| 2024-05-13 | +59.8% | earnings | Seeking Alpha | Intrusion Q1 2024 Earnings Preview |
| 2024-12-30 | +44.1% | news | timothysykes.com | Is It Time to Jump on INTZ’s Recent Stock Surge? - timothysykes.com |
| 2025-01-06 | -37.3% | news | Seeking Alpha | Intrusion announces $7.5M registered direct offering |
| 2025-01-07 | -35.9% | legal | SEC EDGAR | INTZ 8-K: 1.01, 7.01 (SEC Filing) |
| 2024-05-15 | -32.8% | earnings | Seeking Alpha | Intrusion, Inc. (INTZ) Q1 2024 Earnings Call Transcript |
| 2021-05-04 | -30.2% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2023-03-06 | -29.3% | legal | SEC EDGAR | INTZ 8-K: 2.02, 8.01 (SEC Filing) |
| 2025-02-27 | -28.5% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.36 misses by $0.13, revenue of $1.68M misses by $0.34M |
| 2025-02-27 | -28.5% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2025-02-28 | -27.6% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q4 2024 Earnings Call Transcript |
| 2024-03-26 | -26.3% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2025-05-30 | +24.0% | analyst | GuruFocus | Ascendiant Capital Raises Price Target for Intrusion (INTZ) | IN - GuruFocus |
| 2024-08-13 | +23.5% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.53 misses by $0.15, revenue of $1.46M beats by $0.36M |
| 2024-08-13 | +23.5% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2024-02-21 | -22.2% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2026-01-12 | +21.0% | executive | Investing.com | Intrusion (INTZ) CEO Scott Anthony buys $2,126 in stock - Investing.com |
| 2022-01-26 | -20.0% | legal | SEC EDGAR | INTZ 8-K: 5.02 and (SEC Filing) |
| 2021-07-23 | -19.4% | legal | SEC EDGAR | INTZ 8-K: 2.02, 5.02 (SEC Filing) |
| 2026-03-25 | -19.0% | earnings | Zacks | Intrusion Stock Tanks 8% as Q4 Earnings Miss, Revenues Decline Y/Y |
| 2026-03-25 | -19.0% | earnings | Motley Fool | Intrusion (INTZ) Q4 2025 Earnings Call Transcript |
| 2026-03-25 | -19.0% | earnings | Moby | Intrusion Inc. Q4 2025 Earnings Call Summary |
| 2026-03-25 | -19.0% | earnings | GuruFocus.com | Intrusion Inc (INTZ) Q4 2025 Earnings Call Highlights: Revenue Growth Amid Challenges |
| 2026-03-25 | -19.0% | earnings | Seeking Alpha | Intrusion anticipates revenue recognition in H1 2026 as contract delays impact Q4 2025 earnings |
| 2026-03-25 | -19.0% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q4 2025 Earnings Call Transcript |
| 2025-11-12 | -18.4% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q3 2025 Earnings Call Transcript |
| 2025-11-12 | -18.4% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2025-01-03 | -18.0% | legal | SEC EDGAR | INTZ 8-K: 3.02, 7.01 (SEC Filing) |
| 2024-12-20 | -17.7% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2024-03-18 | +16.5% | legal | SEC EDGAR | INTZ 8-K: 1.01, 5.03, 5.07, 7.01, 8.01 (SEC Filing) |
| 2024-04-05 | -15.1% | legal | SEC EDGAR | INTZ 8-K: 1.01, 3.02, 8.01 (SEC Filing) |
| 2024-05-16 | -14.1% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2023-08-14 | -14.1% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2023-11-09 | +13.5% | legal | SEC EDGAR | INTZ 8-K: 1.01, 3.02 (SEC Filing) |
| 2026-03-24 | -13.5% | earnings | Zacks | Intrusion Inc. (INTZ) Reports Q4 Loss, Lags Revenue Estimates |
| 2026-03-24 | -13.5% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.14 misses by $0.05, revenue of $1.5M misses by $0.56M |
| 2026-03-24 | -13.5% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2026-03-24 | -13.5% | earnings | Yahoo Finance | Intrusion Inc. (INTZ) Reports Q4 Loss, Lags Revenue Estimates - Yahoo Finance |
| 2026-03-24 | -13.5% | expansion | Stock Titan | Delayed U.S. contract hit Intrusion's quarter as sales rose in 2025 - Stock Titan |
| 2021-05-11 | +13.3% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2021-11-12 | +13.2% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2025-04-24 | +12.8% | news | Stock Titan | INTZ Stock Price, News & Analysis - Stock Titan |
