Jane Street’s ACELYRIN SLRN Stock Holding History

Jane Street’s Portfolio SLRN Stock Details SLRN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-11,600	Closed	-$118K	–	9747
2023 Q3	$118K	Buy	+11,600	New	+$246K	﹤0.01%	7880

Other funds holding SLRN

TCM

Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return

ACMC

AyurMaya Capital Management Company Portsmouth, New Hampshire $148M AUM 24.4% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

MAP

Madison Avenue Partners New York $2.3B AUM 115.82% 1-Year Est. Return

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

OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return

venBio Partners San Francisco, California $281M AUM 261.03% 1-Year Est. Return

VCIM

Velan Capital Investment Management Alpharetta, Georgia $160M AUM 517.12% 1-Year Est. Return

TCM

Tybourne Capital Management Hong Kong $30.9M AUM 20.1% 1-Year Est. Return

Jane Street's SLRN Position: Q1 2025 in Review

Jane Street sold out of ACELYRIN (SLRN) in Q1 2025, closing a stake of 10,031 shares — an estimated $31.5K sold.

Jane Street first reported a position in SLRN in Q2 2023 and held it in 6 quarters. The position peaked at $2.49M in Q1 2024. 105 funds tracked by Wall St. Rank hold SLRN as of Q1 2025.

Jane Street reported no remaining ACELYRIN position as of Q1 2025 after selling out during the quarter.
Jane Street sold 10,031 ACELYRIN shares in Q1 2025, an estimated $31.5K.
Jane Street first reported a position in ACELYRIN in Q2 2023 and held it in 6 quarters.
Jane Street's ACELYRIN position peaked at $2.49M in Q1 2024.
105 funds tracked by Wall St. Rank held ACELYRIN as of Q1 2025.

Based on Jane Street's 13F filing for Q1 2025, filed 14 May 2025.