Byrna Technologies (BYRN)
Market Price (12/4/2025): $18.31 | Market Cap: $415.5 MilSector: Industrials | Industry: Aerospace & Defense
Byrna Technologies (BYRN)
Market Price (12/4/2025): $18.31Market Cap: $415.5 MilSector: IndustrialsIndustry: Aerospace & Defense
Investment Highlights
Why It Matters
Which of these 2 stories sounds closer for this stock?
1. Generates cash flow
The stock generated 4% or more of the share price (called cash flow yield), and shows moderate 10-15% or more growth.
2. Riding a trend
Think Tesla during the pandemic of 2020 when EVs were riding a cultural high, or Nvidia in the current AI boom, or even Figma. These companies don’t have enough yield, or, enough growth, or both - however - they are riding a trend. They have momentum. These can be more volatile - they don’t have the floor of strong cash flow
| Strong revenue growthRev Chg LTMRevenue Change % Last Twelve Months (LTM) is 51% | Meaningful short interestShort Interest % of Basic SharesShort Interest % of Basic Shares = (Short Interest Quantity) / (Basic Shares Outstanding). A high fraction of short interest can indicate potential risk of a short squeeze. is 18% | Expensive valuation multiplesP/EBITPrice/EBIT or Price/(Operating Income) ratio is 42x |
| Megatrend and thematic driversMegatrends include Personal Security & Safety, and Public Safety Enhancement. Themes include Non-Lethal Defense, Personal Protection Devices, Show more. | Not cash flow generativeCFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -3.8%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -10.0% |
| Strong revenue growthRev Chg LTMRevenue Change % Last Twelve Months (LTM) is 51% |
| Megatrend and thematic driversMegatrends include Personal Security & Safety, and Public Safety Enhancement. Themes include Non-Lethal Defense, Personal Protection Devices, Show more. |
| Meaningful short interestShort Interest % of Basic SharesShort Interest % of Basic Shares = (Short Interest Quantity) / (Basic Shares Outstanding). A high fraction of short interest can indicate potential risk of a short squeeze. is 18% |
| Expensive valuation multiplesP/EBITPrice/EBIT or Price/(Operating Income) ratio is 42x |
| Not cash flow generativeCFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is -3.8%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is -10.0% |
Valuation, Metrics & Events
BYRN Stock
Why The Stock Moved
Qualitative Assessment
AI Generated Analysis | Feedback
Here are five key points highlighting factors that may have contributed to Byrna Technologies' (BYRN) stock movement of -10.2% between August 31, 2025, and December 4, 2025:
1. Significant Decrease in Cash and Cash Equivalents: Byrna Technologies reported a notable decrease in cash, cash equivalents, and marketable securities, which totaled $9.0 million at August 31, 2025, down from $25.7 million at November 30, 2024. This reduction was primarily attributed to changes in working capital, stemming from increased inventory and accounts receivable.
2. Substantial Increase in Inventory: The company's inventory rose significantly to $34.1 million as of August 31, 2025, compared to $20.0 million at November 30, 2024. While management stated this reflected strategic builds ahead of the holiday season and the rollout of the Compact Launcher, such a large increase can tie up capital and raise concerns about inventory management or potential obsolescence if sales do not meet expectations.
Stock Movement Drivers
Return vs. Risk
Price Returns Compared
| 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Total [1] | |
|---|---|---|---|---|---|---|---|
| Returns | |||||||
| BYRN Return | 85% | 3608% | -41% | -18% | 351% | -37% | 9196% |
| Peers Return | -11% | -2% | -3% | 14% | -2% | 47% | 40% |
| S&P 500 Return | 16% | 27% | -19% | 24% | 23% | 16% | 112% |
Monthly Win Rates [3] | |||||||
| BYRN Win Rate | 33% | 25% | 42% | 42% | 58% | 40% | |
| Peers Win Rate | 8% | 8% | 10% | 12% | 5% | 31% | |
| S&P 500 Win Rate | 58% | 75% | 42% | 67% | 75% | 70% | |
Max Drawdowns [4] | |||||||
| BYRN Max Drawdown | -13% | 0% | -66% | -71% | -13% | -48% | |
| Peers Max Drawdown | -15% | -5% | -7% | -0% | -2% | -0% | |
| S&P 500 Max Drawdown | -31% | -1% | -25% | -1% | -2% | -15% | |
[1] Cumulative total returns since the beginning of 2020
[2] Peers: FLY, ATRO, BETA, DFSC, PEW.
