Jane Street
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Jane Street’s SELLAS Life Sciences SLS Stock Holding History

Jane Street’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 		$11.1M Buy
749,200
+505,700
+208% +$3.49M ﹤0.01% 2728
2026
Q1 		$1.03M Sell
243,500
-39,200
-14% -$175K ﹤0.01% 6440
2025
Q4 		$1.07M Buy
282,700
+156,500
+124% +$304K ﹤0.01% 5990
2025
Q3 		$203K Sell
126,200
-82,600
-40% -$147K ﹤0.01% 9662
2025
Q2 		$457K Buy
208,800
+77,200
+59% +$118K ﹤0.01% 7093
2025
Q1 		$142K Buy
131,600
+93,100
+242% +$111K ﹤0.01% 8643
2024
Q4 		$40K Buy
38,500
+3,500
+10% +$4K ﹤0.01% 9023
2024
Q3 		$43.8K Buy
35,000
+25,000
+250% +$30.6K ﹤0.01% 9199
2024
Q2 		$11.9K Hold
10,000
– – ﹤0.01% 9090
2024
Q1 		$10.1K Buy
+10,000
New +$8.4K ﹤0.01% 8966
2022
Q1 		– Sell
-15,700
Closed -$87K – 10963
2021
Q4 		$87K Sell
15,700
-300
-2% -$2.27K ﹤0.01% 9311
2021
Q3 		$147K Sell
16,000
-25,000
-61% -$232K ﹤0.01% 9077
2021
Q2 		$455K Buy
+41,000
New +$400K ﹤0.01% 7415

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

Jane Street's SLS Position: Q2 2026 in Review

Jane Street opened a new position in SELLAS Life Sciences (SLS) in Q2 2026: 508,429 shares worth $7.5M. The stake represents ﹤0.01% of the portfolio and ranks #3179 among its holdings. This is a return to the name: Jane Street previously reported a position in SLS as recently as Q4 2025.

Jane Street first reported a position in SLS in Q3 2019 and has held it in 11 quarters since. 193 funds tracked by Wall St. Rank hold SLS as of Q2 2026.

  • Jane Street held 508,429 shares of SELLAS Life Sciences worth $7.5M as of Q2 2026.
  • SELLAS Life Sciences was a new Jane Street position in Q2 2026.
  • SELLAS Life Sciences made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3179 holding.
  • Jane Street first reported a position in SELLAS Life Sciences in Q3 2019 and has held it in 11 quarters since.
  • 193 funds tracked by Wall St. Rank held SELLAS Life Sciences as of Q2 2026.

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