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[EFFECT] SELLAS Life Sciences Group, Inc. SEC Filing

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Filing Sentiment
(Neutral)
Form Type
EFFECT

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: November 25, 2025 5:00 P.M.
Form: S-3
CIK: 0001390478
Company Name: SELLAS Life Sciences Group, Inc.
File Number: 333-290829

Source: View Original Filing on SEC EDGAR

Sellas Life Sciences Group Inc

NASDAQ:SLS

View SLS Stock Overview →

SLS Rankings

#2895 Ranked by Market Cap
N/A Ranked by Dividends

SLS Latest News

Mar 17, 2026
SELLAS Life Sciences to Present Preclinical Data Highlighting Potent Activity of SLS009 in AML at the 2026 AACR Conference
Mar 12, 2026
SELLAS Life Sciences Announces Enrollment of First Patient in Newly Diagnosed First-Line AML Trial of SLS009
Jan 14, 2026
SELLAS Life Sciences Enters Agreement with IMPACT-AML to Expand SLS009 Clinical Program into Europe
Dec 29, 2025
SELLAS Life Sciences Provides Update on Pivotal Phase 3 REGAL Trial of Galinpepimut-S (GPS) in Acute Myeloid Leukemia (AML)
Dec 7, 2025
SELLAS Life Sciences Presents Positive Phase 2 Data of SLS009 in Combination with AZA/VEN in Relapsed/Refractory AML-MR at ASH 2025

SLS Latest SEC Filings

Mar 11, 2026
[8-K] SELLAS Life Sciences Group, Inc. Reports Material Event
Feb 17, 2026
[SCHEDULE 13G/A] SELLAS Life Sciences Group, Inc. Amended Passive Investment Disclosure
Jan 30, 2026
[SCHEDULE 13G/A] SELLAS Life Sciences Group, Inc. Amended Passive Investment Disclosure
Jan 8, 2026
[8-K] SELLAS Life Sciences Group, Inc. Reports Material Event
Jan 9, 2026
[Form 4] SELLAS Life Sciences Group, Inc. Insider Trading Activity

SLS Stock Data

912.71M
169.18M
Biotechnology
Pharmaceutical Preparations
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United States
NEW YORK