[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] 2025 data is for the year up to 12/3/2025 (YTD)
How Low Can It Go
| Event | BYRN | S&P 500 |
|---|---|---|
| 2022 Inflation Shock | ||
| % Loss | -92.5% | -25.4% |
| % Gain to Breakeven | 1234.8% | 34.1% |
| Time to Breakeven | 454 days | 464 days |
| 2020 Covid Pandemic | ||
| % Loss | -38.1% | -33.9% |
| % Gain to Breakeven | 61.5% | 51.3% |
| Time to Breakeven | 45 days | 148 days |
| 2008 Global Financial Crisis | ||
| % Loss | -95.1% | -56.8% |
| % Gain to Breakeven | 1946.7% | 131.3% |
| Time to Breakeven | 4291 days | 1480 days |
Compare to FLY, ATRO, BETA, DFSC, PEW
In The Past
Byrna Technologies's stock fell -92.5% during the 2022 Inflation Shock from a high on 8/26/2021. A -92.5% loss requires a 1234.8% gain to breakeven.
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Asset Allocation
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Latest Trefis Analyses
| Title | |
|---|---|
| ARTICLES |
Trade Ideas
Select past ideas related to BYRN. For more, see Trefis Trade Ideas.
| Date | Ticker | Company | Category | Trade Strategy | 6M Fwd Rtn | 12M Fwd Rtn | 12M Max DD |
|---|---|---|---|---|---|---|---|
| 11212025 | CNM | Core & Main | Dip Buy | DB | FCFY OPMDip Buy with High FCF Yield and High MarginBuying dips for companies with high FCF yield and meaningfully high operating margin | 7.3% | 7.3% | -1.6% |
| 11212025 | VRRM | Verra Mobility | Dip Buy | DB | FCFY OPMDip Buy with High FCF Yield and High MarginBuying dips for companies with high FCF yield and meaningfully high operating margin | 2.3% | 2.3% | -1.2% |
| 11212025 | LII | Lennox International | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | 4.8% | 4.8% | 0.0% |
| 11212025 | ADP | Automatic Data Processing | Monopoly | MY | Getting CheaperMonopoly-Like with P/S DeclineLarge cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple | 1.6% | 1.6% | -1.2% |
| 11212025 | CW | Curtiss-Wright | Quality | Q | Momentum | UpsideQuality Stocks with Momentum and UpsideBuying quality stocks with strong momentum but still having room to run | 2.2% | 2.2% | 0.0% |
| Date | Ticker | Company | Category | Trade Strategy | 6M Fwd Rtn | 12M Fwd Rtn | 12M Max DD |
|---|---|---|---|---|---|---|---|
| 11212025 | CNM | Core & Main | Dip Buy | DB | FCFY OPMDip Buy with High FCF Yield and High MarginBuying dips for companies with high FCF yield and meaningfully high operating margin | 7.3% | 7.3% | -1.6% |
| 11212025 | VRRM | Verra Mobility | Dip Buy | DB | FCFY OPMDip Buy with High FCF Yield and High MarginBuying dips for companies with high FCF yield and meaningfully high operating margin | 2.3% | 2.3% | -1.2% |
