NPK International (NPKI)


Market Price (8/12/2026): $13.86 | Market Cap: $1.2 BilSector: Industrials | Industry: Building Products

NPK International (NPKI)


Market Price (8/12/2026): $13.86
Market Cap: $1.2 Bil
Sector: Industrials
Industry: Building Products

Investment Highlights Why It Matters Detailed financial logic regarding cash flow yields vs trend-riding momentum.

0

Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 28%

Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 29%

Low stock price volatility
Vol 12M is 40%

Megatrend and thematic drivers
Megatrends include Sustainable Infrastructure, Circular Economy & Recycling, and Sustainable Resource Management. Themes include Waste Management Solutions, Show more.

Key risks
NPKI key risks include [1] ongoing margin compression due to specific cost pressures and [2] a notable dependence on key customers.

0 Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 28%
1 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 29%
2 Low stock price volatility
Vol 12M is 40%
3 Megatrend and thematic drivers
Megatrends include Sustainable Infrastructure, Circular Economy & Recycling, and Sustainable Resource Management. Themes include Waste Management Solutions, Show more.
4 Key risks
NPKI key risks include [1] ongoing margin compression due to specific cost pressures and [2] a notable dependence on key customers.

NPKI in ETFs

Weight = NPKI's share of each fund

IWM0.04%
AVUV0.11%
NUSC0.08%
IWO0.07%
ESML0.04%
VTWO0.04%
FNDA0.04%
DFAS0.02%
+4 more covered ETFs

Valuation & Metrics

Price Chart

Why The Stock Moved

Qualitative Assessment

AI Analysis | Feedback

Updated on 8/4/2026

NPK International (NPKI) stock has lost about 15% since 4/30/2026 because of the following key factors:

1. Persistent overvaluation concerns despite a strong fiscal Q2 2026. Despite NPK International reporting robust fiscal Q2 2026 results, including a 20% year-over-year revenue increase to $81.6 million and adjusted EPS of $0.15 which surpassed analyst estimates by 15.38%, the stock was perceived as overvalued. As of July 31, 2026, NPKI's price of $12.46 was approximately 13.5% above its GF Value™ of $10.98, and its forward P/E ratio of 22x was slightly above the Trade Distributors industry average of 21x.

2. Negative market reaction to Q2 2026 earnings. Following the announcement of strong fiscal Q2 2026 results on July 29, 2026, NPKI shares experienced a significant decline, dropping 6.9% the day after the earnings release and a further 19% over the subsequent week. This sharp negative investor sentiment, despite the company raising its full-year 2026 adjusted EBITDA guidance to a range of $97 million to $103 million, suggests that market expectations may have been set even higher, leading to a "sell the news" reaction.

Show more
Updated on 8/4/2026

NPK International (NPKI) stock has lost about 15% since 4/30/2026 because of the following key factors:

1. Persistent overvaluation concerns despite a strong fiscal Q2 2026. Despite NPK International reporting robust fiscal Q2 2026 results, including a 20% year-over-year revenue increase to $81.6 million and adjusted EPS of $0.15 which surpassed analyst estimates by 15.38%, the stock was perceived as overvalued. As of July 31, 2026, NPKI's price of $12.46 was approximately 13.5% above its GF Value™ of $10.98, and its forward P/E ratio of 22x was slightly above the Trade Distributors industry average of 21x.

2. Negative market reaction to Q2 2026 earnings. Following the announcement of strong fiscal Q2 2026 results on July 29, 2026, NPKI shares experienced a significant decline, dropping 6.9% the day after the earnings release and a further 19% over the subsequent week. This sharp negative investor sentiment, despite the company raising its full-year 2026 adjusted EBITDA guidance to a range of $97 million to $103 million, suggests that market expectations may have been set even higher, leading to a "sell the news" reaction.

3. Decrease in free cash flow due to strategic capital investments. While NPK International's operating cash flow remained strong at $21.9 million in fiscal Q2 2026, its free cash flow decreased to $5.9 million, down from $11.2 million in the prior year period. This reduction was primarily due to substantial capital investments, with $16.0 million allocated in fiscal Q2 2026, largely for expanding the rental fleet and a manufacturing capacity expansion project expected to cost $40 million to $45 million by mid-2027. Investors may have reacted negatively to the short-term impact on liquidity despite the long-term growth rationale.

