Haymaker Acquisition Corp. 4 - Common Shares (HYAC) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2023 to Q4 2025

Type / Class
Equity / Common Shares
Symbol
HYAC on NYSE
Shares outstanding
23,568,415
Price per share
$11.38
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
21,514,907
Total reported value
$244,688,944
% of total 13F portfolios
0%
Share change
+1,043
Value change
-$16,138
Number of holders
46
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Haymaker Acquisition Corp. 4 - Common Shares (HYAC) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Fort Baker Capital Management LP 9% $23,759,302 2,148,219 Fort Baker Capital Management LP 31 Mar 2025
BERKLEY W R CORP 8.4% +17% $22,352,676 +$3,234,139 1,964,207 +17% W. R. Berkley Corporation 31 Dec 2025
Westchester Capital Management, LLC 8.2% +65% $21,908,993 +$8,425,416 1,932,010 +62% Westchester Capital Management, LLC 30 Sep 2025
First Trust Capital Management L.P. 6.3% $16,752,673 1,477,308 First Trust Capital Management L.P. 30 Sep 2025
WOLVERINE ASSET MANAGEMENT LLC 6.2% $16,054,268 1,442,432 WOLVERINE ASSET MANAGEMENT LLC 30 Sep 2025
MIZUHO FINANCIAL GROUP INC 5.3% $14,215,054 1,249,126 Mizuho Financial Group, Inc. 31 Dec 2025

As of 31 Dec 2025, 46 institutional investors reported holding 21,514,907 shares of Haymaker Acquisition Corp. 4 - Common Shares (HYAC). This represents 91% of the company’s total 23,568,415 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Haymaker Acquisition Corp. 4 - Common Shares (HYAC) together control 85% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Fort Baker Capital Management LP 9.9% 2,337,220 0% 3% $26,597,564
BERKLEY W R CORP 8.3% 1,964,207 +17% 1.3% $22,352,676
Westchester Capital Management, LLC 8.2% 1,939,028 0% 1% $22,066,139
Wealthspring Capital LLC 7% 1,657,453 -1.2% 4.5% $18,861,815
WOLVERINE ASSET MANAGEMENT LLC 6.2% 1,459,677 +1.2% 0.24% $16,611,124
First Trust Capital Management L.P. 6.2% 1,455,666 -0.09% 1% $16,565,479
MIZUHO SECURITIES USA LLC 5.3% 1,249,126 +27% 0.23% $14,069,455
MMCAP International Inc. SPC 3.8% 900,000 0% 1% $10,242,000
Linden Advisors LP 3.8% 900,000 0% 0.06% $10,242,000
Glazer Capital, LLC 3.1% 724,700 -26% 0.22% $8,247,000
AQR Arbitrage LLC 2.9% 686,006 0% 0.16% $7,806,748
D. E. Shaw & Co., Inc. 2.6% 603,700 0% 0.01% $6,870,106
METEORA CAPITAL, LLC 2.5% 580,867 -42% 0.55% $6,610,266
WEXFORD CAPITAL LP 2.1% 500,000 1.5% $5,690,000
Polar Asset Management Partners Inc. 1.8% 435,000 0% 0.1% $4,950,300
Alberta Investment Management Corp 1.7% 400,000 0% 0.03% $4,552,000
Sandia Investment Management LP 1.5% 349,987 +75% 9.9% $3,982,852
MOORE CAPITAL MANAGEMENT, LP 1.3% 300,000 0% 0.07% $3,414,000
Quarry LP 1.3% 298,232 -32% 0.82% $3,393,880
ARISTEIA CAPITAL, L.L.C. 1.2% 292,506 0% 0.09% $3,328,718
Shaolin Capital Management LLC 1.1% 250,000 -23% 0.11% $2,845,000
K2 PRINCIPAL FUND, L.P. 0.96% 226,442 +13% 0.49% $2,576,910
Periscope Capital Inc. 0.88% 206,700 -25% 0.46% $2,352,246
DLD Asset Management, LP 0.87% 204,028 +3.5% 0.24% $2,321,839
DEUTSCHE BANK AG\ 0.81% 190,000 0% 0% $2,162,200

Institutional Holders of Haymaker Acquisition Corp. 4 - Common Shares (HYAC) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 21,514,907 $244,688,944 -$16,138 $11.38 46
2025 Q3 21,996,483 $249,211,813 +$2,976,408 $11.34 48
2025 Q2 21,560,948 $239,284,340 +$12,580,041 $11.10 59
2025 Q1 21,714,431 $238,398,151 +$6,360,740 $10.99 55
2024 Q4 21,617,812 $232,810,151 +$9,717,808 $10.77 56
2024 Q3 20,716,480 $220,852,834 +$14,961,126 $10.66 51
2024 Q2 20,082,502 $211,075,637 +$128 $10.51 60
2024 Q1 20,085,682 $209,294,794 +$4,701,146 $10.42 60
2023 Q4 19,282,078 $198,025,144 +$55,620,117 $10.27 59
2023 Q3 14,083,449 $143,229,489 +$143,229,489 $10.17 43