Jeff Yass’s Psyence Biomedical Warrant PBMWW Stock Holding History

Jeff Yass’s Portfolio PBMWW Stock Details PBMWW Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$212	Buy	+10,119	New	+$290	﹤0.01%	13272
2026 Q1	–	Sell	-73,027	Closed	-$1.44K	–	14279
2025 Q4	$1.44K	Sell	73,027 -34,882	-32%	-$879	﹤0.01%	12136
2025 Q3	$2.7K	Sell	107,909 -29,533	-21%	-$744	﹤0.01%	12162
2025 Q2	$2.78K	Buy	137,442 +116,519	+557%	+$1.86K	﹤0.01%	12477
2025 Q1	$354	Buy	+20,923	New	+$398	﹤0.01%	12349

Other funds holding PBMWW

HCI

Harraden Circle Investments New York $784M AUM 20.59% 1-Year Est. Return

PAMP

Polar Asset Management Partners Toronto, Ontario, Canada $6.07B AUM 34.81% 1-Year Est. Return

MMCAP International Grand Cayman, Cayman Islands $1.18B AUM 50.44% 1-Year Est. Return

Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return

Calamos Advisors Naperville, Illinois $30.1B AUM 30.03% 1-Year Est. Return

SCM

Saba Capital Management New York $3.9B AUM 12.9% 1-Year Est. Return

Clear Street New York $39.5B AUM 124.03% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

LMR Partners London, United Kingdom $26.8B AUM 68.38% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Jeff Yass's PBMWW Position: Q2 2026 in Review

Jeff Yass opened a new position in Psyence Biomedical Warrant (PBMWW) in Q2 2026: 10,119 shares worth $212. The stake represents ﹤0.01% of the portfolio and ranks #13272 among its holdings. This is a return to the name: Jeff Yass previously reported a position in PBMWW as recently as Q4 2025.

Jeff Yass first reported a position in PBMWW in Q1 2025 and has held it in 5 quarters since. The position peaked at $2.78K in Q2 2025. 18 funds tracked by Wall St. Rank hold PBMWW as of Q2 2026.

Jeff Yass held 10,119 shares of Psyence Biomedical Warrant worth $212 as of Q2 2026.
Psyence Biomedical Warrant was a new Jeff Yass position in Q2 2026.
Psyence Biomedical Warrant made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #13272 holding.
Jeff Yass first reported a position in Psyence Biomedical Warrant in Q1 2025 and has held it in 5 quarters since.
Jeff Yass's Psyence Biomedical Warrant position peaked at $2.78K in Q2 2025.
18 funds tracked by Wall St. Rank held Psyence Biomedical Warrant as of Q2 2026.

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