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Stock Movement Drivers

Fundamental Drivers

The -15.3% change in NPKI stock from 4/30/2026 to 8/11/2026 was primarily driven by a -22.6% change in the company's P/E Multiple.
(LTM values as of)43020268112026Change
Stock Price ($)16.3513.85-15.3%
Change Contribution By: 
Total Revenues ($ Mil)2773018.5%
Net Income Margin (%)14.1%14.2%1.0%
P/E Multiple35.427.4-22.6%
Shares Outstanding (Mil)8485-0.1%
Cumulative Contribution-15.3%

LTM = Last Twelve Months as of date shown

Market Drivers

4/30/2026 to 8/11/2026
ReturnCorrelation
NPKI-15.3% 
Market (SPY)7.2%32.9%
Sector (XLI)6.4%41.0%

Fundamental Drivers

The 0.3% change in NPKI stock from 1/31/2026 to 8/11/2026 was primarily driven by a 15.9% change in the company's Total Revenues ($ Mil).
(LTM values as of)13120268112026Change
Stock Price ($)13.8113.850.3%
Change Contribution By: 
Total Revenues ($ Mil)25930115.9%
Net Income Margin (%)12.7%14.2%11.4%
P/E Multiple35.327.4-22.2%
Shares Outstanding (Mil)8485-0.2%
Cumulative Contribution0.3%

LTM = Last Twelve Months as of date shown

Market Drivers

1/31/2026 to 8/11/2026
ReturnCorrelation
NPKI0.3% 
Market (SPY)11.7%39.4%
Sector (XLI)12.6%46.9%

Fundamental Drivers

The 53.5% change in NPKI stock from 7/31/2025 to 8/11/2026 was primarily driven by a 28.9% change in the company's Total Revenues ($ Mil).
(LTM values as of)73120258112026Change
Stock Price ($)9.0213.8553.5%
Change Contribution By: 
Total Revenues ($ Mil)23330128.9%
P/S Multiple3.33.917.0%
Shares Outstanding (Mil)86851.8%
Cumulative Contribution53.5%

LTM = Last Twelve Months as of date shown

Market Drivers

7/31/2025 to 8/11/2026
ReturnCorrelation
NPKI53.5% 
Market (SPY)22.9%43.0%
Sector (XLI)23.4%47.4%

Fundamental Drivers

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Market Drivers

7/31/2023 to 8/11/2026
ReturnCorrelation
NPKI  
Market (SPY)74.3%49.1%
Sector (XLI)75.2%52.5%

Return vs. Risk

Price Returns Compared

 202120222023202420252026Total [1]
Returns
NPKI Return---6%55%14%87%
Peers Return70%7%25%6%-13%24%161%
S&P 500 Return27%-19%24%23%16%13%106%

Monthly Win Rates [3]
NPKI Win Rate---100%58%75% 
Peers Win Rate71%54%56%52%46%59% 
S&P 500 Win Rate75%42%67%75%67%50% 

Max Drawdowns [4]
NPKI Max Drawdown-----36%-26% 
Peers Max Drawdown-19%-32%-31%-27%-42%-30% 
S&P 500 Max Drawdown-5%-25%-10%-8%-19%-9% 


[1] Cumulative total returns since the beginning of 2021
[2] Peers: URI, HRI, WSC, MGRC.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2026 data is for the year up to 8/11/2026 (YTD)

How Low Can It Go

EventNPKIS&P 500
2025 US Tariff Shock
  % Loss-28.1%-18.8%
  % Gain to Breakeven39.0%23.1%
  Time to Breakeven24 days79 days

Compare to URI, HRI, WSC, MGRC

In The Past

NPK International's stock fell -28.1% during the 2025 US Tariff Shock. Such a loss loss requires a 39.0% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

EventNPKIS&P 500
2025 US Tariff Shock
  % Loss-28.1%-18.8%
  % Gain to Breakeven39.0%23.1%
  Time to Breakeven24 days79 days

Compare to URI, HRI, WSC, MGRC

In The Past

NPK International's stock fell -28.1% during the 2025 US Tariff Shock. Such a loss loss requires a 39.0% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About NPK International (NPKI)

NPK International Inc. (NPKI) is a diversified energy and industrial services company that provides essential products, rentals, and services primarily to the oil and natural gas exploration and production (E&P) industry, while also serving a range of other industrial markets. The company operates through two main segments: Fluids Systems and Industrial Solutions.

The Fluids Systems segment specializes in providing critical drilling, completion, and stimulation fluids, along with associated technical services, for E&P operations. This segment primarily supports oil and natural gas producers across significant global regions including North America, Europe, the Middle East, Africa, Asia Pacific, and Latin America.

NPK International's Industrial Solutions segment focuses on temporary worksite access and site services. This includes renting composite matting systems, offering related site construction, planning, environmental protection, and restoration services. This segment serves a broad client base beyond traditional E&P, reaching industries such as power transmission, renewable energy, pipelines, petrochemicals, and general construction, primarily in the United States and Europe, with recyclable mats sold globally.

