| 1 | Altos Ventures IV Liquidity Fund L.P.
Altos Hybrid 2 GP LLC
Altos Hybrid 2 P-FIO LLC
Altos Hybrid 2 V LLC
Altos Hybrid 3 B LLC
Altos Hybrid 3 GP LLC
Altos Hybrid 3 M LLC
Altos Hybrid 3 W LLC
Altos Hybrid 4 GP LLC
Altos Hybrid 4 GS LLC
10% Owner | 2021-03-15 20:43:01 | 0
105,675,853 | 105,675,853 | Form 4 |
| 2 | Altos Ventures IV Liquidity Fund L.P.
Altos Hybrid 4 L.P.
Altos Hybrid CC LLC
Altos Hybrid HG LLC
Altos Hybrid UP LLC
Altos Management Partners IV LLC
Altos Roblox 2020 Management Partners LLC
Altos Roblox Management Partners LLC
Altos Roblox SPV 1 LLC
Altos Roblox SPV 2 LLC
10% Owner | 2021-03-15 20:43:45 | 0
105,675,853 | 105,675,853 | Form 4 |
| 3 | Index Ventures Growth III (Jersey) L.P.
Yucca (Jersey) SLP
Index Venture Growth Associates III Ltd
10% Owner | 2022-02-14 09:14:09 | 48,482,264
738,338 | 49,220,602 | Form 4 |
| 4 | Altos Ventures IV L.P.
Altos Hybrid 2 GP LLC
Altos Hybrid 4 GP LLC
Altos Management Partners IV LR GP LLC
Altos Management Partners IV LLC
Altos Roblox 2020 Management Partners LLC
Altos Roblox Management Partners LLC
Nam Hodong
Kim Han
10% Owner | 2025-02-14 17:36:14 | 22,416,191
0 | 22,416,191 | Form 13G |
| 5 | Altos Ventures IV L.P.
Kim Han
Nam Hodong
Altos Hybrid 2 L.P.
Altos Hybrid 4 L.P.
10% Owner | 2025-02-14 17:36:14 | 22,416,191
0 | 22,416,191 | Form 13G |
| 6 | Altos Ventures IV L.P.
Altos Ventures IV Liquidity Fund L.P.
Altos Ventures IV Reserve Fund L.P.
Altos Roblox SPV 1 LLC
Altos Roblox SPV 2 LLC
Altos Ventures Management Inc.
Altos Roblox SPV 2020 LLC
10% Owner | 2025-02-14 17:36:14 | 22,416,191
0 | 22,416,191 | Form 13G |
| 7 | Nam Hodong
10% Owner | 2024-05-01 20:21:46 | 0
4,996,152 | 4,996,152 | Form 4 |
| 8 | Meritech Capital Partners V L.P.
Bischof George
MADERA PAUL S
Meritech Capital Affiliates V L.P.
Meritech Capital Associates V L.L.C.
Meritech Capital Partners V Sidecar L.P.
Sherman Craig
Ward Rob
10% Owner | 2021-03-12 16:53:15 | 0
4,919,616 | 4,919,616 | Form 4 |
| 9 | Baszucki Gregory
Director | 2026-03-03 16:31:31 | 10,346
3,049,667 | 3,060,013 | Form 4 |
| 10 | Baszucki David
President & CEO
10% Owner | 2026-03-03 16:30:40 | 1,516,664
806,254 | 2,322,918 | Form 4 |
| 11 | Guthrie Michael
Chief Financial Officer | 2025-06-09 17:12:02 | 1,414,656
61,422 | 1,476,078 | Form 4 |
| 12 | Donato Craig
Chief Business Officer | 2023-05-25 20:01:16 | 1,227,229
80,000 | 1,307,229 | Form 4 |
| 13 | Carvalho Christopher
Director | 2025-06-18 16:27:36 | 986,913
160,968 | 1,147,881 | Form 4 |
| 14 | Lee Anthony P
Director | 2026-01-14 18:19:44 | 0
1,127,119 | 1,127,119 | Form 4 |
| 15 | Reinstra Mark
Chief Legal Off. & Corp. Sec. | 2026-03-03 16:30:09 | 578,362
220,654 | 799,016 | Form 4 |
| 16 | Sturman Daniel
Chief Technology Officer | 2024-05-22 18:15:08 | 539,862
223,965 | 763,827 | Form 4 |
| 17 | CHOPRA NAVEEN K.
Chief Financial Officer | 2026-03-03 16:29:26 | 532,941
0 | 532,941 | Form 4 |
| 18 | Kaufman Matthew D
Chief Safety Officer | 2026-03-03 16:29:46 | 469,839
0 | 469,839 | Form 4 |
| 19 | Bronstein Manuel
Chief Product Officer | 2025-08-22 16:16:03 | 443,222
0 | 443,222 | Form 4 |
| 20 | Messing Barbara
CMKtg & Communications Officer | 2023-11-24 15:18:30 | 234,241
0 | 234,241 | Form 4 |
| 21 | Chakravarthy Arvind
Chief People & Systems Officer | 2026-02-24 16:29:16 | 177,589
41,568 | 219,157 | Form 4 |
| 22 | Rawlings Amy Marie
Chief Accounting Officer | 2026-02-24 16:27:08 | 32,705
14,197 | 46,902 | Form 4 |
| 23 | Wong Andrea L
Director | 2026-02-26 16:14:14 | 1,125
44,702 | 45,827 | Form 4 |
| 24 | Gupta Deepika
Principal Accounting Officer | 2022-05-25 21:16:59 | 21,443
0 | 21,443 | Form 4 |
| 25 | KILAR JASON
Director | 2026-02-24 16:25:46 | 20,664
0 | 20,664 | Form 4 |
| 26 | Mastantuono Gina
Director | 2026-02-24 16:25:10 | 19,998
0 | 19,998 | Form 4 |
| 27 | Tolley Brett
Principal Accounting Officer | 2022-02-24 19:29:16 | 7,654
0 | 7,654 | Form 4 |