Intrusion (NASDAQ: INTZ) CFO adds 2,500 ESPP shares at $0.98 each

Rhea-AI Filing Summary

Intrusion Inc. Chief Financial Officer Kimberly Pinson reported buying additional company stock through an employee program. On December 31, 2025, she purchased 2,500 shares of Intrusion common stock at $0.9775 per share, coded as a purchase in the filing.

According to the footnote, this transaction was made under the company’s Employee Stock Purchase Plan, after she reenrolled on July 1, 2025. Following this acquisition, Pinson directly owned 61,154 Intrusion shares, reflecting her personal equity stake as an executive officer.

Insider Trade Summary

Net Buyer: 2,500 shares

Net Buy 1 txn

Insider PINSON KIMBERLY

Role Chief Financial Officer

Bought 2,500 shs ($2K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	2,500	$0.9775	$2K

Holdings After Transaction: Common Stock — 61,154 shares (Direct)

Footnotes (1)

1. F1. Reporting person reenrolled in Employee Stock Purchase Plan on July 1, 2025. Reporting Person purchased 2500 shares under the Employee Purchase Plan on December 31, 2025.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 01/12/2026 - 07:58 AM Learn about SEC filing dates

FAQ

What insider transaction did INTZ’s CFO report in this Form 4?

Intrusion Inc. Chief Financial Officer Kimberly Pinson reported a purchase of 2,500 shares of common stock on December 31, 2025, recorded as a Code P transaction.

At what price did INTZ’s CFO buy the shares?

Kimberly Pinson bought the 2,500 Intrusion common shares at a price of $0.9775 per share, as disclosed in the Form 4.

How many INTZ shares does Kimberly Pinson own after this transaction?

After the reported purchase, Kimberly Pinson beneficially owned 61,154 shares of Intrusion common stock in direct ownership.

Was the INTZ CFO’s stock purchase part of an employee plan?

Yes. The footnote states that the reporting person reenrolled in the Employee Stock Purchase Plan on July 1, 2025 and purchased 2,500 shares under that plan on December 31, 2025.

What is Kimberly Pinson’s role and relationship to Intrusion Inc (INTZ)?

Kimberly Pinson is an officer of Intrusion Inc., serving as the company’s Chief Financial Officer. She is not listed as a director or 10% owner in this filing.

Were there any derivative securities reported in this INTZ Form 4?

No derivative securities (such as options or warrants) are listed in Table II of this Form 4; only a common stock purchase appears in Table I.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

PINSON KIMBERLY

(Last) (First) (Middle)

C/O INTRUSION, INC.

101 EAST PARK BLVD, SUITE 1200

(Street)

PLANO TX 75074

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
INTRUSION INC [ INTZ ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock(1)	12/31/2025		P		2,500	A	$0.9775	61,154	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Reporting person reenrolled in Employee Stock Purchase Plan on July 1, 2025. Reporting Person purchased 2500 shares under the Employee Purchase Plan on December 31, 2025.

	/s/ Kimberly Pinson	01/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.