Jeff Yass’s ACELYRIN SLRN Stock Holding History

Jeff Yass’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
2025 Q2	–	Sell	-90,669	Closed	-$224K	–	13629
2025 Q1	$224K	Buy	90,669 +55,845	+160%	+$133K	﹤0.01%	10712
2024 Q4	$109K	Buy	34,824 +6,688	+24%	+$32.4K	﹤0.01%	11269
2024 Q3	$139K	Sell	28,136 -4,344	-13%	-$22.4K	﹤0.01%	10811
2024 Q2	$143K	Sell	32,480 -42,107	-56%	-$197K	﹤0.01%	10740
2024 Q1	$503K	Buy	74,587 +51,491	+223%	+$391K	﹤0.01%	8504
2023 Q4	$172K	Buy	23,096 +9,691	+72%	+$82.7K	﹤0.01%	10831
2023 Q3	$136K	Sell	13,405 -36,245	-73%	-$770K	﹤0.01%	10648
2023 Q2	$1.04M	Buy	+49,650	New	+$1.02M	﹤0.01%	6579

Other funds holding SLRN

Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Jeff Yass's SLRN Position: Q2 2025 in Review

Jeff Yass sold out of ACELYRIN (SLRN) in Q2 2025, closing a stake of 90,669 shares — an estimated $224K sold.

Jeff Yass first reported a position in SLRN in Q2 2023 and held it in 8 quarters. The position peaked at $1.04M in Q2 2023. 2 funds tracked by Wall St. Rank hold SLRN as of Q2 2025.

Jeff Yass reported no remaining ACELYRIN position as of Q2 2025 after selling out during the quarter.
Jeff Yass sold 90,669 ACELYRIN shares in Q2 2025, an estimated $224K.
Jeff Yass first reported a position in ACELYRIN in Q2 2023 and held it in 8 quarters.
Jeff Yass's ACELYRIN position peaked at $1.04M in Q2 2023.
2 funds tracked by Wall St. Rank held ACELYRIN as of Q2 2025.

Based on Susquehanna International Group's 13F filing for Q2 2025, filed 14 Aug 2025.