| 2026-03-19 | +12.3% | news | Benzinga | 12 Information Technology Stocks Moving In Thursday's Intraday Session - XIAO-I (NASDAQ:AIXI), Actelis Ne - Benzinga |
| 2026-03-23 | -11.8% | earnings | Seeking Alpha | Intrusion Q4 2025 Earnings Preview |
| 2025-06-12 | -11.0% | legal | SEC EDGAR | INTZ 8-K: 1.01 and (SEC Filing) |
| 2025-06-12 | -11.0% | legal | SEC EDGAR | INTZ 8-K: 1.02 and 8.01 (SEC Filing) |
| 2022-03-17 | +11.0% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2024-04-23 | +10.7% | legal | SEC EDGAR | INTZ 8-K: 1.01, 8.01 (SEC Filing) |
| 2024-03-22 | -10.5% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2024-11-15 | -10.4% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q3 2024 Earnings Call Transcript |
| 2025-11-11 | -10.3% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.10 in-line, revenue of $2M beats by $0.09M |
| 2021-11-17 | -10.3% | legal | SEC EDGAR | INTZ 8-K: 5.02 and (SEC Filing) |
| 2025-05-27 | -10.3% | news | Intellectia AI | INTZ Forecast — Price Prediction for 2026. Should I Buy INTZ? - Intellectia AI |
| 2026-01-26 | -10.1% | news | Yahoo Finance | Intrusion Inc. (INTZ) Stock Sinks As Market Gains: What You Should Know - Yahoo Finance |
| 2024-04-25 | +10.1% | M&A | Yahoo Finance | CEO Anthony Scott Acquires 585,748 Shares of Intrusion Inc (INTZ) - Yahoo Finance |
| 2023-08-24 | -10.0% | analyst | Seeking Alpha | Intrusion: Business Has Bottomed, Share Price Should Recover (Rating Upgrade) - Seeking Alpha |
| 2022-09-12 | +9.8% | legal | SEC EDGAR | INTZ 8-K: 1.01 and (SEC Filing) |
| 2026-03-30 | -9.4% | earnings | Investing.com | H.C. Wainwright cuts Intrusion stock price target on revenue delay - Investing.com |
| 2023-04-11 | +8.9% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2021-08-26 | -8.9% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2025-03-21 | -8.5% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2026-01-29 | -8.3% | news | TradingView | INTZ Stock Price and Chart — NASDAQ:INTZ - TradingView |
| 2025-04-29 | -8.0% | earnings | Seeking Alpha | Intrusion Inc. outlines AWS marketplace integration and critical infrastructure expansion in Q2 2025 |
| 2025-04-29 | -8.0% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q1 2025 Earnings Call Transcript |
| 2025-04-29 | -8.0% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.11 beats by $0.06, revenue of $1.77M beats by $0.12M |
| 2025-04-29 | -8.0% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2022-08-04 | -7.9% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2022-05-12 | +7.9% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2023-03-01 | -7.8% | legal | SEC EDGAR | INTZ 8-K: 1.01, 2.03 (SEC Filing) |
| 2022-05-17 | +7.7% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2024-05-02 | -7.4% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2026-04-06 | -7.4% | news | Benzinga | 12 Information Technology Stocks Moving In Monday's After-Market Session - Benzinga |
| 2024-09-26 | +7.2% | expansion | Seeking Alpha | Intrusion gets $2M contract with U.S. Department of Defense |
| 2026-04-07 | -7.2% | news | Zacks | Intrusion Inc. (INTZ) Stock Drops Despite Market Gains: Important Facts to Note |
| 2026-04-07 | -7.2% | news | Yahoo Finance | Intrusion Inc. (INTZ) Stock Drops Despite Market Gains: Important Facts to Note - Yahoo Finance |
| 2024-08-14 | +7.1% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q2 2024 Earnings Call Transcript |
| 2026-04-20 | -6.8% | news | Cổng thông tin điện tử tỉnh Tây Ninh | Is Intrusion (INTZ) stock heading higher (Trades Lower) 2026-04-20 - Real Trader Insights - Cổng thông tin điện tử tỉnh Tây Ninh |