AI Analysis | Feedback

NPK International is like the specialized fluids division of Halliburton or Schlumberger, providing essential products and technical services for oil and gas drilling.

NPK International is also like a specialized United Rentals, focused on providing temporary access mats and site preparation services for large industrial and energy projects.

AI Analysis | Feedback

Major Products and Services of NPK International (NPKI)

  • Drilling, Completion, and Stimulation Fluids: Provides specialized fluid products essential for various phases of oil and natural gas well operations.
  • Fluids Technical Services: Offers expert technical support and services related to the application and management of drilling, completion, and stimulation fluids.
  • Composite Matting System Rentals: Rents out composite mats used for temporary worksite access and ground protection across diverse industries.
  • Recyclable Composite Mats: Sells durable and environmentally friendly composite mats for global customers requiring ground protection and access solutions.
  • Site Construction and Services: Delivers comprehensive services including access road construction, site planning, environmental protection, erosion control, and site restoration.

AI Analysis | Feedback

NPK International (NPKI) sells primarily to other companies. The provided background information does not list the names of specific major customer companies.

However, based on the description of its operations, NPK International's major customers are companies operating in the following industries:

  • Oil and natural gas exploration and production (E&P)
  • Power transmission
  • Pipeline
  • Renewable energy
  • Petrochemical
  • Construction

AI Analysis | Feedback

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AI Analysis | Feedback

Here is the management team of NPK International Inc.:

Matthew S. Lanigan, President and Chief Executive Officer

Mr. Lanigan joined Newpark (now NPK International Inc.) in April 2016 as President, Mats & Integrated Services and Vice President. He was promoted to President and Chief Operating Officer in September 2021, and then to President and Chief Executive Officer and joined the Board of Directors in March 2022. Prior to joining NPK, Mr. Lanigan began his professional career at ExxonMobil in Australia as a Drilling & Completions Engineer, progressing to Offshore Production Engineer and Marketer for Crude & LPG. He later worked at GE in the Plastics division, rising to Chief Marketing Officer, and then transferred to GE Capital, where he held leadership roles in Sales & Marketing.

Gregg S. Piontek, Senior Vice President and Chief Financial Officer, Principal Accounting Officer

Mr. Piontek has served as Chief Financial Officer of NPK International Inc. since October 2011. He joined the company in 2007 and previously held the position of Vice President, Controller and Chief Accounting Officer. Effective November 10, 2025, he also assumed the role of the company's principal accounting officer.

Lori Briggs, Executive Vice President Business Operations

Ms. Briggs joined NPK in October 2017 as Senior Director of Business Transformation & Integration. She was promoted to Vice President of Marketing for Industrial Services in January 2021 and subsequently to Executive Vice President Business Operations. Before joining NPK, she served as a Global Pricing Leader at GE Oil and Gas from October 2015 to October 2017. For the two decades prior to that, Ms. Briggs held various management positions in marketing, commercial, and finance for GE Capital.

M. Celeste Frugé, VP – General Counsel, Chief Compliance Officer, and Corporate Secretary

Ms. Frugé joined NPK in April 2008 as Senior Corporate Counsel and has held various legal roles of increasing responsibility, including Associate General Counsel and Deputy General Counsel. She was promoted to Vice President, General Counsel, Chief Compliance Officer, and Corporate Secretary in May 2023. Her responsibilities have included managing global legal matters such as complex commercial issues, acquisitions and divestitures, litigation, joint ventures, and regulatory compliance. Prior to NPK, Ms. Frugé practiced law at Winstead, PC, and Stibbs & Burbach, PC.

AI Analysis | Feedback

The key risks to NPK International Inc.'s business are:

  1. Revenue Volatility from Dependence on Large Infrastructure Projects and Sector Cyclicality: NPK International Inc., particularly after divesting its Fluids Systems segment and focusing on its Industrial Solutions (Access Solutions) segment, is highly reliant on long-duration infrastructure and utility projects. The company's financial performance is susceptible to fluctuations within this specific market, and its "biggest risk" remains revenue volatility if large projects slow or are delayed. Project timing swings and overall sector cyclicality can directly impact the company's revenue and profitability. Additionally, the presence of contracts that allow customers to reduce services without penalty poses a risk of decreased revenues and overall profitability.
  2. Cybersecurity Incidents: NPK International Inc. (then Newpark Resources Inc.) experienced a ransomware attack in October 2024 that disrupted access to critical internal information systems and business applications. Such incidents pose a significant threat to operational continuity and financial reporting accuracy, potentially leading to substantial financial losses and reputational damage. The energy sector, in which NPK International operates, is a frequent target for cybercriminals.
  3. Declining Gross Margins and Challenges in Managing Operational Costs: The company faces challenges in maintaining profitability, evidenced by a reported sequential decline in gross margins. Furthermore, the labor-intensive nature of NPK International's operations means that underutilization of its workforce due to contract delays or reduced service levels could lead to significant costs and diminished profitability. Managing operating expenses, such as selling, general, and administrative (SG&A) costs, also remains a challenge for the company.

