Ken Griffin’s SELLAS Life Sciences SLS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$273K Buy
+64,641
New +$289K ﹤0.01% 10681
2025
Q4
Sell
-194,357
Closed -$378K 13957
2025
Q3
$313K Buy
194,357
+109,364
+129% +$195K ﹤0.01% 10264
2025
Q2
$186K Sell
84,993
-264,512
-76% -$406K ﹤0.01% 10744
2025
Q1
$377K Sell
349,505
-135,812
-28% -$161K ﹤0.01% 9086
2024
Q4
$505K Buy
485,317
+437,998
+926% +$500K ﹤0.01% 8532
2024
Q3
$59.1K Buy
+47,319
New +$57.8K ﹤0.01% 11724
2024
Q2
Sell
-19,718
Closed -$26.8K 15295
2024
Q1
$19.9K Buy
+19,718
New +$16.6K ﹤0.01% 13019
2023
Q3
Sell
-3,162
Closed -$4.99K 15040
2023
Q2
$4.96K Buy
+3,162
New +$5.08K ﹤0.01% 13549
2023
Q1
Sell
-3,375
Closed -$8.35K 15448
2022
Q4
$7.96K Sell
3,375
-104,185
-97% -$292K ﹤0.01% 13780
2022
Q3
$217K Buy
107,560
+69,921
+186% +$193K ﹤0.01% 10252
2022
Q2
$84K Buy
37,639
+24,269
+182% +$71.1K ﹤0.01% 11563
2022
Q1
$89K Sell
13,370
-27,473
-67% -$161K ﹤0.01% 12393
2021
Q4
$226K Sell
40,843
-1,646
-4% -$12.5K ﹤0.01% 11602
2021
Q3
$389K Buy
42,489
+27,658
+186% +$257K ﹤0.01% 10478
2021
Q2
$165K Sell
14,831
-9,568
-39% -$93.4K ﹤0.01% 12396
2021
Q1
$208K Buy
+24,399
New +$200K ﹤0.01% 11619
2020
Q2
Sell
-19,452
Closed -$34K 10444
2020
Q1
$34K Buy
+19,452
New +$50.1K ﹤0.01% 9158
2019
Q3
Sell
-5,049
Closed -$28K 9707
2019
Q2
$28K Buy
+5,049
New +$179K ﹤0.01% 8886
2019
Q1
Sell
-340
Closed -$21K 9823
2018
Q4
$21K Buy
+340
New +$26.3K ﹤0.01% 8735
2018
Q1
Sell
-45
Closed -$18K 8733
2017
Q4
$18K Buy
45
+26
+137% +$12.6K ﹤0.01% 7844
2017
Q3
$10K Sell
19
-43
-69% -$28.4K ﹤0.01% 7437
2017
Q2
$54K Sell
62
-46
-43% -$40K ﹤0.01% 7075
2017
Q1
$99K Buy
108
+71
+192% +$118K ﹤0.01% 6868
2016
Q4
$108K Buy
+37
New +$215K ﹤0.01% 6641

Other funds holding SLS

Ken Griffin's SLS Position: Q1 2026 in Review

Ken Griffin opened a new position in SELLAS Life Sciences (SLS) in Q1 2026: 64,641 shares worth $273K. The stake represents ﹤0.01% of the portfolio and ranks #10681 among its holdings. This is a return to the name: Ken Griffin previously reported a position in SLS as recently as Q3 2025.

Ken Griffin first reported a position in SLS in Q4 2016 and has held it in 24 quarters since. The position peaked at $505K in Q4 2024. 160 funds tracked by Wall St. Rank hold SLS as of Q1 2026.

  • Ken Griffin held 64,641 shares of SELLAS Life Sciences worth $273K as of Q1 2026.
  • SELLAS Life Sciences was a new Ken Griffin position in Q1 2026.
  • SELLAS Life Sciences made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #10681 holding.
  • Ken Griffin first reported a position in SELLAS Life Sciences in Q4 2016 and has held it in 24 quarters since.
  • Ken Griffin's SELLAS Life Sciences position peaked at $505K in Q4 2024.
  • 160 funds tracked by Wall St. Rank held SELLAS Life Sciences as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.