Company: HYAC-WT
Filing Date: 2025-07-01
Form Type: DEF 14A
Source: 0001104659-25-064707
Chunk: 81

Company: Haymaker Acquisition Corp. 4
Filing Date: 2025-07-01
Form: DEF 14A
Chunk 81
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                                                 | ​ | 7.6%  | ​ | ​ |
| First Trust Parties(5)                                                 | ​                                | ​ | ​                       | ​ | 2,049,276 | ​ | ​                             | ​ | ​ | ​ | 8.6% | ​ | ​                                | ​ | ​                       | ​ |         — | ​ | ​                             | ​ | ​ | ​ | —      | ​ | ​ | ​ | ​                                                 | ​ | 6.9%  | ​ | ​ |
| HGC Investment Management Inc.(6)                                      | ​                                | ​ | ​                       | ​ | 1,995,000 | ​ | ​                             | ​ | ​ | ​ | 8.4% | ​ | ​                                | ​ | ​                       | ​ |         — | ​ | ​                             | ​ | ​ | ​ | —      | ​ | ​ | ​ | ​                                                 | ​ | 6.8%  | ​ | ​ |
| Fort Baker Parties(7)                                                  | ​                                | ​ | ​                       | ​ | 1,310,641 | ​ | ​                             | ​ | ​ | ​ | 5.5% | ​ | ​                                | ​ | ​                       | ​ |         — | ​ | ​                             | ​ | ​ | ​ | —      | ​ | ​ | ​ | ​                                                 | ​ | 4.4%  | ​ | ​ |

(1) Unless otherwise noted, the principal business address of each of the following entities or individuals is 501 Madison Avenue, Floor 5, New York, NY 10022. (2) Interests shown consist solely of (i) founder shares, classified as Class B ordinary shares, which will (unless otherwise provided in our initial business combination agreement) automatically convert into Class A ordinary shares concurrently with or immediately following the consummation of our initial

47

business combination, and may be converted at any time prior to our initial business combination, at the option of the holder, on a one-for-one basis, subject to adjustment, and (ii) 767,600 private placement shares included in the private placement units. (3) Haymaker Sponsor IV LLC, our Sponsor, is the record holder of the Class B ordinary shares reported herein. Steven J. Heyer and Andrew R. Heyer are the managing members of our Sponsor and have voting and investment discretion with respect to the securities held of record by our Sponsor and may be deemed to have