Intrusion Inc

Symbol
INTZ on Nasdaq
Entity
Company
Business address
101 East Park Blvd, Suite 1200, 75074 Plano, TX
Phone
(888) 637-7770
State of incorporation
DE
Fiscal year end
December 31
Category
Non-accelerated filer
Smaller reporting company
Former names
INTRUSION COM INC (to 3/21/2001), ODS NETWORKS INC (to 3/10/2000), OPTICAL DATA SYSTEMS INC (to 4/10/1997)
All SEC filings
View on sec.gov
Get insider transactions for this issuer
Intrusion Inc has filed 856 SEC EDGAR filings since 6/28/1996

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open Document | Data Open Filing CURRENT REPORT Aug 25, 2025 Aug 19, 2025 001-39608
4 Open Document Open Filing Aug 21, 2025 Aug 19, 2025
4 Open Document Open Filing Aug 21, 2025 Aug 19, 2025
4 Open Document Open Filing Aug 21, 2025 Aug 19, 2025
4 Open Document Open Filing Aug 21, 2025 Aug 19, 2025
4 Open Document Open Filing Aug 19, 2025 Aug 15, 2025
10-Q Open Document | Data Open Filing FORM 10-Q FOR JUN 2025 Aug 12, 2025 Jun 30, 2025 001-39608
8-K Open Document | Data Open Filing FORM 8-K Aug 12, 2025 Aug 12, 2025 001-39608
4 Open Document Open Filing Jul 2, 2025 Jun 30, 2025
4 Open Document Open Filing Jul 2, 2025 Jun 30, 2025
DEF 14A Open Document | Data Open Filing DEFINITIVE PROXY Jul 2, 2025 Aug 18, 2025 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Jun 12, 2025 Jun 12, 2025 001-39608
424B5 Open Document Open Filing PROSPECTUS Jun 12, 2025 333-281565
424B3 Open Document Open Filing PROSPECTUS Jun 12, 2025 333-281565
8-K Open Document | Data Open Filing CURRENT REPORT Jun 12, 2025 Jun 6, 2025 001-39608
4 Open Document Open Filing May 7, 2025 Feb 4, 2025
4 Open Document Open Filing May 7, 2025 Mar 24, 2025
10-K/A Open Document | Data Open Filing FORM 10-K/A FOR 2024 Apr 30, 2025 Dec 31, 2024 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q FOR MAR 2025 Apr 29, 2025 Mar 31, 2025 001-39608
8-K Open Document | Data Open Filing FORM 8-K Apr 29, 2025 Apr 29, 2025 001-39608
4 Open Document Open Filing Apr 28, 2025 Aug 27, 2024
8-K Open Document | Data Open Filing FORM 8-K Mar 21, 2025 Mar 17, 2025 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 17, 2025 Mar 13, 2025 001-39608
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT Mar 17, 2025 333-281565
8-K Open Document | Data Open Filing FORM 8-K Mar 11, 2025 Mar 11, 2025 001-39608
10-K Open Document | Data Open Filing FORM 10-K FOR DEC 2024 Feb 27, 2025 Dec 31, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Feb 27, 2025 Feb 27, 2025 001-39608
EFFECT Open Document Open Filing Feb 10, 2025 333-281565
CORRESP Open Document Open Filing Feb 6, 2025
S-3/A Open Document | Data Open Filing AMENDMENT NO 2. Jan 31, 2025 333-281565
8-K Open Document | Data Open Filing FORM 8-K Jan 30, 2025 Jan 29, 2025 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jan 15, 2025 Jan 15, 2025 001-39608
4/A Open Document Open Filing Jan 13, 2025 Jun 28, 2024
8-K Open Document | Data Open Filing CURRENT REPORT Jan 7, 2025 Jan 6, 2025 001-39608
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT Jan 7, 2025 333-258491
4 Open Document Open Filing Jan 6, 2025 Jun 28, 2024
4 Open Document Open Filing Jan 6, 2025 Jun 28, 2024
