JY
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Jeff Yass’s Verastem VSTM Stock Holding History

Jeff Yass’s Portfolio VSTM Stock Details VSTM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$109K Sell
28,500
-247,500
-90% -$1.2M ﹤0.01% 12438
2026
Q1 		$1.46M Buy
276,000
+137,800
+100% +$850K ﹤0.01% 6958
2025
Q4 		$1.07M Sell
138,200
-10,200
-7% -$90.9K ﹤0.01% 7033
2025
Q3 		$1.31M Buy
148,400
+109,100
+278% +$812K ﹤0.01% 6693
2025
Q2 		$163K Buy
39,300
+4,200
+12% +$26.3K ﹤0.01% 11427
2025
Q1 		$212K Buy
+35,100
New +$214K ﹤0.01% 10825
2024
Q4 		– Sell
-36,500
Closed -$109K – 13341
2024
Q3 		$109K Sell
36,500
-7,100
-16% -$19.3K ﹤0.01% 10999
2024
Q2 		$130K Buy
43,600
+29,800
+216% +$246K ﹤0.01% 10835
2024
Q1 		$163K Buy
+13,800
New +$159K ﹤0.01% 10826
2023
Q4 		– Sell
-40,800
Closed -$332K – 13390
2023
Q3 		$332K Sell
40,800
-1,600
-4% -$15.4K ﹤0.01% 9145
2023
Q2 		$315K Buy
42,400
+41,233
+3,533% +$286K ﹤0.01% 9324
2023
Q1 		$5.88K Buy
+1,167
New +$7.39K ﹤0.01% 12286
2022
Q1 		– Sell
-1,792
Closed -$44K – 14072
2021
Q4 		$44K Sell
1,792
-3,316
-65% -$105K ﹤0.01% 12612
2021
Q3 		$189K Sell
5,108
-2,042
-29% -$75K ﹤0.01% 11552
2021
Q2 		$349K Sell
7,150
-750
-9% -$31.3K ﹤0.01% 10444
2021
Q1 		$234K Sell
7,900
-167
-2% -$4.68K ﹤0.01% 11117
2020
Q4 		$206K Sell
8,067
-5,583
-41% -$112K ﹤0.01% 9987
2020
Q3 		$198K Buy
13,650
+8,533
+167% +$141K ﹤0.01% 9461
2020
Q2 		$106K Sell
5,117
-1,350
-21% -$35.7K ﹤0.01% 9469
2020
Q1 		$205K Sell
6,467
-11,733
-64% -$294K ﹤0.01% 8642
2019
Q4 		$293K Sell
18,200
-1,092
-6% -$15.7K ﹤0.01% 8064
2019
Q3 		$280K Buy
19,292
+16,717
+649% +$272K ﹤0.01% 8448
2019
Q2 		$47K Sell
2,575
-133
-5% -$3.01K ﹤0.01% 9854
2019
Q1 		$96K Sell
2,708
-317
-10% -$12.5K ﹤0.01% 8265
2018
Q4 		$122K Sell
3,025
-5,417
-64% -$331K ﹤0.01% 8116
2018
Q3 		$734K Buy
8,442
+2,017
+31% +$201K ﹤0.01% 5848
2018
Q2 		$530K Buy
6,425
+4,650
+262% +$285K ﹤0.01% 6658
2018
Q1 		$63K Buy
1,775
+525
+42% +$20.3K ﹤0.01% 8886
2017
Q4 		$46K Buy
+1,250
New +$56.4K ﹤0.01% 8930

Other funds holding VSTM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
RA
Rosalind Advisors Toronto, Ontario, Canada $269M AUM 103.38% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NCM
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return
SCM
Stonepine Capital Management Bend, Oregon $177M AUM 91.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Jeff Yass's VSTM Position: Q2 2026 in Review

Jeff Yass increased its Verastem (VSTM) stake by 160% in Q2 2026, buying an estimated $710K and bringing the position to 238,429 shares worth $911K. The position accounts for ﹤0.01% of the portfolio, ranked #8426.

Jeff Yass first reported a position in VSTM in Q4 2015 and has held it in 35 quarters since. The position peaked at $2.75M in Q1 2024. 156 funds tracked by Wall St. Rank hold VSTM as of Q2 2026.

  • Jeff Yass held 238,429 shares of Verastem worth $911K as of Q2 2026.
  • Jeff Yass bought 146,669 Verastem shares in Q2 2026, an estimated $710K.
  • Verastem made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #8426 holding.
  • Jeff Yass first reported a position in Verastem in Q4 2015 and has held it in 35 quarters since.
  • Jeff Yass's Verastem position peaked at $2.75M in Q1 2024.
  • 156 funds tracked by Wall St. Rank held Verastem as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.