UBS O'Connor’s Scholar Rock SRRK Stock Holding History

UBS O'Connor’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
2025 Q1	–	Sell	-40,000	Closed	-$203K	–	451
2024 Q4	$203K	Buy	+40,000	New	+$1.3M	0.01%	331

Other funds holding SRRK

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Samsara BioCapital Palo Alto, California $1.22B AUM 242.83% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bellevue Group Kuesnacht, Switzerland $4.75B AUM 68.58% 1-Year Est. Return

UBS O'Connor's SRRK Position: Q3 2025 in Review

UBS O'Connor sold out of Scholar Rock (SRRK) in Q3 2025, closing a stake of 25,426 shares — an estimated $901K sold.

UBS O'Connor first reported a position in SRRK in Q2 2022 and held it in 10 quarters. The position peaked at $1.6M in Q4 2023. 241 funds tracked by Wall St. Rank hold SRRK as of Q3 2025.

UBS O'Connor reported no remaining Scholar Rock position as of Q3 2025 after selling out during the quarter.
UBS O'Connor sold 25,426 Scholar Rock shares in Q3 2025, an estimated $901K.
UBS O'Connor first reported a position in Scholar Rock in Q2 2022 and held it in 10 quarters.
UBS O'Connor's Scholar Rock position peaked at $1.6M in Q4 2023.
241 funds tracked by Wall St. Rank held Scholar Rock as of Q3 2025.

Based on UBS O'Connor's 13F filing for Q3 2025, filed 14 Nov 2025.