8-K Open Document | Data Open Filing CURRENT REPORT Jan 3, 2025 Dec 30, 2024 001-39608
4 Open Document Open Filing Jan 2, 2025 Dec 27, 2024
4 Open Document Open Filing Jan 2, 2025 Dec 27, 2024
4 Open Document Open Filing Jan 2, 2025 Dec 27, 2024
SCHEDULE 13G Open Document Open Filing Dec 27, 2024 005-49215
8-K Open Document | Data Open Filing FORM 8-K Dec 20, 2024 Dec 17, 2024 001-39608
S-3/A Open Document | Data Open Filing AMENDMENT TO FORM S-3 Dec 17, 2024 333-281565
8-K Open Document | Data Open Filing CURRENT REPORT Nov 27, 2024 Nov 21, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Nov 22, 2024 Nov 18, 2024 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q FOR SEPT 2024 Nov 13, 2024 Sep 30, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Nov 12, 2024 Nov 12, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Nov 12, 2024 Nov 11, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Oct 29, 2024 Oct 28, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Oct 8, 2024 Oct 8, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Sep 26, 2024 Sep 26, 2024 001-39608
4 Open Document Open Filing Sep 19, 2024 Sep 18, 2024
3 Open Document Open Filing Sep 16, 2024 Aug 27, 2024
4 Open Document Open Filing Sep 13, 2024 Sep 12, 2024
4 Open Document Open Filing Sep 13, 2024 Sep 11, 2024
4 Open Document Open Filing Sep 13, 2024 Sep 12, 2024
8-K Open Document | Data Open Filing FORM 8-K Sep 3, 2024 Aug 27, 2024 001-39608
UPLOAD Open Document Open Filing Aug 20, 2024 333-281565
S-3 Open Document | Data Open Filing S-3 Aug 15, 2024 333-281565
10-Q Open Document | Data Open Filing FORM 10-Q FOR JUNE 2024 Aug 14, 2024 Jun 30, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Aug 13, 2024 Aug 13, 2024 001-39608
424B1 Open Document Open Filing FORM 424B1 Jul 30, 2024 333-280914
EFFECT Open Document Open Filing Jul 29, 2024 333-280914
CORRESP Open Document Open Filing Jul 25, 2024
UPLOAD Open Document Open Filing Jul 24, 2024 333-280914
S-1 Open Document | Data Open Filing S-1 Jul 19, 2024 333-280914
DEF 14A Open Document | Data Open Filing FORM DEF 14A Jul 15, 2024 Aug 27, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jul 10, 2024 Jul 3, 2024 001-39608
PRE 14A Open Document | Data Open Filing PRELIMINARY PROXY Jul 5, 2024 Aug 27, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jul 1, 2024 Jul 1, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jun 5, 2024 May 30, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 16, 2024 May 10, 2024 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT May 15, 2024 May 9, 2024 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q FOR MARCH 2024 May 15, 2024 Mar 31, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 14, 2024 May 14, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 2, 2024 May 1, 2024 001-39608
4 Open Document Open Filing Apr 25, 2024 Apr 22, 2024
4 Open Document Open Filing Apr 25, 2024 Apr 22, 2024
8-K Open Document | Data Open Filing CURRENT REPORT Apr 23, 2024 Apr 22, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Apr 12, 2024 Apr 8, 2024 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Apr 5, 2024 Apr 1, 2024 001-39608
