| 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 | 11 Mar 2026 | 0001017645 |
| GENERAL ATLANTIC GENPAR, L.P. | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 11 Mar 2026 | 0001467926 |
| General Atlantic Partners 100, L.P. | Director, 10%+ Owner | C/O GENERAL ATLANTIC SERVICE CO., L.P., 55 EAST 52ND STREET, 33RD FLOOR, NEW YORK | /s/ Michael Gosk | 11 Mar 2026 | 0001704892 |
| 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 | 11 Mar 2026 | 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 | 11 Mar 2026 | 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 | 11 Mar 2026 | 0001793941 |
| General Atlantic Partners (Bermuda) EU, L.P. | Director, 10%+ Owner | C/O CONYERS CLIENT SERVICES LIMITED,, CLARENDON HOUSE, 2 CHURCH STREET, HAMILTON, BERMUDA | /s/ Michael Gosk | 11 Mar 2026 | 0001701754 |
| General Atlantic Partners (Lux), SCSp | Director, 10%+ Owner | 412F, ROUTE D'ESCH, LUXEMBOURG, LUXEMBOURG | /s/ Ingrid van der Hoorn | 11 Mar 2026 | 0001795410 |
| General Atlantic (Lux) S.a r.l. | Director, 10%+ Owner | 412F, ROUTE D'ESCH, LUXEMBOURG, LUXEMBOURG | /s/ Ingrid van der Hoorn | 11 Mar 2026 | 0001858361 |
| General Atlantic GenPar (Lux) SCSp | Director, 10%+ Owner | 412F, ROUTE D'ESCH, LUXEMBOURG, LUXEMBOURG | /s/ Ingrid van der Hoorn | 11 Mar 2026 | 0001857517 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALKT | Common Stock, par value $0.001 per share ("Common Stock") | Purchase | $14,613,315 | +842,266 | +7% | $17.35 | 12,875,702 | 09 Mar 2026 | See footnote | F1, F4, F5, F6, F7, F8 |
| transaction | ALKT | Common Stock | Purchase | $19,381,832 | +1,103,749 | +8.6% | $17.56 | 13,979,451 | 10 Mar 2026 | See footnote | F2, F4, F5, F6, F7, F8 |
| transaction | ALKT | Common Stock | Purchase | $16,569,000 | +900,000 | +6.4% | $18.41 | 14,879,451 | 11 Mar 2026 | See footnote | F3, F4, F5, F6, F7, F8 |
| Id | Content |
|---|---|
| F1 | The shares of Common Stock were acquired by GA AL Holding II, L.P., a Bermuda limited partnership ("GA AL Holding II"), pursuant to an open market purchase of 842,266 shares on March 9, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.17 to $17.47, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) through (3) to this Form 4. |
| F2 | The shares of Common Stock were acquired by GA AL Holding II, pursuant to an open market purchase of 1,103,749 shares on March 10, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.50 to $17.80, inclusive. |
| F3 | The shares of Common Stock were acquired by GA AL Holding II, pursuant to an open market purchase of 900,000 shares on March 11, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.28 to $18.58, inclusive. |
| F4 | Consists of (a) 2,573,839 shares held by General Atlantic (AL), L.P ("GA AL"), (b) 2,346,162 shares held by GA AL Holding, L.P. ("GA AL Holding"), (c) 7,071,479 shares held by General Atlantic (AL) SPV, L.P. ("GA AL SPV"), (d) 2,846,015 shares held by GA AL II Holding and (e) 34,731 shares and 7,225 restricted stock units held by Raphael Osnoss, who is an employee of General Atlantic Service Company, L.P. ("GASC"), solely for the benefit of GASC. The following investment funds share beneficial ownership of the common shares held of record by GA AL, GA AL SPV, GA AL Holding and GA AL Holding II: General Atlantic Partners (Bermuda) EU, L.P. ("GAP Bermuda EU"), General Atlantic Partners (Lux) SCSp ("GAP Lux"), GAP Coinvestments III, LLC ("GAPCO III"), GAP Coinvestments IV, LLC ("GAPCO IV"), GAP Coinvestments V, LLC ("GAPCO V") and GAP Coinvestments CDA, L.P. ("GAPCO CDA"). (Cont'd in FN5) |
| F5 | (Cont'd from FN4) The following investment funds also share beneficial ownership of the common shares held of record by GA AL and GA AL SPV: General Atlantic Partners 100, L.P. ("GAP 100"). |
| F6 | The following investment funds also share beneficial ownership of the common shares held of record by GA AL Holding and GA AL II Holding: General Atlantic Partners (Bermuda) IV, L.P. ("GAP Bermuda IV"). The following investment funds also share beneficial ownership of the common shares held of record by GA AL SPV: GA AL. The following investment funds also share beneficial ownership of the common shares held of record by GA AL Holding II: GAP Coinvestments PE Holdco, L.P. ("GAP PE Holdco") and GAP Coinvestments PE, L.P. ("GAP PE"). GAP 100, GAP Bermuda EU, GAP Lux are collectively referred to as the "GA Funds." GAPCO III, GAPCO IV, GAPCO V and GAPCO CDA are collectively referred to as the "Sponsor Coinvestment Funds." The general partner of GA AL and GA AL SPV is General Atlantic (SPV) GP, LLC ("GA SPV GP"). ("GA Lux"). (Cont'd in FN7) |
| F7 | (Cont'd from FN6) The general partner of GAP Lux is General Atlantic GenPar (Lux) SCSp ("GA GenPar Lux"), and the general partner of GA GenPar Lux is General Atlantic (Lux) S.a r.l. The general partner of GA AL Holding and GA AL Holding II is General Atlantic (SPV) (Bermuda) GP, LLC ("GA SPV Bermuda"). The general partner of GAP Bermuda EU, the general partner of GAP Bermuda IV, the sole member of GA SPV Bermuda and the sole shareholder of GA Lux is General Atlantic GenPar (Bermuda), L.P. ("GenPar Bermuda"). |
| F8 | General Atlantic, L.P. ("GA LP"), which is controlled by the Partnership Committee of GASC MGP, LLC (the "GA Partnership Committee"), is the managing member of GAPCO III, GAPCO IV, and GAPCO V, the general partner of GAPCO CDA, and is the sole member of GA SPV GP and GAP Holdings GP ("GAP Holdings GP, LLC"). GAP (Bermuda) LP. ("GAP Bermuda"), which is also controlled by the Partnership Committee, is the general partner of GenPar Bermuda. The general partner of GAP 100 is GA GenPar, and the general partner of GA GenPar is GA LP. GAP Holdings GP is the general partner of GAP Coinvestments PE Holdco GP, L.P., which is the general partner of GAP PE Holdco. GAP Holdings GP is the sole member of GAP Coinvestments PE GP, LLC, which is the general partner of GAP PE. There are six members of the GA Partnership Committee. Each of the members of the GA Partnership Committee disclaims ownership of the shares except to the extent that he has a pecuniary interest therein. |
GA LP, GA SPV, GA SPV GP, GA AL, GA GenPar, GA GenPar Lux, GA Lux, GenPar Bermuda, GAP (Bermuda), the GA Funds, GA AL Holding, GA Holding II, GAP PE Holdco, GAP PE, GAP PE GP, GAP PE Holdco GP, GAP Holdings GP, and the Sponsor Coinvestment Funds 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