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Casdin Capital’s Scholar Rock SRRK Stock Holding History

Casdin Capital’s Portfolio SRRK Stock Details SRRK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$36.6M Buy
665,000
+315,000
+90% +$15.2M 1.83% 12
2026
Q1 		$17.2M Buy
350,000
+90,000
+35% +$4.03M 1.3% 15
2025
Q4 		$11.5M Buy
+260,000
New +$9.75M 0.71% 23

Other funds holding SRRK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SB
Samsara BioCapital Palo Alto, California $1.22B AUM 242.83% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
RG
Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return

Casdin Capital's SRRK Position: Q2 2026 in Review

Casdin Capital increased its Scholar Rock (SRRK) stake by 90% in Q2 2026, buying an estimated $15.2M and bringing the position to 665,000 shares worth $36.6M. The position accounts for 1.83% of the portfolio, ranked #12.

Casdin Capital first reported a position in SRRK in Q4 2025 and has held it in 3 quarters since. 306 funds tracked by Wall St. Rank hold SRRK as of Q2 2026.

  • Casdin Capital held 665,000 shares of Scholar Rock worth $36.6M as of Q2 2026.
  • Casdin Capital bought 315,000 Scholar Rock shares in Q2 2026, an estimated $15.2M.
  • Scholar Rock made up 1.83% of Casdin Capital's portfolio in Q2 2026, its #12 holding.
  • Casdin Capital first reported a position in Scholar Rock in Q4 2025 and has held it in 3 quarters since.
  • 306 funds tracked by Wall St. Rank held Scholar Rock as of Q2 2026.

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