Byrna Technologies (BYRN)
Market Price (12/22/2025): $17.51 | Market Cap: $397.3 MilSector: Industrials | Industry: Aerospace & Defense
Byrna Technologies (BYRN)
Market Price (12/22/2025): $17.51Market Cap: $397.3 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 Days-to-CoverDTC = (Short Interest Share Quantity) / (Average Daily Trading Volume). Reflects how many days it would take to cover (close out) the short interest based on average volumes. High DTC can signify an increased risk of a short squeeze. is 14.29, Short 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 33x |
| 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% | |
| Key risksBYRN key risks include [1] the regulatory threat of its products being re-characterized as firearms and [2] a history of significant operating losses and cash burn that challenge its path to sustained profitability. |
| 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 Days-to-CoverDTC = (Short Interest Share Quantity) / (Average Daily Trading Volume). Reflects how many days it would take to cover (close out) the short interest based on average volumes. High DTC can signify an increased risk of a short squeeze. is 14.29, Short 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 33x |
| 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% |
| Key risksBYRN key risks include [1] the regulatory threat of its products being re-characterized as firearms and [2] a history of significant operating losses and cash burn that challenge its path to sustained profitability. |
Valuation, Metrics & Events
BYRN Stock
Why The Stock Moved
Qualitative Assessment
AI Generated Analysis | Feedback
For Byrna Technologies (BYRN), considering the approximate time period from August 31, 2025, to December 19, 2025 (the most recent date for which information is available), several factors likely contributed to an approximate 15% decline in the stock price. Although Byrna reported strong fiscal third-quarter 2025 results (for the period ending August 31, 2025) in October 2025, the stock appears to have faced downward pressure in the subsequent months.
1. Significant Insider Selling: Over the past year leading up to December 2025, there was substantial open-market selling by Byrna's key executives, with insider sales totaling $11.6 million. This amount exceeds the $5 million threshold specified, indicating negative sentiment from within the company.
2. Overall Market Underperformance: Byrna Technologies' stock underperformed both the broader US Market, which returned 15.1% over the past year, and the US Aerospace & Defense industry during the same period. This suggests a lack of investor confidence in BYRN relative to its peers and the overall market.
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% | -40% | 8759% |
| Peers Return | 56% | 32% | -25% | 39% | 4% | -8% | 106% |
| S&P 500 Return | 16% | 27% | -19% | 24% | 23% | 16% | 112% |
Monthly Win Rates [3] | |||||||
| BYRN Win Rate | 33% | 25% | 42% | 42% | 58% | 33% | |
| Peers Win Rate | 62% | 52% | 43% | 53% | 43% | 48% | |
| S&P 500 Win Rate | 58% | 75% | 42% | 67% | 75% | 73% | |
Max Drawdowns [4] | |||||||
| BYRN Max Drawdown | -13% | 0% | -66% | -71% | -13% | -48% | |
| Peers Max Drawdown | -34% | -8% | -44% | -14% | -30% | -29% | |
| S&P 500 Max Drawdown | -31% | -1% | -25% | -1% | -2% | -15% | |
[1] Cumulative total returns since the beginning of 2020
[2] Peers: AXON, WRAP, RGR, SWBI, OLN.
[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 12/19/2025 (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 | 4,291 days | 1,480 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.
Preserve Wealth
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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 | 18.0% | 18.0% | -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 | 3.7% | 3.7% | -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 | 6.8% | 6.8% | 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 | 2.6% | 2.6% | -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 | 3.6% | 3.6% | -0.4% |
| 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 | 18.0% | 18.0% | -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 | 3.7% | 3.7% | -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 | 6.8% | 6.8% | 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 | 2.6% | 2.6% | -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 | 3.6% | 3.6% | -0.4% |
Research & Analysis
Invest in Strategies
Wealth Management
Peer Comparisons for Byrna Technologies
| Peers to compare with: |
Financials
| Median | |
|---|---|
| Name | |
| Mkt Price | 18.87 |
| Mkt Cap | 0.5 |
| Rev LTM | 504 |
| Op Inc LTM | 4 |
| FCF LTM | 32 |
| FCF 3Y Avg | 15 |
| CFO LTM | 54 |
| CFO 3Y Avg | 53 |
Growth & Margins
| Median | |
|---|---|
| Name | |
| Rev Chg LTM | 4.3% |
| Rev Chg 3Y Avg | -5.0% |
| Rev Chg Q | 19.2% |
| QoQ Delta Rev Chg LTM | 4.4% |
| Op Mgn LTM | 1.3% |
| Op Mgn 3Y Avg | 5.0% |
| QoQ Delta Op Mgn LTM | 0.1% |
| CFO/Rev LTM | 6.9% |
| CFO/Rev 3Y Avg | 9.8% |
| FCF/Rev LTM | 2.9% |
| FCF/Rev 3Y Avg | 2.5% |
Valuation
| Median | |
|---|---|
| Name | |
| Mkt Cap | 0.5 |
| P/S | 2.3 |
| P/EBIT | 27.8 |
| P/E | 45.1 |
| P/CFO | 8.3 |
| Total Yield | 3.4% |
| Dividend Yield | 1.1% |
| FCF Yield 3Y Avg | 0.1% |
| D/E | 0.0 |
| Net D/E | -0.0 |
Returns
| Median | |
|---|---|
| Name | |
| 1M Rtn | 8.4% |
| 3M Rtn | -16.5% |
| 6M Rtn | -3.0% |
| 12M Rtn | -6.4% |
| 3Y Rtn | 32.3% |
| 1M Excs Rtn | 7.7% |
| 3M Excs Rtn | -17.9% |
| 6M Excs Rtn | -15.7% |
| 12M Excs Rtn | -21.3% |
| 3Y Excs Rtn | -58.0% |
Returns Analyses
Earnings Returns History
Expand for More| Forward Returns | |||
|---|---|---|---|
| Earnings Date | 1D Returns | 5D Returns | 21D Returns |
| 12/8/2025 | 0.1% | -8.1% | |
| 9/4/2025 | -6.7% | 2.1% | 9.6% |
| 6/5/2025 | 18.0% | 18.8% | 21.6% |
| 3/5/2025 | -1.7% | -17.1% | -28.0% |
| 12/10/2024 | 14.9% | 38.4% | 42.0% |
| 9/4/2024 | 38.1% | 35.0% | 54.0% |
| 6/5/2024 | 4.3% | 3.9% | -6.8% |
| 12/19/2023 | 5.7% | 11.9% | 3.8% |
| ... | |||
| SUMMARY STATS | |||
| # Positive | 10 | 10 | 11 |
| # Negative | 9 | 9 | 8 |
| Median Positive | 5.0% | 14.2% | 9.6% |
| Median Negative | -4.9% | -10.0% | -9.8% |
| Max Positive | 38.1% | 38.4% | 57.4% |
| Max Negative | -22.2% | -25.1% | -37.9% |
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 |