4 Open Document Open Filing Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing Apr 4, 2024 Apr 2, 2024
4 Open Document Open Filing Apr 4, 2024 Apr 4, 2024
10-K Open Document | Data Open Filing FORM 10-K FOR 12-31-23 Apr 1, 2024 Dec 31, 2023 001-39608
8-K/A Open Document | Data Open Filing AMENDMENT NO 1 Mar 28, 2024 Mar 21, 2024 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Mar 27, 2024 Mar 21, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 26, 2024 Mar 26, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 22, 2024 Mar 11, 2024 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Mar 18, 2024 Mar 15, 2024 001-39608
424B5 Open Document Open Filing PROSPECTUS Mar 14, 2024 333-275974
424B5 Open Document Open Filing FORM 424B5 Mar 13, 2024 333-258491
8-K Open Document | Data Open Filing CURRENT REPORT Mar 13, 2024 Mar 7, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 6, 2024 Mar 4, 2024 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Feb 21, 2024 Feb 8, 2024 001-39608
SC 13G/A Open Document Open Filing Feb 20, 2024 005-49215
SC 13G/A Open Document Open Filing AMENDMENT #3 TO FORM SC 13G Feb 13, 2024 005-49215
S-8 Open Document Open Filing FORM S-8 Feb 9, 2024 333-276972
SC 13G/A Open Document Open Filing Feb 5, 2024 005-49215
8-K Open Document | Data Open Filing CURRENT REPORT Jan 31, 2024 Jan 31, 2024 001-39608
DEF 14A Open Document Open Filing DEF 14A Jan 25, 2024 Jan 25, 2024 001-39608
4 Open Document Open Filing Jan 24, 2024 Dec 31, 2023
4 Open Document Open Filing Jan 24, 2024 Dec 31, 2023
PRE 14A Open Document Open Filing PRE 14A Jan 12, 2024 Mar 15, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jan 9, 2024 Sep 28, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jan 4, 2024 Jan 2, 2024 001-39608
8-K Open Document | Data Open Filing FORM 8-K Dec 22, 2023 Dec 19, 2023 001-39608
EFFECT Open Document Open Filing Dec 21, 2023 333-275974
8-K Open Document | Data Open Filing FORM 8-K Dec 21, 2023 Dec 18, 2023 001-39608
CORRESP Open Document Open Filing Dec 21, 2023
S-1/A Open Document Open Filing AMENDMENT #1 TO FORM S-1 Dec 20, 2023 333-275974
UPLOAD Open Document Open Filing Dec 15, 2023
S-1 Open Document Open Filing S-1 Dec 11, 2023 333-275974
10-Q Open Document | Data Open Filing Nov 14, 2023 Sep 30, 2023 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Nov 14, 2023 Nov 14, 2023 001-39608
4 Open Document Open Filing PRIMARY DOCUMENT Nov 13, 2023 Nov 8, 2023
4 Open Document Open Filing Nov 9, 2023 Nov 8, 2023
4 Open Document Open Filing Nov 9, 2023 Nov 8, 2023
4 Open Document Open Filing Nov 9, 2023 Nov 8, 2023
4 Open Document Open Filing Nov 9, 2023 Nov 8, 2023
4 Open Document Open Filing Nov 9, 2023 Nov 8, 2023
4 Open Document Open Filing Nov 9, 2023 Nov 8, 2023
8-K Open Document | Data Open Filing CURRENT REPORT Nov 9, 2023 Nov 8, 2023 001-39608
4 Open Document Open Filing PRIMARY DOCUMENT Nov 7, 2023 Nov 2, 2023
8-K Open Document | Data Open Filing FORM 8-K Oct 27, 2023 Oct 26, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K Oct 17, 2023 Oct 11, 2023 001-39608
4 Open Document Open Filing PRIMARY DOCUMENT Oct 13, 2023 Sep 28, 2023
3 Open Document Open Filing PRIMARY DOCUMENT Oct 13, 2023 Sep 28, 2023
