John Burns - Jan 10, 2025 Form 4 Insider Report for SELLAS Life Sciences Group, Inc. (SLS)

Role: CFO
Signature: /s/ Kostantinos Skordalos, Power of Attorney For: John Burns
Stock symbol: SLS
Transactions as of: Jan 10, 2025
Transactions value $: $0
Form type: 4
Date filed: 1/14/2025, 05:34 PM
Previous filing: Dec 5, 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SLS	Common Stock	Award	$0	+113K	+107.86%	$0.00	218K	Jan 10, 2025	Direct	F1
transaction	SLS	Common Stock	Award	$0	+81.3K	+37.33%	$0.00	299K	Jan 10, 2025	Direct	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	SLS	Stock Option (Right to Buy)	Award	$0	+170K		$0.00	170K	Jan 10, 2025	Common Stock	170K	$0.95	Direct	F3

* 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 113,000 restricted stock units on January 10, 2025, which shall vest as follows: (i) 25% on December 1, 2025 and (ii) 25% on each December 1 thereafter until fully vested, provided that the Reporting Person remains in service with the Issuer through each such vesting date.
F2	The Reporting Person received an award of 81,300 restricted stock units on January 10, 2025, which shall vest in full on December 1, 2025, provided that the Reporting Person remains in service with the Issuer through each such vesting date.
F3	One-quarter (1/4) of the option shares will vest and became exercisable one year from the January 10, 2025 grant date, and the remainder will vest and become exercisable in equal monthly installments for thirty-six (36) months thereafter, provided that the Reporting Person remains in service with the Issuer through each such monthly vesting date.