| 2023-10-17 | +6.6% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2024-04-12 | -6.2% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2024-10-09 | -6.1% | news | Seeking Alpha | Intrusion Inc. (INTZ) Business Update Conference Call - (Transcript) |
| 2026-02-17 | -6.0% | news | Yahoo Finance | Intrusion Inc. (INTZ) Stock Sinks As Market Gains: Here's Why - Yahoo Finance |
| 2024-02-12 | +6.0% | news | CNN | symbol__ Stock Quote Price and Forecast - CNN |
| 2026-04-22 | -5.4% | earnings | Cổng thông tin điện tử tỉnh Tây Ninh | INTZ (Intrusion Inc.) posts wider than expected Q4 2025 per share loss, rises 4.44 percent in daily trading. - Popular Trader Picks - Cổng thông tin điện tử tỉnh Tây Ninh |
| 2022-11-03 | -5.3% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2024-11-12 | -5.1% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.35 beats by $0.07, revenue of $1.5M misses by $0.07M |
| 2024-11-12 | -5.1% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2024-11-12 | -5.1% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2025-08-13 | -5.1% | earnings | Seeking Alpha | Intrusion outlines AWS marketplace launch and targets critical infrastructure growth as sequential revenue climbs 6% |
| 2025-08-13 | -5.1% | earnings | Seeking Alpha | Intrusion Inc. (INTZ) Q2 2025 Earnings Call Transcript |
| 2022-06-27 | +4.8% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2025-03-17 | +4.7% | legal | SEC EDGAR | INTZ 8-K: 1.01, 3.02 (SEC Filing) |
| 2026-04-16 | -4.6% | news | Zacks | Intrusion Inc. (INTZ) Stock Sinks As Market Gains: What You Should Know |
| 2026-04-16 | -4.6% | news | Yahoo Finance | Intrusion Inc. (INTZ) Stock Sinks As Market Gains: What You Should Know - Yahoo Finance |
| 2025-03-11 | +4.6% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2023-11-14 | -4.5% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2026-04-10 | -4.5% | news | Simply Wall St. | Why The Intrusion (INTZ) Narrative Is Shifting After A Lower US$5.75 Fair Value Target |
| 2026-02-10 | -4.5% | M&A | Stock Titan | Cybersecurity firm Intrusion hires veterans to chase U.S. government deals - Stock Titan |
| 2026-02-10 | -4.5% | news | GuruFocus | Intrusion Inc. (INTZ) Expands Leadership Team with Strategic Hir - GuruFocus |
| 2024-01-09 | -4.4% | legal | SEC EDGAR | INTZ 8-K: 1.01 and (SEC Filing) |
| 2026-04-09 | -4.1% | legal | SEC EDGAR | INTZ 8-K: 1.01 and (SEC Filing) |
| 2026-04-09 | -4.1% | legal | Stock Titan | Secured loan ties Intrusion Inc. (NASDAQ: INTZ) assets and IP to lender - Stock Titan |
| 2026-04-09 | -4.1% | news | Cổng thông tin điện tử tỉnh Tây Ninh | Is Intrusion (INTZ) Stock Moving Sideways | Price at $0.84, Up 1.66% - Most Discussed Stocks - Cổng thông tin điện tử tỉnh Tây Ninh |
| 2023-05-11 | -4.0% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2024-11-27 | -3.8% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2024-03-06 | +3.8% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2026-03-31 | -3.7% | news | Zacks | Intrusion Inc. (INTZ) Stock Sinks As Market Gains: Here's Why |
| 2023-12-22 | +3.5% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2025-01-30 | -3.4% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2024-06-05 | -3.3% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2021-12-09 | -3.2% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2024-04-22 | +3.2% | expansion | Seeking Alpha | Intrusion announces private placement subscription agreement |
| 2024-04-22 | +3.2% | M&A | Seeking Alpha | Intrusion to acquire minority stake in Klever AI |
| 2021-08-13 | +3.1% | earnings | Zacks Investment Research | What date does Intrusion's (INTZ) report Earnings - Earnings Calendar & Announcement - Zacks Investment Research |
| 2025-11-10 | +3.0% | earnings | Seeking Alpha | Intrusion Q3 2025 Earnings Preview |
| 2023-07-18 | -2.8% | earnings | Seeking Alpha | Intrusion sees preliminary Intrusion Shield revenue growing 35% sequentially (NASDAQ:INTZ) - Seeking Alpha |
