Westchester Capital Management (New York)’s IB Acquisition Corp IBAC Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-349,019	Closed	-$3.7M	–	319
2025 Q3	$3.7M	Hold	349,019	–	–	0.17%	111
2025 Q2	$3.62M	Hold	349,019	–	–	0.19%	85
2025 Q1	$3.59M	Hold	349,019	–	–	0.19%	78
2024 Q4	$3.54M	Hold	349,019	–	–	0.19%	70
2024 Q3	$3.49M	Hold	349,019	–	–	0.15%	75
2024 Q2	$3.48M	Buy	+349,019	New	+$3.48M	0.13%	94

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WAM

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Clear Street New York $24.6B AUM 56.25% 1-Year Est. Return

Crossingbridge Advisors Pleasantville, New York $553M AUM 1.32% 1-Year Est. Return

Virtu Financial New York $2.41B AUM 48.35% 1-Year Est. Return

HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

FTUS

Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return

ABC Arbitrage Paris, France $926M AUM 45.9% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Westchester Capital Management (New York)'s IBAC Position: Q4 2025 in Review

Westchester Capital Management (New York) sold out of IB Acquisition Corp (IBAC) in Q4 2025, closing a stake of 349,019 shares — an estimated $3.7M sold.

Westchester Capital Management (New York) first reported a position in IBAC in Q2 2024 and held it in 6 quarters. The position peaked at $3.7M in Q3 2025. 12 funds tracked by Wall St. Rank hold IBAC as of Q4 2025.

Westchester Capital Management (New York) reported no remaining IB Acquisition Corp position as of Q4 2025 after selling out during the quarter.
Westchester Capital Management (New York) sold 349,019 IB Acquisition Corp shares in Q4 2025, an estimated $3.7M.
Westchester Capital Management (New York) first reported a position in IB Acquisition Corp in Q2 2024 and held it in 6 quarters.
Westchester Capital Management (New York)'s IB Acquisition Corp position peaked at $3.7M in Q3 2025.
12 funds tracked by Wall St. Rank held IB Acquisition Corp as of Q4 2025.

Based on Westchester Capital Management (New York)'s 13F filing for Q4 2025, filed 13 Feb 2026.