Form 8-K
8-K — SELLAS Life Sciences Group, Inc.
Accession: 0001104659-26-075775
Filed: 2026-06-18
Period: 2026-06-16
CIK: 0001390478
SIC: 2834 (PHARMACEUTICAL PREPARATIONS)
Item: Submission of Matters to a Vote of Security Holders
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8-K — tm2618311d1_8k.htm (Primary)
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934
Date of report (Date of earliest event reported):
June 16, 2026
SELLAS
Life Sciences Group, Inc.
(Exact name of registrant as specified in its charter)
Delaware
001-33958
20-8099512
(State or other jurisdiction of
incorporation or organization)
(Commission
File Number)
(I.R.S. Employer
Identification No.)
7 Times Square, Suite 2503
New York, NY 10036
(Address of Principal Executive
Offices) (Zip Code)
Registrant’s
telephone number, including area code: (646) 200-5278
Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligations of the registrant under any of the following provisions:
¨
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
Trading symbol(s)
Name of each exchange on which registered
Common Stock, $0.0001 par value per share
SLS
The
Nasdaq Stock Market LLC
Indicate by check mark whether the registrant is an emerging growth
company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities
Exchange Act of 1934 (§ 240.12b-2 of this chapter).
Emerging growth company ¨
If an emerging growth company, indicate by check mark if the registrant
has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant
to Section 13(a) of the Exchange Act. ¨
Item 5.07 Submission of Matters to a Vote of Security Holders.
Annual Meeting of Stockholders
On June 16, 2026, SELLAS Life Sciences Group, Inc.
(the “Company”) held its Annual Meeting of Stockholders (“Annual Meeting”). There were 115,511,771 shares of common
stock, or approximately 62.59% of all outstanding shares, present in person or represented by proxy. At the Annual Meeting, the stockholders
voted on the following five proposals and cast their votes as described below.
Proposal 1
The Company’s stockholders re-elected each
of the following nominees as a Class I director to the Board of the Company to hold office until the 2029 Annual Meeting of Stockholders
and until their respective successors have been duly elected and qualified.
NAME
FOR
WITHHELD
BROKER NON-VOTES
Robert Van Nostrand
66,490,143
4,544,035
44,477,593
Jane Wasman
65,928,448
5,105,730
44,477,593
Proposal 2
The Company’s stockholders ratified the appointment
of Baker Tilly US, LLP (as the successor to Moss Adams LLP) as the Company’s independent registered public accounting firm for the
fiscal year ending December 31, 2026.
FOR
AGAINST
ABSTAIN
BROKER NON-VOTES
112,103,701
2,126,460
1,281,610
-
Proposal 3
The Company’s stockholders approved an amendment
to the Company’s 2023 Amended and Restated Equity Incentive Plan (the “2023 Equity Plan”) to increase the number of
shares of common stock available for sale under the 2023 Equity Plan by 20,000,000.
FOR
AGAINST
ABSTAIN
BROKER NON-VOTES
42,906,271
27,310,386
817,521
44,477,593
Proposal 4
The Company’s stockholders approved the non-binding,
advisory resolution on the executive compensation of the Company’s named executive officers.
FOR
AGAINST
ABSTAIN
BROKER NON-VOTES
52,930,792
15,906,732
2,196,654
44,477,593
Proposal 5
The Company’s stockholders approved an adjournment
of the Annual Meeting, if necessary, to solicit additional proxies in favor of proposals 1, 2, 3 and 4.
FOR
AGAINST
ABSTAIN
BROKER NON-VOTES
90,571,992
22,200,030
2,739,749
-
No other matters were submitted to or voted on
by the Company’s stockholders at the Annual Meeting.
SIGNATURES
Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
SELLAS Life Sciences Group, Inc.
Date: June 18, 2026
By:
/s/ John T. Burns
Name:
John T. Burns
Title:
Senior Vice President, Chief Financial Officer
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Life Sciences Group, Inc.
Entity Central Index Key
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Entity Tax Identification Number
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Entity Incorporation, State or Country Code
DE
Entity Address, Address Line One
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