AI Analysis | Feedback

The global energy transition, characterized by a fundamental shift towards renewable energy sources and away from fossil fuels, poses a clear emerging threat to NPK International, particularly its Fluids Systems segment. As global investment and demand for oil and natural gas exploration and production (E&P) decline due to climate change policies, technological advancements in renewables, and changing corporate and consumer preferences, the market for NPKI's drilling, completion, and stimulation fluids products and related technical services will contract. This represents a significant, long-term structural challenge to a core part of the company's business.

AI Analysis | Feedback

NPK International Inc. (NPKI) operates in two primary segments: Fluids Systems and Industrial Solutions. The addressable markets for these main products and services are detailed below, with market sizes for 2024 where available.

Fluids Systems Segment

This segment provides drilling, completion, and stimulation fluids products and related technical services. The primary addressable market for this segment is the global drilling fluids market.
  • Global Drilling Fluids Market: The global drilling fluid market size was valued at approximately USD 12.50 billion in 2024. Other reports indicate the global drilling fluid market size was USD 12.4 billion in 2024 and USD 8.93 billion in 2024.
  • North America Drilling Fluids Market: North America held a significant share of the global drilling fluid market in 2024, with some reports indicating a share of 30.56%, 27%, or 34.3%. The U.S. alone accounted for approximately USD 4.3 billion in revenue in 2024.
  • Europe Drilling Fluids Market: The drilling fluids market in Europe generated a revenue of USD 1,811.2 million in 2024.
  • Middle East & Africa (MEA) Drilling Fluids Market: The MEA drilling fluids market generated a revenue of USD 2,738.6 million in 2024.
  • Asia Pacific Drilling Fluids Market: The Asia Pacific drilling fluids market size was approximately USD 1.9 billion in 2024. Other sources estimate the market at USD 1.6 billion in 2024.
  • Latin America Drilling Fluids Market: While a specific market size for 2024 was not readily available, the Latin America drilling fluids market is expected to expand significantly due to increased drilling activities and untapped oil and gas reserves.

Industrial Solutions Segment

This segment offers composite matting system rentals and related services for temporary worksite access, as well as recyclable composite mats. The addressable market here is the access mats or ground protection mats market, where composite mats are a key component.
  • Global Access Mats Market: The global access mats market size was valued at around USD 1.9 billion in 2024.
  • North America Access Mats Market: North America is a dominant region in the access mats market. The United States access mats market was valued at USD 1.7 billion in 2024. For ground protection mats, North America held over 40% of the global revenue with a market size of USD 171.44 million in 2024.
  • Europe Access Mats Market: Europe held more than 30% of the global ground protection mats revenue, with a market size of USD 128.58 million in 2024.

AI Analysis | Feedback

Here are 3-5 expected drivers of future revenue growth for NPK International (NPKI) over the next 2-3 years:

  1. Accelerating Organic Rental Growth and Rental Fleet Expansion: NPK International's primary focus for long-term value generation is the scale-up of its rental platform. The company invested $37 million to expand its DURA-BASE fleet by 16% in 2025 and projects low-to-mid teens percentage growth in rental and service revenues for 2026. This strategy includes significant capital expenditures for fleet expansion.
  2. Strong Demand in Power Transmission and Critical Infrastructure Sectors: A substantial portion of NPK International's revenue, over two-thirds in 2025, is derived from the power transmission sector, which continues to show strong customer demand for matting rentals and related services. The company serves diverse critical infrastructure end-markets, with a highly constructive outlook for spending in utilities and critical infrastructure, positioning NPKI for sustained top-line growth.
  3. Manufacturing Capacity Expansion: To support the anticipated growth in rental demand and product sales, NPK International is actively expanding its manufacturing capacity. Production volumes increased by more than 15% in 2025 due to a shift to 24/7 operations and enhanced throughput. The company expects these initiatives to provide sufficient production capacity for 2026 and is evaluating further expansion options to bring additional capacity online in the first half of 2027.
  4. Geographic Expansion and Market Share Growth: NPK International's growth strategy includes both geographic expansion and increasing market share within its existing U.S. and U.K. markets. Analyst narratives also point to the company's potential to capture greater market share through continued expansion of its rental fleet and geographic footprint in high-growth regions, such as the Midwest and Gulf Coast. The commercial pipeline entering 2026 shows quoted volumes approximately 30% higher than the end of 2024, with about one-third tied to new geographies.
  5. Strategic Acquisitions: While not a consistently recurring driver, strategic acquisitions can contribute to revenue growth, as demonstrated by the November 2025 acquisition of Grassform Plant Hire Limited, which added roughly 20,000 composite mats to NPKI's rental fleet and contributed to rental and service revenues in Q4 2025. The company's capital structure is also noted to support growth plans, including potential strategic acquisitions.

