Nomads Partnership, alongside related reporting persons Hummingbird Ventures Management NV, Firat Ileri, Barend Van den Brande, and Lukas Decoster, filed a Form 3 initial statement of beneficial ownership with the SEC on October 30, 2026, disclosing holdings in BillionToOne, Inc. as of September 30, 2026.

Key Highlights

  • Security disclosed: 27,544 shares of Class A Common Stock of BillionToOne, Inc. (NASDAQ:BLLN), held directly by Nomads Partnership.
  • Triggering event: Shares were received on September 30, 2026 as a pro rata distribution in kind, for no consideration, from Fifty Years Deep, LP, of which Nomads Partnership is a non-managing limited partner.
  • Rule cited: The distribution was made in accordance with the exemption afforded by Rule 16a-9 of the Securities Exchange Act of 1934, as amended, according to the filing.
  • Relationship to issuer: All five reporting persons are identified as 10% owners in the filing.
  • Control structure: Hummingbird Ventures Management NV is the managing member of Nomads Partnership; Firat Ileri, Barend Van den Brande, and Lukas Decoster are partners of Hummingbird Ventures Management NV.
  • Beneficial ownership disclaimer: The filing states that the reporting persons "disclaim beneficial ownership of these shares except to the extent of their pecuniary interests therein."

Nomads Partnership's Initial Beneficial Ownership in BillionToOne Explained

According to the Form 3 filing, Nomads Partnership reported direct beneficial ownership of 27,544 shares of Class A Common Stock in BillionToOne, Inc. (NASDAQ:BLLN). The shares were not purchased; instead, the filing states they were received as "a pro rata distribution in kind, for no consideration, on September 30, 2026 from Fifty Years Deep, LP," of which Nomads Partnership is described as a non-managing limited partner. No derivative securities were reported in Table II of the filing.

The filing identifies a layered ownership structure among the five reporting persons. Hummingbird Ventures Management NV serves as the managing member of Nomads Partnership and, as a result, may be deemed to beneficially own the shares held by Nomads Partnership. Firat Ileri, Barend Van den Brande, and Lukas Decoster are identified as partners of Hummingbird Ventures Management NV and may be deemed to have shared voting and investment power over those shares. All five reporting persons share the same address at Square Victoria Regina 1, Sint-Joost-Ten-Node, Belgium.

The filing was signed on October 30, 2026, by representatives of both Hummingbird Ventures Management NV and Nomads Partnership, as well as by Firat Ileri, Barend Van den Brande, and Lukas Decoster individually. No amendment date was noted, indicating this is an original initial filing.

What Was Disclosed

Five related reporting persons filed a joint Form 3 disclosing initial beneficial ownership of 27,544 shares of BillionToOne, Inc. Class A Common Stock, received via an in-kind distribution from Fifty Years Deep, LP on September 30, 2026, for no consideration.