| 11212025 | LII | Lennox International | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | 4.8% | 4.8% | 0.0% |
| 11212025 | ADP | Automatic Data Processing | Monopoly | MY | Getting CheaperMonopoly-Like with P/S DeclineLarge cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple | 1.6% | 1.6% | -1.2% |
| 11212025 | CW | Curtiss-Wright | Quality | Q | Momentum | UpsideQuality Stocks with Momentum and UpsideBuying quality stocks with strong momentum but still having room to run | 2.2% | 2.2% | 0.0% |
Research & Analysis
Invest in Strategies
Wealth Management
Peer Comparisons for Byrna Technologies
| Peers to compare with: |
Financials
| Median | |
|---|---|
| Name | |
| Mkt Price | 18.43 |
| Mkt Cap | 1.1 |
| Rev LTM | 106 |
| Op Inc LTM | 2 |
| FCF LTM | -10 |
| FCF 3Y Avg | -2 |
| CFO LTM | -7 |
| CFO 3Y Avg | 1 |
Growth & Margins
| Median | |
|---|---|
| Name | |
| Rev Chg LTM | 51.0% |
| Rev Chg 3Y Avg | 40.4% |
| Rev Chg Q | 35.1% |
| QoQ Delta Rev Chg LTM | 7.1% |
| Op Mgn LTM | -101.6% |
| Op Mgn 3Y Avg | -1.4% |
| QoQ Delta Op Mgn LTM | 1.7% |
| CFO/Rev LTM | -84.0% |
| CFO/Rev 3Y Avg | 0.6% |
| FCF/Rev LTM | -103.8% |
| FCF/Rev 3Y Avg | -3.4% |
Valuation
| Median | |
|---|---|
| Name | |
| Mkt Cap | 1.1 |
| P/S | 3.2 |
| P/EBIT | 37.1 |
| P/E | -245.9 |
| P/CFO | -48.3 |
| Total Yield | 1.5% |
| Dividend Yield | 0.0% |
| FCF Yield 3Y Avg | -2.2% |
| D/E | 0.1 |
| Net D/E | 0.1 |
Returns
| Median | |
|---|---|
| Name | |
| 1M Rtn | -10.6% |
| 3M Rtn | -9.8% |
| 6M Rtn | 15.1% |
| 12M Rtn | 105.4% |
| 3Y Rtn | 286.5% |
| 1M Excs Rtn | -10.6% |
| 3M Excs Rtn | -8.7% |
| 6M Excs Rtn | 0.4% |
| 12M Excs Rtn | 93.9% |
| 3Y Excs Rtn | 269.7% |
Returns Analyses
SEC Filings
Expand for More| Report Date | Filing Date | Filing |
|---|---|---|
| 8312025 | 10092025 | 10-Q 8/31/2025 |
| 5312025 | 7102025 | 10-Q 5/31/2025 |
| 2282025 | 4102025 | 10-Q 2/28/2025 |
| 11302024 | 2072025 | 10-K 11/30/2024 |
| 8312024 | 10112024 | 10-Q 8/31/2024 |
| 5312024 | 7092024 | 10-Q 5/31/2024 |
| 2292024 | 4052024 | 10-Q 2/29/2024 |
| 11302023 | 2142024 | 10-K 11/30/2023 |
| 8312023 | 10122023 | 10-Q 8/31/2023 |
| 5312023 | 7112023 | 10-Q 5/31/2023 |
| 2282023 | 4142023 | 10-Q 2/28/2023 |
| 11302022 | 2092023 | 10-K 11/30/2022 |
| 8312022 | 10032022 | 10-Q 8/31/2022 |
| 5312022 | 7072022 | 10-Q 5/31/2022 |
| 2282022 | 4062022 | 10-Q 2/28/2022 |
| 11302021 | 2112022 | 10-K 11/30/2021 |
External Quote Links
| Y Finance | Barrons |
| TradingView | Morningstar |
| SeekingAlpha | ValueLine |
| Motley Fool | Robinhood |
| CNBC | Etrade |
| MarketWatch | Unusual Whales |
| YCharts | Perplexity Finance |
| FinViz |