AI Analysis | Feedback

Share Repurchases

  • In 2023, NPK International (then Newpark Resources) repurchased 6.5 million shares of common equity for $32 million. As of December 31, 2023, $18.1 million remained under the existing repurchase authorization.
  • In February 2024, the Board of Directors authorized a new share repurchase program of up to $50 million.
  • During 2025, NPK International repurchased 3 million shares for $20.4 million, representing a 4% reduction in outstanding shares.

Outbound Investments

  • On September 13, 2024, the company completed the sale of its Fluids Systems segment to SCF Partners, Inc. The net sale consideration was $56 million, including $70 million in cash proceeds at closing, marking a strategic pivot to focus on Industrial Solutions.
  • In 2025, NPK International acquired Grassform Plant Hire in the UK for £35.2 million (approximately $42 million) in cash, expanding its matting solutions business and presence in the UK.

Capital Expenditures

  • Capital investments were $8 million in 2023, primarily directed toward expanding the rental fleet to support organic growth in the Industrial Solutions segment.
  • For the full year 2024, capital expenditures for the Industrial Solutions segment were projected to be between $33 million and $35 million.
  • NPK International's capital expenditures in 2025 totaled $42.7 million, predominantly funding the expansion of its mat rental fleet.
  • For 2026, the company anticipates capital expenditures in the range of $45 million to $55 million (excluding manufacturing expansion), with $35 million to $45 million specifically allocated to DURA-BASE rental fleet expansion.

Better Bets vs. NPK International (NPKI)

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Peer Comparisons

Peers to compare with:

Financials

NPKIURIHRIWSCMGRCMedian
NameNPK Inte.United R.Herc WillScot McGrath . 
Mkt Price13.851,141.62171.0322.89120.88120.88
Mkt Cap1.271.45.74.13.04.1
Rev LTM30116,8324,8572,2949332,294
Op Inc LTM524,224638468238468
FCF LTM28632-128298-728
FCF 3Y Avg27711-1093592127
CFO LTM865,7421,264703252703
CFO 3Y Avg725,1721,157696253696

Growth & Margins

NPKIURIHRIWSCMGRCMedian
NameNPK Inte.United R.Herc WillScot McGrath . 
Rev Chg LTM28.1%6.9%37.4%-2.5%-0.9%6.9%
Rev Chg 3Y Avg13.9%8.5%17.3%-0.3%9.1%9.1%
Rev Chg Q19.6%11.8%26.3%3.9%-6.2%11.8%
QoQ Delta Rev Chg LTM4.6%2.9%5.4%1.0%-1.5%2.9%
Op Inc Chg LTM37.1%5.1%28.9%-18.6%-1.2%5.1%
Op Inc Chg 3Y Avg20.2%5.3%3.6%-9.7%16.8%5.3%
Op Mgn LTM17.3%25.1%13.1%20.4%25.5%20.4%
Op Mgn 3Y Avg16.0%26.0%15.9%23.4%25.8%23.4%
QoQ Delta Op Mgn LTM0.7%0.1%0.1%-0.4%-0.0%0.1%
CFO/Rev LTM28.5%34.1%26.0%30.7%27.0%28.5%
CFO/Rev 3Y Avg29.2%32.7%29.9%29.6%27.5%29.6%
FCF/Rev LTM9.2%3.8%-2.6%13.0%-0.7%3.8%
FCF/Rev 3Y Avg11.2%4.6%-2.8%15.2%1.8%4.6%

Valuation

NPKIURIHRIWSCMGRCMedian
NameNPK Inte.United R.Herc WillScot McGrath . 
Mkt Cap1.271.45.74.13.04.1
P/S3.94.21.21.83.23.2
P/Op Inc22.516.99.08.812.512.5
P/EBIT22.116.99.928.812.516.9
P/E27.427.1116.6-60.119.427.1
P/CFO13.712.44.55.911.811.8
Total Yield3.6%4.4%2.5%-0.4%6.8%3.6%
Dividend Yield0.0%0.7%1.6%1.2%1.6%1.2%
FCF Yield 3Y Avg-1.4%-2.6%6.1%0.6%1.0%
D/E0.00.21.70.90.20.2
Net D/E0.00.21.70.90.20.2