| 2026-04-23 | -2.7% | news | Zacks | Intrusion Inc. (INTZ) Registers a Bigger Fall Than the Market: Important Facts to Note |
| 2026-04-23 | -2.7% | news | Yahoo Finance | Intrusion Inc. (INTZ) Registers a Bigger Fall Than the Market: Important Facts to Note - Yahoo Finance |
| 2026-04-23 | -2.7% | analyst | MSN | Intrusion Inc. (INTZ) outperforms broader market: What you need to know - MSN |
| 2026-04-23 | -2.7% | earnings | Cổng thông tin điện tử tỉnh Tây Ninh | Is Intrusion (INTZ) stock safe today | Q4 2025: Below Expectations - Neutral Rating - Cổng thông tin điện tử tỉnh Tây Ninh |
| 2023-01-17 | -2.7% | legal | SEC EDGAR | INTZ 8-K: 1.01, 2.03, 3.02 (SEC Filing) |
| 2024-07-01 | -2.7% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2022-06-10 | +2.6% | legal | SEC EDGAR | INTZ 8-K: 2.02, 3.02 (SEC Filing) |
| 2024-07-10 | +2.6% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2025-02-26 | +2.5% | earnings | Seeking Alpha | Intrusion Q4 2024 Earnings Preview |
| 2024-03-27 | -2.5% | earnings | Seeking Alpha | Intrusion, Inc. (INTZ) Q4 2023 Earnings Call Transcript |
| 2026-02-11 | -2.4% | news | Stock Titan | New cyber shield program helps sheriffs block attacks without extra staff - Stock Titan |
| 2021-05-24 | -2.3% | legal | SEC EDGAR | INTZ 8-K: 1.01, 5.07 (SEC Filing) |
| 2021-08-09 | +2.3% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2022-04-13 | -2.2% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2024-05-14 | +2.1% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.94 beats by $0.26, revenue of $1.1M misses by $0.17M |
| 2024-05-14 | +2.1% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2026-01-14 | -1.8% | news | Yahoo Finance | Why Intrusion Inc. (INTZ) Dipped More Than Broader Market Today - Yahoo Finance |
| 2022-07-29 | -1.7% | analyst | Zacks Investment Research | What is the current Price Target and Forecast for Intrusion (INTZ) - Zacks Investment Research |
| 2023-10-02 | -1.5% | legal | SEC EDGAR | INTZ 8-K: 1.01, 3.01, 5.03, 8.01 (SEC Filing) |
| 2021-08-11 | +1.5% | legal | SEC EDGAR | INTZ 8-K: 8.01 and (SEC Filing) |
| 2021-08-12 | +1.3% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2023-05-22 | +1.1% | legal | SEC EDGAR | INTZ 8-K: 1.01 and (SEC Filing) |
| 2023-03-16 | -1.0% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2023-03-31 | -0.9% | legal | SEC EDGAR | INTZ 8-K: 5.02 and (SEC Filing) |
| 2024-04-09 | +0.9% | analyst | TradingView | INTZ Forecast — Price Target — Prediction for 2027 - TradingView |
| 2023-05-25 | +0.9% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2023-05-02 | +0.9% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2025-08-12 | -0.9% | earnings | Seeking Alpha | Intrusion GAAP EPS of -$0.10 misses by $0.01, revenue of $1.9M beats by $0.1M |
| 2025-08-12 | -0.9% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2022-06-22 | +0.8% | legal | SEC EDGAR | INTZ 8-K: 2.03, 3.02 (SEC Filing) |
| 2022-03-10 | +0.7% | legal | SEC EDGAR | INTZ 8-K: 1.01, 2.03, 3.02 (SEC Filing) |
| 2023-07-20 | +0.7% | legal | SEC EDGAR | INTZ 8-K: 2.02 and (SEC Filing) |
| 2024-11-22 | -0.7% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2023-08-07 | +0.5% | legal | SEC EDGAR | INTZ 8-K: 1.01, 2.03, 3.02 (SEC Filing) |
| 2024-07-19 | -0.4% | news | Seeking Alpha | Intrusion files to sell 1.5M shares by holders |
| 2024-03-13 | +0.4% | legal | SEC EDGAR | INTZ 8-K: 3.02 and (SEC Filing) |
| 2022-04-01 | -0.3% | legal | SEC EDGAR | INTZ 8-K: 5.02 (SEC Filing) |
| 2024-01-04 | +0.2% | legal | SEC EDGAR | INTZ 8-K: 1.01, 2.03 (SEC Filing) |
| 2022-12-21 | -0.0% | legal | SEC EDGAR | INTZ 8-K: 8.01 (SEC Filing) |
| 2026-04-27 | — | news | MSN | Intrusion Inc. (INTZ) stock sinks as market gains: Here's why - MSN |
| 2026-04-26 | — | news | MSN | Intrusion Inc. (INTZ) stock sinks as market gains: What you should know - MSN |