Ultralife Corporation Files Form 12b-25 Notification of Late Filing

NEWARK, N.Y., Nov. 07, 2025 (GLOBE NEWSWIRE) -- Ultralife Corporation (NASDAQ: ULBI) today announced that it has filed a Form 12b-25, Notification of Late Filing, with the Securities and Exchange Commission in connection with its Form 10-Q for the third quarter ended September 30, 2025.

As previously disclosed, on October 31, 2024, Ultralife completed its acquisition of all outstanding shares of Electrochem Solutions, Inc. (“Electrochem”) from Integer Holdings Corporation (“Integer”). During the third quarter of 2025, the transition services agreement between Ultralife and Integer under which Integer maintained the books and records of Electrochem on its information systems concluded, and Electrochem transitioned to Ultralife’s systems. In connection with this transition, Ultralife requires additional time to finalize its third quarter results and to provide sufficient time for completion of the review of our third quarter results by our independent accountants without unreasonable effort or expense. Ultralife expects to file its Form 10-Q with the Securities and Exchange Commission by November 17, 2025, in accordance with Rule 12b-25.

About Ultralife Corporation

Ultralife Corporation serves its markets with products and services ranging from power solutions to communications and electronics systems. Through its engineering and collaborative approach to problem solving, Ultralife serves government, defense and commercial customers across the globe.

Headquartered in Newark, New York, the Company's business segments include: Battery & Energy Products and Communications Systems. Ultralife has operations in North America, Europe and Asia. For more information, visit http://www.ultralifecorporation.com.

Company Contact:	Investor Relations Contact:
Ultralife Corporation	Alliance Advisors IR
Philip A. Fain	Jody Burfening/Alex Villalta
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