Returns

NPKIURIHRIWSCMGRCMedian
NameNPK Inte.United R.Herc WillScot McGrath . 
1M Rtn-3.5%4.2%14.9%-12.8%4.0%4.0%
3M Rtn-8.3%19.7%23.5%-15.1%6.7%6.7%
6M Rtn-2.7%30.8%-4.6%5.4%5.3%5.3%
12M Rtn45.9%32.4%57.1%-3.2%3.3%32.4%
3Y Rtn91.3%139.9%34.3%-45.0%26.7%34.3%
1M Excs Rtn-6.2%2.4%13.0%-15.8%0.8%0.8%
3M Excs Rtn-13.7%17.7%22.0%-18.3%2.3%2.3%
6M Excs Rtn-13.6%19.8%-14.2%-4.5%-6.7%-6.7%
12M Excs Rtn28.1%13.1%37.0%-25.8%-16.7%13.1%
3Y Excs Rtn18.7%79.6%-35.8%-119.1%-40.2%-35.8%

Comparison Analyses

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Financials

Segment Financials

Revenue by Segment
$ Mil20252024202320222021
Rental and service revenues184146150134 
Product sales revenues93725859 
Fluids Systems    421
Industrial Blending    9
Industrial Solutions    185
Total277217208193615


Operating Income by Segment
$ Mil20232022202120202019
Industrial Solutions5344421347
Fluids Systems12-16-19-664
Industrial Blending0-8-2  
Corporate office-31-29-30-26-41
Total34-9-9-7910


Assets by Segment
$ Mil20232022202120202019
Fluids Systems336420458419594
Industrial Solutions264248248260266
Corporate office424727  
Industrial Blending0 20  
Corporate   3041
Total642715753709900


Price Behavior

Price Behavior
Market Price$13.85 
Market Cap ($ Bil)1.2 
First Trading Date09/26/1991 
Distance from 52W High-15.3% 
   50 Days200 Days
DMA Price$14.26$12.41
DMA Trendupdown
Distance from DMA-2.9%11.6%
 3M1YR
Volatility46.9%39.9%
Downside Capture176.93128.63
Upside Capture106.74142.68
Correlation (SPY)35.2%43.3%
NPKI Betas & Captures as of 7/31/2026

 1M2M3M6M1Y3Y
Beta1.640.911.011.161.290.03
Up Beta3.650.580.891.051.160.11
Down Beta2.120.11-0.150.631.33-0.15
Up Capture-88%86%67%117%170%49%
Bmk +ve Days11223567138427
Stock +ve Days10233164131207
Down Capture266%164%202%144%117%88%
Bmk -ve Days11212859114326
Stock -ve Days12203260118187

[1] Upside and downside betas calculated using positive and negative benchmark daily returns respectively
Based On 1-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with NPKI
NPKI49.3%39.8%1.10-
Sector ETF (XLI)24.5%17.0%1.1247.4%
Equity (SPY)22.1%12.8%1.2842.9%
Gold (GLD)28.2%28.4%0.8618.5%
Commodities (DBC)37.4%20.1%1.471.4%
Real Estate (VNQ)12.5%13.8%0.6112.1%
Bitcoin (BTCUSD)-45.3%42.9%-1.2817.8%

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Based On 5-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with NPKI
NPKI14.4%45.2%1.04-
Sector ETF (XLI)14.0%17.6%0.6252.5%
Equity (SPY)13.3%17.2%0.6049.1%
Gold (GLD)18.8%18.6%0.8212.0%
Commodities (DBC)9.3%19.6%0.3614.1%
Real Estate (VNQ)1.9%18.9%-0.0027.9%
Bitcoin (BTCUSD)10.9%52.8%0.3917.0%

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Based On 10-Year Data
Annualized
Return
Annualized
Volatility
Sharpe
Ratio
Correlation
with NPKI
NPKI6.9%45.2%1.04-
Sector ETF (XLI)14.3%20.0%0.6352.5%
Equity (SPY)15.3%17.9%0.7349.1%
Gold (GLD)12.0%16.2%0.6112.0%
Commodities (DBC)7.9%18.0%0.3514.1%
Real Estate (VNQ)4.5%20.7%0.1827.9%
Bitcoin (BTCUSD)59.4%66.1%0.9917.0%