SC 13G Open Document Open Filing Oct 12, 2023 005-49215
RW Open Document Open Filing REQUEST FOR WITHDRAWAL Oct 10, 2023 333-273930
8-K Open Document | Data Open Filing CURRENT REPORT Oct 10, 2023 Oct 10, 2023 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Oct 2, 2023 Sep 26, 2023 001-39608
S-1/A Open Document | Data Open Filing AMENDMENT NO. 2 Sep 18, 2023 333-273930
8-A12B Open Document Open Filing FORM Sep 11, 2023 001-39608
FWP Open Document Open Filing FREE WRITING PROSPECTUSES Aug 28, 2023 333-273930
S-1/A Open Document | Data Open Filing AMENDMENT NO. 1 Aug 25, 2023 333-273930
8-K Open Document | Data Open Filing CURRENT REPORT Aug 14, 2023 Aug 14, 2023 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2023 Jun 30, 2023 001-39608
S-1 Open Document | Data Open Filing S-1 Aug 11, 2023 333-273930
8-K Open Document | Data Open Filing FORM 8-K Aug 7, 2023 Aug 7, 2023 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Jul 20, 2023 Jul 17, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 25, 2023 May 19, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 22, 2023 May 16, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 22, 2023 May 16, 2023 001-39608
4 Open Document Open Filing May 19, 2023 May 16, 2023
4 Open Document Open Filing May 19, 2023 May 16, 2023
4 Open Document Open Filing May 19, 2023 May 16, 2023
4 Open Document Open Filing May 19, 2023 May 16, 2023
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2023 Mar 31, 2023 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT May 11, 2023 May 11, 2023 001-39608
4 Open Document Open Filing May 3, 2023 May 1, 2023
8-K Open Document | Data Open Filing CURRENT REPORT May 2, 2023 Apr 28, 2023 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT May 2, 2023 May 1, 2023 001-39608
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Apr 14, 2023 May 16, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K Apr 11, 2023 Apr 6, 2023 001-39608
424B5 Open Document Open Filing FORM 424B5 Apr 11, 2023 333-258491
8-K Open Document | Data Open Filing FORM 8-K Mar 31, 2023 Mar 14, 2023 001-39608
10-K Open Document | Data Open Filing FORM 10-K Mar 31, 2023 Dec 31, 2022 001-39608
4 Open Document Open Filing Mar 27, 2023 Mar 21, 2023
4 Open Document Open Filing Mar 27, 2023 Mar 21, 2023
4 Open Document Open Filing Mar 27, 2023 Mar 21, 2023
4 Open Document Open Filing Mar 27, 2023 Mar 21, 2023
4 Open Document Open Filing Mar 27, 2023 Mar 21, 2023
8-K Open Document | Data Open Filing FORM 8-K Mar 16, 2023 Mar 14, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 6, 2023 Mar 6, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 1, 2023 Feb 23, 2023 001-39608
SC 13G/A Open Document Open Filing SCHEDULE 13G AMENDMENT Feb 9, 2023 005-49215
4 Open Document Open Filing Feb 8, 2023 Feb 6, 2023
SC 13G/A Open Document Open Filing Feb 8, 2023 005-49215
8-K Open Document | Data Open Filing FORM 8-K Jan 17, 2023 Jan 11, 2023 001-39608
8-K Open Document | Data Open Filing FORM 8-K Dec 21, 2022 Dec 16, 2022 001-39608
4 Open Document Open Filing Dec 2, 2022 Nov 30, 2022
4 Open Document Open Filing Nov 30, 2022 Nov 10, 2022
