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SELLAS Life Sciences Group, Inc.

SLS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001390478

No open-market purchases or sales by SELLAS Life Sciences Group, Inc. insiders were filed in the last 90 days; 193 institutions reported holding it in 13F filings for Q2 2026, worth $1.08B in total; no superinvestor holds it.

Q4 2023 vs. Q3 2023

How the institutions holding SELLAS Life Sciences Group, Inc. changed between Q3 2023 and Q4 2023.

All holders in Q4 2023All holders in Q3 2023

13F holders of SLS: Q3 2023 compared with Q4 2023
MeasureQ3 2023Q4 2023Change
Holders2831+3
Shares2.77M3.51M+746.1K (+27.0%)
Value$4.54M$3.72M−$814.5K (−17.9%)

New holders (8)

Institutions that held SELLAS Life Sciences Group, Inc. at the end of Q4 2023 but not at the end of Q3 2023.

Institutions new to SLS in Q4 2023
InstitutionSharesValue% of portfolio
Armistice Capital, LLC820,000$869.2K0.02%
Group One Trading, L.P.186,355$197.5K0.01%
Renaissance Technologies LLC50,400$53.0K0.00%
Engineers Gate Manager LP16,857$17.9K0.00%
Two Sigma Securities, LLC15,304$16.2K0.00%
Millennium Management LLC11,239$11.9K0.00%
Bank of America Corp42$440.00%
JJJ Advisors Inc.11$120.00%

Sold out (5)

Institutions that held SELLAS Life Sciences Group, Inc. at the end of Q3 2023 and filed for Q4 2023 without it.

Institutions that sold out of SLS in Q4 2023
InstitutionShares, Q3 2023Value, Q3 2023
Alyeska Investment Group, L.P.640,011$1.05M
Susquehanna International Group, LLP70,446$115.5K
Prosperity Financial Group, Inc.24,800$40.7K
Jane Street Group, LLC11,032$18.1K
UBS Group AG26$43