Westchester Capital Management (New York)’s HCM III Acquisition Corp Units HCMAU Stock Holding History

Westchester Capital Management (New York)’s Portfolio HCMAU Stock Details HCMAU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$261K	Hold	25,000	–	–	0.01%	233
2026 Q1	$257K	Hold	25,000	–	–	0.01%	235
2025 Q4	$256K	Hold	25,000	–	–	0.01%	224
2025 Q3	$258K	Buy	+25,000	New	+$254K	0.01%	199

Other funds holding HCMAU

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

HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

OAC

OMERS Administration Corp Toronto, Ontario, Canada $16.7B AUM 35.96% 1-Year Est. Return

SAMU

SONA Asset Management (US) New York $4.76B AUM 23.76% 1-Year Est. Return

Walleye Capital New York $28B AUM 44.22% 1-Year Est. Return

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

RAM

Readystate Asset Management Chicago, Illinois $2.93B AUM 18.57% 1-Year Est. Return

FIA

FNY Investment Advisers New York $278M AUM 98.95% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $71.2B AUM 48.86% 1-Year Est. Return

Westchester Capital Management (New York)'s HCMAU Position: Q2 2026 in Review

Westchester Capital Management (New York) held its HCM III Acquisition Corp Units (HCMAU) position steady in Q2 2026 at 25,000 shares worth $261K. The position accounts for 0.01% of the portfolio, ranked #233.

Westchester Capital Management (New York) first reported a position in HCMAU in Q3 2025 and has held it in 4 quarters since. 11 funds tracked by Wall St. Rank hold HCMAU as of Q2 2026.

Westchester Capital Management (New York) held 25,000 shares of HCM III Acquisition Corp Units worth $261K as of Q2 2026.
Westchester Capital Management (New York) left its HCM III Acquisition Corp Units share count unchanged in Q2 2026.
HCM III Acquisition Corp Units made up 0.01% of Westchester Capital Management (New York)'s portfolio in Q2 2026, its #233 holding.
Westchester Capital Management (New York) first reported a position in HCM III Acquisition Corp Units in Q3 2025 and has held it in 4 quarters since.
11 funds tracked by Wall St. Rank held HCM III Acquisition Corp Units as of Q2 2026.

Based on Westchester Capital Management (New York)'s 13F filing for Q2 2026, filed 14 Aug 2026.