AllianceBernstein
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AllianceBernstein’s SELLAS Life Sciences SLS Stock Holding History

AllianceBernstein’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 		$999K Buy
236,060
+72,120
+44% +$498K ﹤0.01% 2389
2026
Q1 		$618K Buy
163,940
+113,980
+228% +$510K ﹤0.01% 2535
2025
Q4 		$188K Hold
49,960
– – ﹤0.01% 3082
2025
Q3 		$80.4K Hold
49,960
– – ﹤0.01% 3199
2025
Q2 		$109K Buy
+49,960
New +$76.7K ﹤0.01% 3161

Other funds holding SLS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 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

AllianceBernstein's SLS Position: Q2 2026 in Review

AllianceBernstein increased its SELLAS Life Sciences (SLS) stake by 44% in Q2 2026, buying an estimated $498K and bringing the position to 236,060 shares worth $999K. The position accounts for ﹤0.01% of the portfolio, ranked #2389.

AllianceBernstein first reported a position in SLS in Q2 2025 and has held it in 5 quarters since. 192 funds tracked by Wall St. Rank hold SLS as of Q2 2026.

  • AllianceBernstein held 236,060 shares of SELLAS Life Sciences worth $999K as of Q2 2026.
  • AllianceBernstein bought 72,120 SELLAS Life Sciences shares in Q2 2026, an estimated $498K.
  • SELLAS Life Sciences made up ﹤0.01% of AllianceBernstein's portfolio in Q2 2026, its #2389 holding.
  • AllianceBernstein first reported a position in SELLAS Life Sciences in Q2 2025 and has held it in 5 quarters since.
  • 192 funds tracked by Wall St. Rank held SELLAS Life Sciences as of Q2 2026.

Based on AllianceBernstein's 13F filing for Q2 2026, filed 14 Aug 2026.