Haymaker Acquisition Corp. 4 (HYAC) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

29,542,003Shares Outstanding

9,382,136Shares held by institutions

$107,425,457Value of institutional holdings

72.13%Institutional ownership %

-2.98%Shares Changed QoQ

46No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

According to SEC filings for the period ending December 2025, Haymaker Acquisition Corp. 4 (NYSE:HYAC) is held by 46 institutional firms.

These investors collectively held 72.1% of the company's total shares outstanding in December 2025, down from 76.3% in September 2025.
Quarterly data indicates a -2.98% shift in institutional share volume, and the annual owner count reflects a decrease of 20.69%.
The latest 13F cycle for Haymaker Acquisition Corp. 4 reveals that of 46 total investors, 7 funds grew their exposure, whereas 15 reduced theirs and 24 made no changes.
The total number of shares held by institutions in Haymaker Acquisition Corp. 4 decreased to 21.31Mn as of December 2025, a net change of down by 653.79K shares quarter on quarter, and down 326.13K shares year over year.
Fort Baker Capital Management LP's holding of 2.34Mn shares as of December 31, 2025 makes it the primary institutional investor in Haymaker Acquisition Corp. 4, owning 7.91% of the stock.
Among the most significant buyers of Haymaker Acquisition Corp. 4 during December 2025 were WEXFORD CAPITAL LP (500.00K), BERKLEY W R CORP (284.19K), MIZUHO SECURITIES USA LLC (261.73K), Sandia Investment Management LP (149.99K), Harraden Circle Investments, LLC (30.25K).
Leading sellers of Haymaker Acquisition Corp. 4 stock in December 2025 included Polar Asset Management Partners Inc. (435.00K), METEORA CAPITAL, LLC (412.76K), GLAZER CAPITAL, LLC (250.09K), HEIGHTS CAPITAL MANAGEMENT, INC (181.67K), Quarry LP (137.32K).
The top 10 institutional holders of Haymaker Acquisition Corp. 4 for the quarter ending December 2025 included Fort Baker Capital Management LP (2.34Mn), BERKLEY W R CORP (1.96Mn), Westchester Capital Management, LLC (1.94Mn), Wealthspring Capital LLC (1.66Mn), WOLVERINE ASSET MANAGEMENT LLC (1.46Mn), First Trust Capital Management L.P. (1.46Mn), MIZUHO SECURITIES USA LLC (1.25Mn), LINDEN ADVISORS LP (900.00K), MMCAP International Inc. SPC (900.00K), GLAZER CAPITAL, LLC (724.70K).

46 Institutional Holders

9,382,136 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
Fort Baker Capital Management LP	31 Dec, 2025	2,337,220	0	0.00%	$26,597,564.00
BERKLEY W R CORP	31 Dec, 2025	1,964,207	284,195	16.92%	$22,352,676.00
Westchester Capital Management, LLC	31 Dec, 2025	1,939,028	0	0.00%	$22,066,139.00
Wealthspring Capital LLC	31 Dec, 2025	1,657,453	-20,942	-1.25%	$18,861,815.00
WOLVERINE ASSET MANAGEMENT LLC	31 Dec, 2025	1,459,677	17,245	1.20%	$16,611,124.00
First Trust Capital Management L.P.	31 Dec, 2025	1,455,666	-1,300	-0.09%	$16,565,479.00
MIZUHO SECURITIES USA LLC	31 Dec, 2025	1,249,126	261,725	26.51%	$14,069,455.00
LINDEN ADVISORS LP	31 Dec, 2025	900,000	0	0.00%	$10,242,000.00
MMCAP International Inc. SPC	31 Dec, 2025	900,000	0	0.00%	$10,242,000.00
GLAZER CAPITAL, LLC	31 Dec, 2025	724,700	-250,087	-25.66%	$8,247.00
AQR Arbitrage LLC	31 Dec, 2025	686,006	0	0.00%	$7,806,748.00
D. E. Shaw & Co., Inc.	31 Dec, 2025	603,700	0	0.00%	$6,870,106.00
METEORA CAPITAL, LLC	31 Dec, 2025	580,867	-412,764	-41.54%	$6,610,266.00
WEXFORD CAPITAL LP	31 Dec, 2025	500,000	500,000	0.00%	$5,690,000.00
Polar Asset Management Partners Inc.	31 Dec, 2025	435,000	-435,000	-50.00%	$4,950,300.00
Alberta Investment Management Corp	31 Dec, 2025	400,000	0	0.00%	$4,552,000.00
Sandia Investment Management LP	31 Dec, 2025	349,987	149,987	74.99%	$3,982,852.00
MOORE CAPITAL MANAGEMENT, LP	31 Dec, 2025	300,000	0	0.00%	$3,414,000.00
Quarry LP	31 Dec, 2025	298,232	-137,324	-31.53%	$3,393,880.00
ARISTEIA CAPITAL, L.L.C.	31 Dec, 2025	292,506	0	0.00%	$3,328,718.00

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