SELLAS LIFE SCIENCES GROUP I (SLS) Institutional Ownership and Insiders Activity
SELLAS LIFE SCIENCES GROUP I (SLS) is widely held by institutional investors, with 186 firms reporting positions valued at approximately $1.07B based on SEC Form 13F filings for the quarter ended June 30, 2026.
Blackrock, Inc. is the largest disclosed holder, reporting approximately $222.44M in SLS holdings in its latest filing.
Institutional Holders
186
Total Reported Value
$1.07B
Largest Holder
Blackrock, Inc.
Largest Position
$222.44M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
59
Funds Exiting Positions
31
Top Institutional Owners
View allInvestorReported Balance
- Blackrock, Inc.$222.44M
- State Street Corp$191.83M
- Vanguard Capital Management Llc$121.42M
- Geode Capital Management, Llc$72.11M
- Anson Funds Management Lp$66.42M
Related SLS Institutional Insights:
- SLS 13F Institutional Holders
- SLS Top Institutional Shareholders
- SLS Institutional Ownership Changes
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- SLS Insider Trading & SEC Form 4 Activity
- SLS Articles
- Top Institutional Investor Stock Rankings