Company: BLLN
Filing Date: 2025-09-17
Form Type: DRS/A
Source: 0001193125-25-206347
Chunk: 291

Company: BillionToOne, Inc.
Filing Date: 2025-09-17
Form: DRS/A
Chunk 291
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 Luxembourg.                                                           |

| (12) |     | Consists of (i)     shares of Class A common stock held directly by Mr. Gelenbe; (ii)    shares of Class A common stock held by GOPAE Turquoise Strategies                                                                                        
 Pte. Ltd.; (iii)    shares of Class A common stock held by Libertus Capital I; (iv)    shares of Class A common stock held by Libertus Capital I (HV); and                                                                                        
 (v)    shares of Class A common stock held by Libertus Capital II. Mr. Gelenbe and Gulnar Hasnain are the controlling shareholders of GOPAE Turquoise Strategies Pte. Ltd., and as a result, they may be deemed to                                
 beneficially own shares held by GOPAE Turquoise Strategies Pte. Ltd. Mr. Gelenbe and Ms. Hasnain are also the controlling shareholders of PG Consulting Services LTD, which is the sole shareholder of Libertus Capital S.A.R.L., the general     
 partner of the Libertus Funds and, as a result they may be deemed to beneficially own shares held by the Libertus Funds. The address for each of the entities and individuals listed in this footnote is 31 rue de Hollerich, L-1741, Luxembourg. |

| (13) |     | Consists of (i)    shares of Class A common stock held by Neotribe Ignite Fund I, L.P.; (ii)    shares of Class A common stock held by Neotribe SPV I BTO, LLC;                                                                                    
 and (iii)    shares of Class A common stock held by NeoTribe Ventures I, L.P., for itself and as nominee for NeoTribe Associates I, L.P. Krishna Swaroop Kolluri is the general partner for each of Neotribe Ignite Fund I,                        
 L.P. and NeoTribe Ventures I, L.P. and NeoTribe Associates I, L.P., and the managing member of Neotribe SPV I BTO, LLC and may be deemed to have beneficial ownership of the shares held by each of them. The address for each of the entities and 
 individuals listed in this footnote is 130