| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| GENERAL ATLANTIC, L.P. | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001017645 |
| GENERAL ATLANTIC GENPAR, L.P. | Director, 10%+ Owner | 55 EAST 52ND STREET, 32ND FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001467926 |
| General Atlantic Partners 95, L.P. | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001606259 |
| GAP COINVESTMENTS III, LLC | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001282203 |
| GAP COINVESTMENTS IV, LLC | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001282372 |
| GAP Coinvestments V, LLC | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001793941 |
| GAPCO GMBH & CO KG | Director, 10%+ Owner | C/O GENERAL ATLANTIC GMBH, LUITPOLDBLOCK AMIRAPLATZ 3, MUNCHEN, GERMANY | /s/ Michael Gosk | 19 Sep 2025 | 0001187388 |
| GAPCO MANAGEMENT GMBH | Director, 10%+ Owner | C/O GENERAL ATLANTIC GMBH, LUITPOLDBLOCK AMIRAPLATZ 3, MUNCHEN, GERMANY | /s/ Michael Gosk | 19 Sep 2025 | 0001187390 |
| GAP Coinvestments CDA, L.P. | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001356474 |
| General Atlantic (SPV) GP, LLC | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 19 Sep 2025 | 0001793940 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALHC | Common Stock, par value $0.001 per share | Sale | $99,999,997 | -6,246,096 | -20% | $16.01 | 24,596,079 | 17 Sep 2025 | See footnote | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | On September 17, 2025, General Atlantic (ALN HLTH), L.P., a Delaware limited partnership ("GA ALN"), completed its sale of 6,246,096 shares of Common Stock at a price per share of $16.01 in a private placement to a third party. |
| F2 | Reflects (i) 24,287,227 shares of Common Stock held directly by GA ALN following the closing of the Transaction and (ii) 135,716 shares of Common Stock and 18,710 restricted stock units held by Nicholas Robbert Vorhoff and 135,716 shares of Common Stock and 18,710 restricted stock units held by David C. Hodgson, in each case for the benefit of General Atlantic Service Company, L.P. ("GASC"). The limited partners of GA ALN are the following investment funds (the "GA Funds"): General Atlantic Partners 95, L.P., a Delaware limited partnership ("GAP 95"), GAP Coinvestments CDA, L.P., a Delaware limited partnership ("GAPCO CDA"), GAP Coinvestments III, LLC, a Delaware limited liability company ("GAPCO III"), GAP Coinvestments IV, LLC, a Delaware limited liability company ("GAPCO IV"), GAP Coinvestments V, LLC, a Delaware limited liability company ("GAPCO V") and GAPCO GmbH & Co. KG, a German partnership ("GAPCO KG"). (Cont'd in FN3) |
| F3 | (Cont'd from FN2) General Atlantic GenPar, L.P., a Delaware limited partnership ("GA GenPar"), is the general partner of GAP 95. General Atlantic (SPV) GP, LLC, a Delaware limited liability company ("GA SPV"), is the general partner of GA ALN. General Atlantic, L.P., a Delaware limited partnership ("GA LP") is the general partner of GA GenPar and GAPCO CDA, the managing member of GAPCO III, GAPCO IV and GAPCO V, and the sole member of GA SPV. GA LP is controlled by the Partnership Committee of GASC MGP, LLC (the "Partnership Committee"). GAPCO Management GmbH, a German company ("GAPCO Management"), is the general partner of GAPCO KG. The Partnership Committee also controls GASC as well as the investment and voting decisions of GAPCO Management. There are six members of the Partnership Committee. Each of the members of the Partnership Committee disclaims ownership of the shares except to the extent he has a pecuniary interest therein. |
GA ALN, the GA Funds, GAPCO Management, GA GenPar, GA SPV and GA LP may be deemed to be members of a "group" for the purposes of the Securities Exchange Act of 1934. Each reporting person disclaims beneficial ownership of any securities deemed to be owned by the group that are not directly owned by the reporting person. This report shall not be deemed an admission that the reporting persons are a member of a group or the beneficial owner of any securities not directly owned by the reporting person. Each of the reporting persons is a director-by-deputization solely for purposes of Section 16 of the Exchange Act. Form 1 of 2