DAVID A. SCHEINBERG - 07 Jan 2026 Form 4 Insider Report for SELLAS Life Sciences Group, Inc. (SLS)

Role: Director
Signature: /s/ Daniel Bagliebter, Power of Attorney for: David A. Scheinberg
Issuer symbol: SLS
Transactions as of: 07 Jan 2026
Net transactions value: $0
Form type: 4
Filing time: 09 Jan 2026, 16:38:00 UTC
Previous filing: 14 Jan 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
SCHEINBERG DAVID A	Director	C/O SELLAS LIFE SCIENCES GROUP, INC.,, 7 TIMES SQUARE, SUITE 2503, NEW YORK	/s/ Daniel Bagliebter, Power of Attorney for: David A. Scheinberg	09 Jan 2026	0001250316

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SLS	Common Stock	Award	$0	+50,000	+217%	$0.000000	73,082	07 Jan 2026	Direct	F1

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

Explanation of Responses:

Id	Content
F1	The Reporting Person received an award of 50,000 restricted stock units on January 7, 2026, which shall vest in full on December 1, 2026, subject to the Reporting Person's continued service on the Issuer's Board of Directors through such date.