INTZ on Nasdaq

INTRUSION INC

American computer communications equipment company, incorporated in Delaware.

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Last updated Oct 18, 2026.

Overview

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  • TickerINTZ on Nasdaq
  • IndustryComputer Communications Equipment
  • HeadquartersDE
  • Incorporated inDE2
  • Business address101 East Park Blvd, Suite 1200, Plano, Tx 750742
  • Filer categoryNon-accelerated filer, Smaller reporting company2

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2025

76.7%Gross margin3
-130.6%Operating margin3
-129.1%Net margin3
21.6%Revenue growth, 20253
-124.5%Return on equity3
-$7.5MFree cash flow3

Where the money goes

Where each dollar of revenue went, fiscal 2025

  • Cost of revenue24¢$1.7M
  • Research and development74¢$5.2M
  • Other costs2¢$128.0K

Out of $7.0M in revenue.3 The company lost money this year.

Financial statements

Revenue456783$7.0M in 2025−49% since 2019
0$5.0M$10.0M$15.0M2019: $13.6M$13.6M20192020: $6.6M$6.6M2020−51%2021: $7.3M$7.3M2021+10%2022: $7.5M$7.5M2022+3%2023: $5.6M$5.6M2023−25%2024: $5.8M$5.8M2024+3%2025: $7.0M$7.0M2025+22%
Gross profit456783$5.4M in 2025−35% since 2019
0$2.5M$5.0M$7.5M$10.0M2019: $8.3M$8.3M20192020: $3.9M$3.9M2020−53%2021: $3.7M$3.7M2021−6%2022: $4.2M$4.2M2022+14%2023: $4.4M$4.4M2023+4%2024: $4.4M$4.4M2024+2%2025: $5.4M$5.4M2025+21%
Operating income456783-$9.2M in 2025
-$20.0M-$10.0M0$10.0M2019: $4.5M$4.5M20192020: -$6.5M-$6.5M20202021: -$19.5M-$19.5M2021+199%2022: -$16.3M-$16.3M2022−17%2023: -$12.0M-$12.0M2023−26%2024: -$8.4M-$8.4M2024−30%2025: -$9.2M-$9.2M2025+9%
Net income456783-$9.1M in 2025
-$20.0M-$10.0M0$10.0M2019: $4.5M$4.5M20192020: -$6.5M-$6.5M20202021: -$18.8M-$18.8M2021+188%2022: -$16.2M-$16.2M2022−14%2023: -$13.9M-$13.9M2023−14%2024: -$7.8M-$7.8M2024−44%2025: -$9.1M-$9.1M2025+16%

Every line of the income statement as filed: the last 2 fiscal years, latest first.3

Period ending2025-12-312024-12-31
Revenue$7.1M$5.8M
Cost of Revenue$1.7M$1.3M
Gross Profit$5.4M$4.4M
Sales and marketing$5.3M$4.7M
Research and development$5.2M$4.4M
General and administrative$4.1M$3.7M
Operating Loss-$9.2M-$8.4M
Interest expense-$81.0K-$328.0K
Interest accretion and amortization of debt issuance costs, net$0$990.0K
Other income (expense), net$186.0K-$6.0K
Loss Before Income Taxes-$9.1M-$7.8M
Income Tax$0$0
Net Loss-$9.1M-$7.8M
Basic-$0.46-$1.63
Diluted-$0.46-$1.63
Basic19.8M shares5.3M shares
Diluted19.8M shares5.3M shares

Compare INTRUSION INC with another company

Leadership

Who has led INTRUSION INC, and when. Pick a name to see everywhere that person has worked.

