UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-20191 INTRUSION INC. (Exact name of registrant as specified in its charter) Delaware 75-1911917 (State or other jurisdiction of incorporation ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to COMMISSION FILE NUMBER 0-20191 Intrusion Inc. (Exact name of registrant as specified in its charter) DELAWARE 75-1911917 (State or other jurisdiction of incorpo ...

Call Start: 17:00 January 1, 0000 5:32 PM ET Intrusion, Inc. (NASDAQ:INTZ) Q4 2019 Earnings Conference Call February 24, 2020 17:00 ET Company Participants Michael Paxton - Chairman, President, CEO & CFO Joe Head - SVP, Vice Chairman & Co-Founder Conference Call Participants Howard Brous - Wunderlich Securities Operator Hi everyone, my name is Jeff and I will be your conference operator today. At this time, I would like to welcome everyone to the Intrusion Fourth Quarter 2019 Financial Conference Call. All ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-20191 INTRUSION INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization ...

Intrusion, Inc. (NASDAQ:INTZ) Q3 2019 Earnings Conference Call November 11, 2019 5:00 PM ET Company Participants Mike Paxton - Interim CEO and Chief Financial Officer Joe Head - Senior Vice President and Co-Founder Conference Call Participants Howard Brous - Wunderlich Securities Walter Schenker - MAZ Capital Advisors Operator Ladies and gentlemen, thank you for standing-by and welcome to the Intrusion Inc. Third Quarter Financial Conference Call. At this time, all participants are in a listen-only mode. Af ...

☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 0-20191 INTRUSION INC. UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Del ...

Intrusion, Inc. (NASDAQ:INTZ) Q2 2019 Earnings Conference Call August 12, 2019 5:00 PM ET Company Participants Ward Paxton - CEO Michael Paxton - CFO Joe Head - Co-Founder and VP Conference Call Participants Howard Brous - Wunderlich Securities Walter Schenker - MAZ Capital Advisors Operator Good afternoon. My name is David and I will be your conference operator today. At this time, I would like to welcome everyone to the Intrusion Inc. Second Quarter 2019 Financial Conference Call. All lines have been plac ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification No.) 1101 East Arapaho Road, Suite 200, Richardson, Texas 75081 (Address of principal executive offices) (Zip Code) OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE A ...

Intrusion Inc. (NASDAQ:INTZ) Q1 2019 Earnings Conference Call May 13, 2019 5:00 PM ET Company Participants Michael Paxton - CFO Ward Paxton - CEO Joe Head - Co-Founder and VP Conference Call Participants Howard Brous - Wunderlich Securities Walter Schenker - MAZ Capital Advisors Operator Good afternoon. My name is Julian and I will be your conference operator today. At this time I would like to welcome everyone to the Intrusion Incorporated First Quarter 2019 Financial Results Conference Call. All lines hav ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to COMMISSION FILE NUMBER 0-20191 Intrusion Inc. (Exact name of registrant as specified in its charter) DELAWARE 75-1911917 (State or other jurisdiction of incorpo ...