Company: BLLN
Filing Date: 2025-09-17
Form Type: DRS/A
Source: 0001193125-25-206347
Chunk: 304

Company: BillionToOne, Inc.
Filing Date: 2025-09-17
Form: DRS/A
Chunk 304
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our securityholders (such persons, the lock-up parties) have entered, or will enter, into lock-up agreements with the underwriters or are subject to market stand-off arrangements prior to the commencement of this offering pursuant to which each lock-up party, with limited exceptions, for a period of 180 days after the date of
this prospectus (such period, the restricted period), may not and may not cause any of their direct or indirect affiliates to, without the prior written consent of J.P. Morgan Securities LLC, (i) offer, pledge, sell, contract to sell, sell any
option or contract to purchase, purchase any option or contract to sell, grant any option, right or warrant to purchase, lend, or otherwise transfer or dispose of, directly or indirectly, any shares of our common stock or any securities convertible
into or exercisable or exchangeable for our common stock (including without limitation, our common stock or such other securities which may be deemed to be beneficially owned by the lock-up party in accordance
with the rules and regulations of the SEC and securities which may be issued upon exercise of a stock option or warrant) (collectively with the common stock, the lock-up securities) or (ii) enter into any
hedging, swap or other agreement or transactions that transfers, in whole or in part, any of the economic consequences of ownership of the lock-up securities, whether any such transaction described in clause
(i) or (ii) above is to be settled by delivery of the lock-up securities, in cash or otherwise, (iii) make any demand for or exercise any right with respect to the registration of any lock-up securities, or (iv) publicly disclose the intention to do any of the foregoing.

Registration rights

Upon the completion of this offering, the holders of shares of our Class A common stock or their permitted transferees (including,
following the Class B Stock Exchange, shares of our Class A common stock issuable upon the conversion of shares of Class B common stock), will be entitled to certain rights with respect to the registration of the offer and sale of
their shares under the Securities Act. All such shares are covered by lock-up agreements or market stand-off arrangements. Following the expiration of the lock-up and market stand-off period, registration of these shares under the Securities Act would result in the shares becoming freely tradable without restriction under the
Securities Act immediately on the effectiveness of the registration. See the section titled “Description of capital stock—Registration rights” for additional information.