Board members and other officers (17)

Former names

  • INTRUSION COM INCSep 29, 2000 to Mar 21, 20012
  • ODS NETWORKS INCMay 9, 1997 to Mar 10, 20002
  • OPTICAL DATA SYSTEMS INCAug 14, 1996 to Apr 10, 19972

Timeline

  1. Nov 6, 2006New chief executive G. Ward Paxton becomes CEO11

Filings

269 filings to the SEC since October 2021: 6 annual reports, 15 quarterly reports, 98 major events, 95 insider forms, 10 large holders, 45 other. The latest 20:

  1. Oct 9, 20264 EDGAR
  2. Oct 9, 20264 EDGAR
  3. Oct 9, 20264 EDGAR
  4. Sep 15, 20268-K EDGAR
  5. Sep 4, 2026144 EDGAR
  6. Sep 4, 20264 EDGAR
  7. Sep 3, 20268-K CURRENT REPORT EDGAR
  8. Sep 2, 20264 EDGAR
  9. Sep 2, 20264 EDGAR
  10. Sep 2, 20264 EDGAR
  11. Sep 2, 20264 EDGAR
  12. Aug 28, 20268-K CURRENT REPORT EDGAR
  13. Aug 26, 20264 EDGAR
  14. Aug 19, 20264 EDGAR
  15. Aug 19, 20264 EDGAR
  16. Aug 19, 20264 EDGAR
  17. Aug 18, 20268-K CURRENT REPORT EDGAR
  18. Aug 11, 202610-Q FORM 10-Q FOR JUN 2026 EDGAR
  19. Aug 11, 20268-K CURRENT REPORT EDGAR
  20. Aug 3, 2026DEFA14A DEFINITIVE ADDITIONAL MATERIALS EDGAR

The 269 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last three years, summarized. The full record is on SEC EDGAR.

Insider trades and holders

Large holders

Investors who own more than 5% must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively. 10 such filings since October 2021:

  1. Jul 8, 2026SCHEDULE 13G
  2. Dec 27, 2024SCHEDULE 13G
  3. Feb 20, 2024SC 13G/A
  4. Feb 13, 2024SC 13G/A
  5. Oct 12, 2023SC 13G
  6. Feb 9, 2023SC 13G/A
  7. Feb 14, 2022SC 13G/A
  8. Feb 9, 2022SC 13G/A
  9. Feb 9, 2022SC 13G/A
  10. Feb 9, 2022SC 13G/A

From Forms 4 and Schedules 13D and 13G filed with the SEC.

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026. Change is in shares since the quarter before.

FundSharesValueShare of the fundChange
Potomac Capital Management, Inc.518,429$481.5K0.4%+53,014
Geode Capital Management, LLC190,277$176.8K0.0%−152,332
Vanguard Capital Management LLC177,171$164.6K0.0%+10,800
State Street Corp106,469$98.9K0.0%No change
Vanguard Fiduciary Trust Co89,528$83.2K0.0%No change
UBS Group AG60,426$56.1K0.0%+7,823
Northern Trust Corp35,823$33.3K0.0%+1,521
Tritonpoint Wealth, LLC35,150$32.6K0.0%−123,740
TritonPoint Partners, LLC35,150$32.6K0.0%New
Promethium Advisors,llc27,992$26.0K0.0%No change
XTX Topco Ltd22,111$20.5K0.0%−12,834
Jump Financial, LLC20,708$19.2K0.0%New
Cetera Investment Advisers18,082$16.8K0.0%−5
IHT Wealth Management, LLC15,065$14.0K0.0%+5,000
BlackRock, Inc.8,129$7.5K0.0%−1,847
Private Wealth Asset Management, LLC4,482$4.2K0.0%No change
Tower Research Capital LLC (TRC)4,378$4.1K0.0%−309
Osaic Holdings, Inc.2,152$2.0K0.0%+102
SBI Securities Co., Ltd.1,016$9440.0%−170
Barclays PLC121$1120.0%New
Vision Financial Markets LLC13$110.0%No change
Bnp Paribas Financial Markets9$80.0%No change
Morgan Stanley2$20.0%−7,962
Caitong International Asset Management Co., Ltd1$10.0%No change

13F reports cover disclosed long positions in U.S. stocks only.