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.
13F holders, Q1 2023
Institutional positions in SELLAS Life Sciences Group, Inc. as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 22
- −7 vs. Q4 2022
- Shares held
- 3.00M
- +1.11M (+58.6%) vs. Q4 2022
- Total value
- $4.28M
- −$171.3K (−3.8%) vs. Q4 2022
- New holders
- 3
- 7 more added
- Sold out
- 10
- 3 more reduced
Compare with Q4 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SLS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 193 | $1.08B |
| Q1 2026 | 160 | $228.4M |
| Q4 2025 | 112 | $133.7M |
| Q3 2025 | 94 | $53.1M |
| Q2 2025 | 79 | $58.7M |
| Q1 2025 | 45 | $15.5M |
| Q4 2024 | 31 | $6.47M |
| Q3 2024 | 33 | $6.76M |
| Q2 2024 | 30 | $4.86M |
| Q1 2024 | 30 | $7.82M |
| Q4 2023 | 31 | $3.72M |
| Q3 2023 | 28 | $4.54M |
| Q2 2023 | 25 | $4.91M |
| Q1 2023 | 22 | $4.28M |
| Q4 2022 | 29 | $4.46M |
| Q3 2022 | 28 | $4.42M |
| Q2 2022 | 26 | $6.64M |
| Q1 2022 | 26 | $11.3M |
| Q4 2021 | 27 | $9.59M |
| Q3 2021 | 30 | $17.1M |
| Q2 2021 | 29 | $21.3M |
| Q1 2021 | 31 | $13.3M |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding SELLAS Life Sciences Group, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Alyeska Investment Group, L.P. | 1,250,000 | $1.79M | 0.02% | +1,250,000 | New |
| Vanguard Group Inc | 896,912 | $1.28M | 0.00% | +40,828+4.8% | Added |
| BlackRock Inc. | 261,483 | $373.9K | 0.00% | +1,578+0.6% | Added |
| Geode Capital Management, LLC | 188,066 | $268.9K | 0.00% | 00.0% | Unchanged |
| Equitable Holdings, Inc. | 130,000 | $185.9K | 0.00% | +17,000+15.0% | Added |
| State Street Corp | 97,129 | $138.9K | 0.00% | +25,400+35.4% | Added |
| Dimensional Fund Advisors LP | 31,304 | $44.8K | 0.00% | −27,288−46.6% | Reduced |
| Northern Trust Corp | 30,018 | $42.9K | 0.00% | −7,653−20.3% | Reduced |
| Opus Capital Group, LLC | 25,000 | $36.0K | 0.01% | +5,328+27.1% | Added |
| Bank of New York Mellon Corp | 20,832 | $29.8K | 0.00% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 17,100 | $25.0K | 0.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 16,238 | $23.2K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 16,142 | $23.1K | 0.00% | +20.0% | Added |
| Tower Research Capital LLC (TRC) | 8,576 | $12.0K | 0.00% | +7,370+611.1% | Added |
| Morgan Stanley | 5,400 | $7.72K | 0.00% | −50,158−90.3% | Reduced |
| Advisor Group Holdings, Inc. | 1,660 | $2.37K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 150 | $215 | 0.00% | 00.0% | Unchanged |
| NewSquare Capital LLC | 100 | $143 | 0.00% | 00.0% | Unchanged |
| Values First Advisors, Inc. | 15 | $21 | 0.00% | +15 | New |
| Parkside Financial Bank & Trust | 2 | $3 | 0.00% | 00.0% | Unchanged |
| WealthPLAN Partners, LLC | 1 | $1 | 0.00% | +1 | New |
| Royal Bank of Canada | 200 | $0 | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 0 | $0 | 0.00% | −61,179−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −55,403−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −18,379−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −16,076−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −3,375−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −48−100.0% | Sold out |
| Godsey & Gibb Associates | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −300−100.0% | Sold out |