Jeff Yass’s Aptorum Group APM Stock Holding History

Jeff Yass’s Portfolio APM Stock Details APM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-16,777	Closed	-$13.4K	–	13335
2026 Q1	$13.4K	Buy	+16,777	New	+$15.1K	﹤0.01%	12909
2025 Q2	–	Sell	-17,208	Closed	-$14.5K	–	12593
2025 Q1	$14.5K	Buy	+17,208	New	+$19.7K	﹤0.01%	12183
2023 Q1	–	Sell	-2,241	Closed	-$12.3K	–	12508
2022 Q4	$12.3K	Sell	2,241 -6,808	-75%	-$44.3K	﹤0.01%	11899
2022 Q3	$104K	Buy	9,049 +7,239	+400%	+$103K	﹤0.01%	11670
2022 Q2	$25K	Buy	+1,810	New	+$22.4K	﹤0.01%	12294
2022 Q1	–	Sell	-10,897	Closed	-$163K	–	12923
2021 Q4	$163K	Buy	10,897 +5,099	+88%	+$109K	﹤0.01%	11691
2021 Q3	$148K	Buy	+5,798	New	+$154K	﹤0.01%	11801

Other funds holding APM

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

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

SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

Jeff Yass's APM Position: Q2 2026 in Review

Jeff Yass sold out of Aptorum Group (APM) in Q2 2026, closing a stake of 16,777 shares — an estimated $13.4K sold.

Jeff Yass first reported a position in APM in Q3 2021 and held it in 7 quarters. The position peaked at $163K in Q4 2021. 5 funds tracked by Wall St. Rank hold APM as of Q2 2026.

Jeff Yass reported no remaining Aptorum Group position as of Q2 2026 after selling out during the quarter.
Jeff Yass sold 16,777 Aptorum Group shares in Q2 2026, an estimated $13.4K.
Jeff Yass first reported a position in Aptorum Group in Q3 2021 and held it in 7 quarters.
Jeff Yass's Aptorum Group position peaked at $163K in Q4 2021.
5 funds tracked by Wall St. Rank held Aptorum Group as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.