Russell Investments Group
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Russell Investments Group’s SELLAS Life Sciences SLS Stock Holding History

Russell Investments Group’s Portfolio SLS Stock Details SLS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.05M Buy
71,225
+53,219
+296% +$367K ﹤0.01% 2442
2026
Q1 		$76.2K Buy
18,006
+8,446
+88% +$37.8K ﹤0.01% 3171
2025
Q4 		$36K Buy
9,560
+371
+4% +$721 ﹤0.01% 3414
2025
Q3 		$14.8K Buy
+9,189
New +$16.4K ﹤0.01% 3689

Other funds holding SLS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AFM
Anson Funds Management Dallas, Texas $1.68B AUM 373.57% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Jones Financial Companies
Jones Financial Companies Des Peres, Missouri $250B AUM 21.32% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Russell Investments Group's SLS Position: Q2 2026 in Review

Russell Investments Group increased its SELLAS Life Sciences (SLS) stake by 296% in Q2 2026, buying an estimated $367K and bringing the position to 71,225 shares worth $1.05M. The position accounts for ﹤0.01% of the portfolio, ranked #2442.

Russell Investments Group first reported a position in SLS in Q3 2025 and has held it in 4 quarters since. 193 funds tracked by Wall St. Rank hold SLS as of Q2 2026.

  • Russell Investments Group held 71,225 shares of SELLAS Life Sciences worth $1.05M as of Q2 2026.
  • Russell Investments Group bought 53,219 SELLAS Life Sciences shares in Q2 2026, an estimated $367K.
  • SELLAS Life Sciences made up ﹤0.01% of Russell Investments Group's portfolio in Q2 2026, its #2442 holding.
  • Russell Investments Group first reported a position in SELLAS Life Sciences in Q3 2025 and has held it in 4 quarters since.
  • 193 funds tracked by Wall St. Rank held SELLAS Life Sciences as of Q2 2026.

Based on Russell Investments Group's 13F filing for Q2 2026, filed 6 Aug 2026.