4 Open Document Open Filing Nov 30, 2022 Nov 10, 2022
4 Open Document Open Filing Nov 30, 2022 Nov 6, 2022
4 Open Document Open Filing Nov 30, 2022 Nov 10, 2022
4 Open Document Open Filing Nov 22, 2022 Nov 21, 2022
10-Q Open Document | Data Open Filing FORM 10-Q Nov 14, 2022 Sep 30, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K Nov 3, 2022 Nov 3, 2022 001-39608
424B5 Open Document Open Filing FORM 424(B)(5) Sep 14, 2022 333-258491
8-K Open Document | Data Open Filing 8-K Sep 12, 2022 Sep 12, 2022 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q Aug 4, 2022 Jun 30, 2022 001-39608
424B5 Open Document Open Filing 424B5 Aug 4, 2022 333-258491
8-K Open Document | Data Open Filing FORM 8-K Aug 4, 2022 Aug 4, 2022 001-39608
3 Open Document Open Filing Jul 25, 2022 Jun 27, 2022
3 Open Document Open Filing Jul 25, 2022 Mar 28, 2022
8-K Open Document | Data Open Filing FORM 8-K Jun 29, 2022 Jun 23, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jun 27, 2022 Jun 27, 2022 001-39608
8-K/A Open Document | Data Open Filing FORM 8-K AMENDMENT 1 Jun 22, 2022 Jun 8, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K Jun 10, 2022 Jun 8, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 27, 2022 May 24, 2022 001-39608
4 Open Document Open Filing May 26, 2022 May 24, 2022
4 Open Document Open Filing May 26, 2022 May 24, 2022
4 Open Document Open Filing May 26, 2022 May 24, 2022
4 Open Document Open Filing May 26, 2022 May 24, 2022
4 Open Document Open Filing May 26, 2022 May 24, 2022
8-K Open Document | Data Open Filing FORM 8-K May 17, 2022 May 16, 2022 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q May 13, 2022 Mar 31, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K May 12, 2022 May 12, 2022 001-39608
DEF 14A Open Document Open Filing DEFINITIVE PROXY STATEMENT Apr 18, 2022 May 24, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K Apr 13, 2022 Apr 5, 2022 001-39608
PRE 14A Open Document Open Filing PRELIMINARY PROXY STATEMENT Apr 5, 2022 May 24, 2022 001-39608
3 Open Document Open Filing Apr 4, 2022 Mar 28, 2022
4 Open Document Open Filing Apr 4, 2022 Nov 6, 2021
4 Open Document Open Filing Apr 4, 2022 Feb 1, 2021
8-K Open Document | Data Open Filing CURRENT REPORT Apr 1, 2022 Mar 28, 2022 001-39608
424B5 Open Document Open Filing 424B5 Mar 28, 2022 333-258491
10-K Open Document | Data Open Filing FORM 10-K Mar 18, 2022 Dec 31, 2021 001-39608
8-K Open Document | Data Open Filing CURRENT REPORT Mar 17, 2022 Mar 17, 2022 001-39608
8-K Open Document | Data Open Filing FORM 8-K Mar 10, 2022 Mar 10, 2022 001-39608
4 Open Document Open Filing Feb 18, 2022 Nov 6, 2021
SC 13G/A Open Document Open Filing Feb 14, 2022 005-49215
SC 13G/A Open Document Open Filing SCHEDULE 13G AMENDMENT Feb 9, 2022 005-49215
SC 13G/A Open Document Open Filing SCHEDULE 13G AMENDMENT Feb 9, 2022 005-49215
SC 13G/A Open Document Open Filing SCHEDULE 13G AMENDMENT Feb 9, 2022 005-49215
8-K Open Document | Data Open Filing CURRENT REPORT Jan 26, 2022 Jan 21, 2022 001-39608
SC 13G Open Document Open Filing INTRUSION INC Jan 24, 2022 005-49215
3/A Open Document Open Filing Dec 9, 2021 Nov 11, 2021
