Bradford T. Whitmore - 31 Dec 2025 Form 4 Insider Report for ULTRALIFE CORP (ULBI)

Role: Director, 10%+ Owner
Signature: Bradford T. Whitmore
Issuer symbol: ULBI
Transactions as of: 31 Dec 2025
Net transactions value: $0
Form type: 4
Filing time: 05 Jan 2026, 19:56:31 UTC
Previous filing: 16 Dec 2025
Next filing: 16 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
WHITMORE BRADFORD T	Director, 10%+ Owner	5215 OLD ORCHARD ROAD, SUITE 970, SKOKIE	Bradford T. Whitmore	05 Jan 2026	0000933430

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	ULBI	Common Stock						205,915	31 Dec 2025	Direct
holding	ULBI	Common Stock						1,754,247	31 Dec 2025	By Whitmore Holdings, LLC	F1, F3
holding	ULBI	Common Stock						4,452,283	31 Dec 2025	By Sunray I, LLC	F2
holding	ULBI	Common Stock						0	31 Dec 2025	By Grace Brothers, LP	F3

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

Explanation of Responses:

Id	Content
F1	As manager of Whitmore Holdings, LLC (and trustee of Bradford Whitmore Trust, the sole member of Whitmore Holdings, LLC), Bradford T. Whitmore is the indirect beneficial owner of these shares.
F2	As manager of Sunray I, LLC, Bradford T. Whitmore is an indirect beneficial owner of 4,452,283 shares of Common Stock.
F3	Grace Brothers, LP transferred their holdings of 518,616 shares of Common Stock in its entirety to Whitmore Holdings, LLC, the sole General Partner of Grace Brothers, LP.