Bremner Thomas S bought BLLN

November 7, 2025 · Form 4 insider transaction

Bremner Thomas S bought 5,446 shares of BillionToOne, Inc. at $60.00 per share, a transaction worth $326.8K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 3 days after the transaction.

Direction
Acquired (buy-side)
Shares
5,446
Price
$60.00
Total value
$326.8K
RoleDirector
SecurityClass A Common Stock
Transaction codeP: Open-market purchase
Transaction dateNovember 7, 2025
Filing dateNovember 10, 2025
Shares owned after275,364
OwnershipIndirect
10b5-1 planNo
AmendedNo

Footnotes

The reported security is directly held by Adams Street 2022 Direct Growth Equity Fund LP.; Adams Street Partners, LLC is the managing member of the general partner of each of Adams Street 2019 Direct Growth Equity Fund LP, Adams Street 2020 Direct Growth Equity Fund LP, Adams Street 2021 Direct Growth Equity Fund LP, Adams Street 2022 Direct Growth Equity Fund LP, Adams Street Growth Equity Fund VII LP, and Adams Street Private Equity Navigator Fund LLC (f/k/a Adams Street Global Private Markets Fund LP) (collectively, the U.S. Funds) and, as a result, may be deemed to beneficially own the shares held by the U.S. Funds. Furthermore, Adams Street Partners, LLC, is the Sous-Delegataire Financier of the Delegataire Financier of the management company of FCPR GF - Lumyna Private Equity World Fund (Lumyna and together with the U.S. Funds, the Funds) and, as a result, may be deemed to beneficially own the shares held by Lumyna.; (Continued from footnote 11) Thomas S. Bremner, Jeffrey T. Diehl, Brian Dudley, Elisha P. Gould, Robin Murray and Fred Wang, each of whom is a partner of Adams Street Partners, LLC (or a subsidiary thereof), may be deemed to have shared voting, investment and dispositive power over the shares held by the Funds. The Reporting Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.

View the original Form 4 on SEC EDGAR