8-K/A Open Document | Data Open Filing AMENDMENT TO CURRENT REPORT Dec 9, 2021 Nov 11, 2021 001-39608
8-K Open Document | Data Open Filing FORM 8-K Nov 17, 2021 Nov 11, 2021 001-39608
3 Open Document Open Filing Nov 16, 2021 Nov 11, 2021
8-K Open Document | Data Open Filing FORM 8-K Nov 12, 2021 Nov 11, 2021 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q Nov 12, 2021 Sep 30, 2021 001-39608
8-K Open Document | Data Open Filing FORM 8-K Aug 26, 2021 Aug 26, 2021 001-39608
424B2 Open Document Open Filing PROSPECTUS SUPPLEMENT Aug 17, 2021 333-258491
EFFECT Open Document Open Filing Aug 16, 2021 333-258491
10-Q Open Document | Data Open Filing FORM 10-Q FOR JUNE 30, 2021 Aug 13, 2021 Jun 30, 2021 001-39608
CORRESP Open Document Open Filing Aug 12, 2021
S-3/A Open Document Open Filing AMENDMENT NO. 1 TO FORM S-3 Aug 12, 2021 333-258491
8-K Open Document | Data Open Filing FORM 8-K Aug 12, 2021 Aug 12, 2021 001-39608
UPLOAD Open Document Open Filing Aug 12, 2021
8-K Open Document | Data Open Filing FORM 8-K Aug 11, 2021 Aug 5, 2021 001-39608
8-K Open Document | Data Open Filing FORM 8-K Aug 9, 2021 Aug 3, 2021 001-39608
S-3 Open Document Open Filing FORM S-3 Aug 5, 2021 333-258491
8-K Open Document | Data Open Filing FORM 8-K Jul 23, 2021 Jul 19, 2021 001-39608
8-K Open Document Open Filing FORM 8-K May 24, 2021 May 18, 2021 001-39608
3 Open Document Open Filing May 21, 2021 May 18, 2021
3 Open Document Open Filing May 20, 2021 May 18, 2021
4 Open Document Open Filing May 20, 2021 May 18, 2021
4 Open Document Open Filing May 20, 2021 May 18, 2021
4 Open Document Open Filing May 20, 2021 May 18, 2021
4 Open Document Open Filing May 20, 2021 May 18, 2021
4 Open Document Open Filing May 13, 2021 May 11, 2021
4 Open Document Open Filing May 13, 2021 May 12, 2021
10-Q Open Document | Data Open Filing FORM 10-Q May 12, 2021 Mar 31, 2021 001-39608
8-K Open Document Open Filing FORM 8-K May 11, 2021 May 22, 2020 001-39608
8-K Open Document Open Filing FORM 8-K May 4, 2021 May 4, 2021 001-39608
144 Open Document Open Filing Apr 13, 2021 001-39608
4 Open Document Open Filing FORM 4 - Apr 9, 2021 Apr 7, 2021
4/A Open Document Open Filing FORM 4/A - Apr 9, 2021 Mar 19, 2021
4 Open Document Open Filing FORM 4 - Apr 6, 2021 Apr 1, 2021
DEF 14A Open Document Open Filing DEF 14A Apr 5, 2021 May 18, 2021 001-39608
SC 13D/A Open Document Open Filing AMENDMENT TO FORM SC 13D Mar 24, 2021 005-49215
4 Open Document Open Filing FORM 4 - Mar 23, 2021 Mar 19, 2021
4 Open Document Open Filing FORM 4 - Mar 16, 2021 Mar 12, 2021
144/A Open Document Open Filing FORM 144 AMENDMENT Mar 12, 2021 001-39608
3 Open Document Open Filing Mar 12, 2021 Feb 5, 2021
3 Open Document Open Filing Mar 12, 2021 Feb 4, 2021
144 Open Document Open Filing FORM 144 Mar 12, 2021 001-39608
4 Open Document Open Filing Mar 11, 2021 Mar 11, 2021
10-K Open Document | Data Open Filing FORM 10-K Mar 9, 2021 Dec 31, 2020 001-39608
4 Open Document Open Filing Mar 4, 2021 Mar 3, 2021
4/A Open Document Open Filing FORM 4/A - Feb 26, 2021 Oct 9, 2020
4/A Open Document Open Filing FORM 4/A - Feb 26, 2021 Oct 9, 2020
8-K Open Document Open Filing FORM 8-K Feb 25, 2021 Feb 25, 2021 001-39608