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Short Interest

Short Interest: As Of Date7312026
Short Interest: Shares Quantity2.5 Mil
Short Interest: % Change Since 71520263.1%
Average Daily Volume0.9 Mil
Days-to-Cover Short Interest2.8 days
Basic Shares Quantity84.5 Mil
Short % of Basic Shares3.0%

Earnings Returns History

Updated 8/7/2026
Expand for More
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/29/20263.4%12.7% 
4/30/2026-4.8%-5.6%-12.5%
2/25/20264.1%-1.6%0.8%
10/30/2025-8.5%-5.5%-7.6%
8/5/20251.2%11.0%19.6%
5/1/202525.7%33.4%33.4%
2/26/2025-5.5%-12.9%-5.0%
SUMMARY STATS   
# Positive433
# Negative343
Median Positive3.8%12.7%19.6%
Median Negative-5.5%-5.6%-7.6%
Max Positive25.7%33.4%33.4%
Max Negative-8.5%-12.9%-12.5%
Collapse to Preview
 Forward Returns
Earnings Date1D Returns5D Returns21D Returns
7/29/20263.4%12.7% 
4/30/2026-4.8%-5.6%-12.5%
2/25/20264.1%-1.6%0.8%
10/30/2025-8.5%-5.5%-7.6%
8/5/20251.2%11.0%19.6%
5/1/202525.7%33.4%33.4%
2/26/2025-5.5%-12.9%-5.0%
SUMMARY STATS   
# Positive433
# Negative343
Median Positive3.8%12.7%19.6%
Median Negative-5.5%-5.6%-7.6%
Max Positive25.7%33.4%33.4%
Max Negative-8.5%-12.9%-12.5%

SEC Filings

Expand for More
Report DateFiling DateFiling
06/30/202607/30/202610-Q
03/31/202605/01/202610-Q
12/31/202502/27/202610-K
09/30/202510/31/202510-Q
06/30/202508/06/202510-Q
03/31/202505/02/202510-Q
12/31/202402/28/202510-K
09/30/202411/12/202410-Q
06/30/202408/06/202410-Q
03/31/202405/03/202410-Q
12/31/202302/23/202410-K
09/30/202311/01/202310-Q
06/30/202308/02/202310-Q
03/31/202305/03/202310-Q
12/31/202202/24/202310-K
09/30/202211/02/202210-Q
Collapse to Preview
Report DateFiling DateFiling
06/30/202607/30/202610-Q
03/31/202605/01/202610-Q
12/31/202502/27/202610-K
09/30/202510/31/202510-Q
06/30/202508/06/202510-Q
03/31/202505/02/202510-Q
12/31/202402/28/202510-K
09/30/202411/12/202410-Q
06/30/202408/06/202410-Q
03/31/202405/03/202410-Q
12/31/202302/23/202410-K
09/30/202311/01/202310-Q
06/30/202308/02/202310-Q
03/31/202305/03/202310-Q
12/31/202202/24/202310-K
09/30/202211/02/202210-Q
06/30/202208/03/202210-Q
03/31/202205/04/202210-Q
12/31/202102/25/202210-K
09/30/202111/03/202110-Q
06/30/202108/04/202110-Q
03/31/202105/05/202110-Q
12/31/202002/26/202110-K
09/30/202011/04/202010-Q
06/30/202008/04/202010-Q
03/31/202005/06/202010-Q
12/31/201902/21/202010-K
09/30/201910/31/201910-Q

Recent Forward Guidance

Updated 7/30/2026

Latest: Q2 2026 Earnings Reported 7/29/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2026 Revenue313.00 Mil318.00 Mil323.00 Mil0.2% RaisedGuidance: 317.50 Mil for 2026
2026 Adjusted EBITDA97.00 Mil100.00 Mil103.00 Mil3.1% RaisedGuidance: 97.00 Mil for 2026
2026 Capital Expenditures65.00 Mil72.50 Mil80.00 Mil-12.1% LoweredGuidance: 82.50 Mil for 2026

Prior: Q1 2026 Earnings Reported 4/30/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2026 Revenue310.00 Mil317.50 Mil325.00 Mil0.8% RaisedGuidance: 315.00 Mil for 2026
2026 Adjusted EBITDA92.00 Mil97.00 Mil102.00 Mil3.2% RaisedGuidance: 94.00 Mil for 2026
2026 Capital Expenditures75.00 Mil82.50 Mil90.00 Mil65.0% RaisedGuidance: 50.00 Mil for 2026
2026 Manufacturing Expansion30.00 Mil32.50 Mil35.00 Mil   

