John M. Wesolowski - 31 Dec 2025 Form 4 Insider Report for INTENSITY THERAPEUTICS, INC. (INTS)

Role: Principal Accounting Officer
Signature: /s/ John M. Wesolowski
Issuer symbol: INTS
Transactions as of: 31 Dec 2025
Net transactions value: +$2,337
Form type: 4
Filing time: 05 Jan 2026, 16:03:34 UTC
Previous filing: 02 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Wesolowski John M	Principal Accounting Officer	C/O INTENSITY THERAPEUTICS, INC., 1 ENTERPRISE DRIVE, SUITE 430, SHELTON	/s/ John M. Wesolowski	05 Jan 2026	0001895944

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	INTS	Common Stock, $0.0001 Par Value	Award	$2,337	+8,918	+12%	$0.2620	85,354	31 Dec 2025	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Reporting Person is voluntarily reporting the acquisition of shares under the Issuer's 2024 Employee Stock Purchase Plan (ESPP) in a transaction exempt under Rule 16b-3(c) and Rule 16b-3(d).
F2	In accordance with the ESPP, these shares were purchased at a price equal to 85% of the closing price of the Issuer's common stock on July 1, 2025.