SC 13G/A Open Document Open Filing INTRUSION INC. - 13G Feb 16, 2021 005-49215
SC 13G/A Open Document Open Filing INTRUSION INC - 13G Feb 12, 2021 005-49215
SC 13G/A Open Document Open Filing Feb 11, 2021 005-49215
8-K Open Document Open Filing FORM 8-K Feb 10, 2021 Feb 5, 2021 001-39608
8-K Open Document Open Filing FORM 8-K Jan 25, 2021 Jan 25, 2021 001-39608
8-K Open Document Open Filing CURRENT REPORT Jan 21, 2021 Jan 21, 2021 001-39608
8-K Open Document Open Filing FORM 8-K Jan 13, 2021 Jan 13, 2021 001-39608
8-K Open Document Open Filing FORM 8-K Dec 28, 2020 Dec 18, 2020 001-39608
8-K Open Document Open Filing Dec 15, 2020 Dec 14, 2020 001-39608
3 Open Document Open Filing Dec 9, 2020 Dec 1, 2020
8-K Open Document Open Filing FORM 8-K Dec 1, 2020 Dec 1, 2020 001-39608
8-K Open Document Open Filing FORM 8-K Nov 18, 2020 Nov 18, 2020 001-39608
10-Q Open Document | Data Open Filing FORM 10-Q Nov 12, 2020 Sep 30, 2020 001-39608
8-K Open Document Open Filing FORM 8-K Nov 12, 2020 Nov 12, 2020 001-39608
8-K Open Document Open Filing FORM 8-K Nov 12, 2020 Nov 12, 2020 001-39608
8-K Open Document Open Filing FORM 8-K Oct 30, 2020 Oct 29, 2020 001-39608
8-K Open Document Open Filing FORM 8-K Oct 26, 2020 Oct 26, 2020 001-39608
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Oct 22, 2020 005-49215
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Oct 22, 2020 005-49215
SC 13G Open Document Open Filing SCHEDULE 13G Oct 22, 2020 005-49215
4 Open Document Open Filing FORM 4 - Oct 21, 2020 Oct 9, 2020
4 Open Document Open Filing FORM 4 - Oct 21, 2020 Oct 9, 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D/A Oct 21, 2020 005-49215
8-K Open Document Open Filing FORM 8-K Oct 19, 2020 Oct 15, 2020 001-39608
8-K Open Document Open Filing FORM 8-K Oct 13, 2020 Oct 9, 2020 001-39608
4 Open Document Open Filing FORM 4 - Oct 9, 2020 Oct 8, 2020
4 Open Document Open Filing FORM 4 - Oct 9, 2020 Oct 8, 2020
4 Open Document Open Filing FORM 4 - Oct 9, 2020 Oct 8, 2020
424B4 Open Document Open Filing FROM 424(B)(4) Oct 9, 2020 333-248398
EFFECT Open Document Open Filing Oct 8, 2020 333-248398
CERT Open Document Open Filing Oct 8, 2020 001-39608
8-A12B Open Document Open Filing FORM 8-A Oct 8, 2020 001-39608
CORRESP Open Document Open Filing Oct 7, 2020
CORRESP Open Document Open Filing Oct 7, 2020
8-K Open Document Open Filing FORM 8-K Oct 5, 2020 Oct 5, 2020 000-20191
S-1/A Open Document Open Filing AMENDMENT NO. 1 TO REGISTRATION STATEMENT Oct 5, 2020 333-248398
8-K/A Open Document Open Filing FORM 8-K/A Sep 10, 2020 Sep 9, 2020 000-20191
8-K Open Document Open Filing CURRENT REPORT Sep 10, 2020 Sep 9, 2020 000-20191
UPLOAD Open Document Open Filing Aug 31, 2020
8-K Open Document Open Filing FORM 8-K Aug 25, 2020 Aug 20, 2020 000-20191
S-1 Open Document | Data Open Filing REGISTRATION STATEMENT Aug 25, 2020 333-248398
10-Q Open Document | Data Open Filing FORM 10-Q Aug 13, 2020 Jun 30, 2020 000-20191
8-K Open Document Open Filing FORM 8-K Aug 13, 2020 Aug 13, 2020 000-20191
4 Open Document Open Filing FORM 4 - Aug 11, 2020 Aug 6, 2020
4 Open Document Open Filing FORM 4 - Aug 11, 2020 Aug 6, 2020
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