Q4 2025 Earnings Reported 2/25/2026

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2026 Revenue305.00 Mil315.00 Mil325.00 Mil16.7% Higher NewActual: 270.00 Mil for 2025
2026 Adjusted EBITDA88.00 Mil94.00 Mil100.00 Mil29.7% Higher NewActual: 72.50 Mil for 2025
2026 Capital Expenditures45.00 Mil50.00 Mil55.00 Mil5.3% Higher NewActual: 47.50 Mil for 2025
2026 Revenue Growth 14.0%    
2026 Adjusted EBITDA Growth 25.0%    

Q3 2025 Earnings Reported 10/30/2025

Forward GuidanceGuidance Change
MetricLowMidHigh% Chg% DeltaChangePrior
2025 Revenue268.00 Mil270.00 Mil272.00 Mil5.9% RaisedGuidance: 255.00 Mil for 2025
2025 Adjusted EBITDA71.00 Mil72.50 Mil74.00 Mil2.1% RaisedGuidance: 71.00 Mil for 2025
2025 Capital Expenditures45.00 Mil47.50 Mil50.00 Mil26.7% RaisedGuidance: 37.50 Mil for 2025

Insider Activity

Updated 6/9/2026
Expand for More
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Briggs, LoriVP & President, Ind. SolutionsDirectSell609202614.758,325122,7903,645,560Form
2Lanigan, MatthewPresident & CEODirectSell605202614.43167,3752,415,9073,676,351Form
3Briggs, LoriVP & President, Ind. SolutionsDirectSell603202614.5810,446152,2783,724,431Form
4Lewis, Michael A DirectSell519202615.302,01330,8021,978,816Form
5Piontek, GreggSenior Vice President and CFODirectSell410202615.0415,000225,67512,326,760Form
Collapse to Preview
#OwnerTitleHoldingActionFiling DatePriceSharesTransacted
Value
Value of
Held Shares
Form
1Briggs, LoriVP & President, Ind. SolutionsDirectSell609202614.758,325122,7903,645,560Form
2Lanigan, MatthewPresident & CEODirectSell605202614.43167,3752,415,9073,676,351Form
3Briggs, LoriVP & President, Ind. SolutionsDirectSell603202614.5810,446152,2783,724,431Form
4Lewis, Michael A DirectSell519202615.302,01330,8021,978,816Form
5Piontek, GreggSenior Vice President and CFODirectSell410202615.0415,000225,67512,326,760Form
6Piontek, GreggSenior Vice President and CFODirectSell403202614.5135,000507,86412,106,404Form
7Piontek, GreggSenior Vice President and CFODirectSell326202615.0315,000225,38413,062,145Form
8Fruge, Mary CelesteVP, General CounselDirectSell318202613.561,00013,5603,596,288Form
9Fruge, Mary CelesteVP, General CounselDirectSell310202613.3411,193149,3033,537,676Form
10Piontek, GreggSenior Vice President and CFODirectSell305202614.07108,5901,528,05612,444,052Form
11Lewis, Michael A DirectSell225202614.312,01328,7961,878,745Form
12Lewis, Michael A DirectSell1125202512.002,01324,1561,600,165Form
13Briggs, LoriVP & President, Ind. SolutionsDirectSell1003202511.5110,108116,3522,791,543Form
14Lanigan, MatthewPresident & CEODirectSell904202510.381,00010,38011,375,577Form
15Lewis, Michael A DirectSell826202510.332,01320,7971,398,407Form
16Lanigan, MatthewPresident & CEODirectSell826202510.3468,896712,53611,334,151Form
17Briggs, LoriVP & President, Ind. SolutionsDirectSell81220259.518,00576,1482,403,057Form
18Briggs, LoriVP & President, Ind. SolutionsDirectSell71020258.578,00568,5842,232,939Form
19Lewis, Michael A DirectSell61720258.602,01317,3151,181,619Form
20Briggs, LoriVP & President, Ind. SolutionsDirectSell61020258.389,70481,3242,251,262Form

Investor Activity (13F)

Updated Aug 12, 2026
13F holdings as of Mar 31, 2026 (Q1 2026)

Active managers (13F portfolio over $250M, at least 3 holdings) with a position over $5M that is either over 10% of their portfolio or held in a concentrated book of 50 or fewer total positions. Index/ETF, sovereign, bank, community-bank and charitable/donor-advised filers are excluded.

Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Electron Capital Partners, LLC$15.9 Mil0.7%44New13F
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Electron Capital Partners, LLC$15.9 Mil0.7%44New13F
Active Manager
Active ManagerValue% of PortfolioTotal PositionsQoQFiling
Electron Capital Partners, LLC$15.9 Mil0.7%44New13F
Core Cache Last Updated: 8/11/2026