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RTW Investments’s Verastem VSTM Stock Holding History

RTW Investments’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 		$25.3M Buy
6,635,793
+59,487
+0.9% +$288K 0.22% 55
2026
Q1 		$34.9M Hold
6,576,306
– – 0.35% 50
2025
Q4 		$50.8M Buy
6,576,306
+1,150,000
+21% +$10.2M 0.51% 48
2025
Q3 		$47.9M Buy
5,426,306
+1,174,690
+28% +$8.74M 0.59% 41
2025
Q2 		$17.6M Buy
4,251,616
+6,140
+0.1% +$38.5K 0.25% 53
2025
Q1 		$25.6M Buy
+4,245,476
New +$25.9M 0.39% 39

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
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
FCMV
Foresite Capital Management VI Larkspur, California $643M AUM 343.43% 1-Year Est. Return

RTW Investments's VSTM Position: Q2 2026 in Review

RTW Investments increased its Verastem (VSTM) stake by 0.9% in Q2 2026, buying an estimated $288K and bringing the position to 6,635,793 shares worth $25.3M. The position accounts for 0.22% of the portfolio, ranked #55.

RTW Investments first reported a position in VSTM in Q1 2025 and has held it in 6 quarters since. The position peaked at $50.8M in Q4 2025. 157 funds tracked by Wall St. Rank hold VSTM as of Q2 2026.

  • RTW Investments held 6,635,793 shares of Verastem worth $25.3M as of Q2 2026.
  • RTW Investments bought 59,487 Verastem shares in Q2 2026, an estimated $288K.
  • Verastem made up 0.22% of RTW Investments's portfolio in Q2 2026, its #55 holding.
  • RTW Investments first reported a position in Verastem in Q1 2025 and has held it in 6 quarters since.
  • RTW Investments's Verastem position peaked at $50.8M in Q4 2025.
  • 157 funds tracked by Wall St. Rank held Verastem as of Q2 2026.

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