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4//SEC Filing

Hummingbird Dragons CommV 4

Accession 0001104659-26-005172

CIK 0002070849other
View on SEC.govCompany Profile

Filed

Jan 19, 7:00 PM ET

Accepted

Jan 20, 7:27 PM ET

Size

68.0 KB

Accession

0001104659-26-005172

Insider Transaction Report

Form 4
Period: 2025-11-07
BillionToOne, Inc.BLLN
Humming Bird Ventures Management NV
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Hummingbird Opportunity Fund II CommV
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Hummingbird Ventures III CommV
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Hummingbird Collective CommV
10% Owner
Transactions
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Hummingbird Dragons CommV
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
HB&Q NV (HB&Q COMPARTMENT III)
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Van den Brande Barend
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Decoster Lukas
10% Owner
Transactions
  • Conversion

    Common Stock

    [F1][F2][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F6][F8]
    2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes)
  • Conversion

    Common Stock

    [F1][F2][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F5][F8]
    2025-11-07−2,015,118→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F6][F8]
    2025-11-07−2,631,664→ 0 total(indirect: See Footnotes)
  • Other

    Common Stock

    [F9][F7][F8]
    2025-11-07−2,580,833→ 0 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F3][F8]
    2025-11-07+640,727→ 640,727 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F4][F8]
    2025-11-07+18,845→ 18,845 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F5][F8]
    2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F6][F8]
    2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes)
  • Other

    Class A Common Stock

    [F9][F7][F8]
    2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F3][F8]
    2025-11-07−640,727→ 0 total(indirect: See Footnotes)
    → Common Stock (640,727 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F4][F8]
    2025-11-07−18,845→ 0 total(indirect: See Footnotes)
    → Common Stock (18,845 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)
    → Common Stock (1,569,015 underlying)
  • Conversion

    Series D Convertible Preferred Stock

    [F2][F5][F8]
    2025-11-07−446,103→ 0 total(indirect: See Footnotes)
    → Common Stock (446,103 underlying)
  • Conversion

    Series A-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−20,000→ 0 total(indirect: See Footnotes)
    → Common Stock (20,000 underlying)
  • Conversion

    Series A-2 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−33,000→ 0 total(indirect: See Footnotes)
    → Common Stock (33,000 underlying)
  • Conversion

    Series B-1 Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)
    → Common Stock (2,261,377 underlying)
  • Conversion

    Series C Convertible Preferred Stock

    [F2][F6][F8]
    2025-11-07−137,288→ 0 total(indirect: See Footnotes)
    → Common Stock (137,288 underlying)
  • Conversion

    Series A-6 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)
    → Common Stock (2,260,520 underlying)
  • Conversion

    Series B-2 Convertible Preferred Stock

    [F2][F7][F8]
    2025-11-07−320,363→ 0 total(indirect: See Footnotes)
    → Common Stock (320,363 underlying)
Footnotes (9)
  • [F1]The total represents shares received upon conversion of shares of Series A-1 Convertible Preferred Stock, Series A-2 Convertible Preferred Stock, Series A-6 Convertible Preferred Stock, Series B-1 Convertible Preferred Stock, Series B-2 Convertible Preferred Stock, Series C Convertible Preferred Stock and/or Series D Convertible Preferred Stock.
  • [F2]The reported security converted into the Issuer's Common Stock on a one-for-one basis automatically immediately prior to the closing of the Issuer's initial public offering of Class A common stock (the "Offering") without payment of further consideration. The shares have no expiration date.
  • [F3]The reported security is directly held by HB&Q NV (HB&Q COMPARTMENT III).
  • [F4]The reported security is directly held by Hummingbird Collective CommV.
  • [F5]The reported security is directly held by Hummingbird Dragons CommV.
  • [F6]The reported security is directly held by Hummingbird Opportunity Fund II CommV.
  • [F7]The reported security is directly held by Hummingbird Ventures III CommV.
  • [F8]Humming Bird Ventures Management NV is the managing member of Hummingbird Opportunity Fund II CommV, Hummingbird Ventures III CommV, Hummingbird Dragons CommV, Hummingbird Collective CommV, and HB&Q NV (HB&Q COMPARTMENT III) (the Hummingbird Funds) and, as a result, may be deemed to beneficially own shares held by the Hummingbird Funds. Mr. Ileri, Barend Van den Brande, and Lukas Decoster are partners of Hummingbird Ventures Management NV and may be deemed to have shared voting and investment power over the shares held by the Hummingbird Funds. The Reporting Persons disclaim beneficial ownership of these shares except to the extent of their pecuniary interests therein.
  • [F9]Pursuant to a reclassification exempt under Rule 16b-7, each share of Common Stock was automatically reclassified into one share of Class A common stock immediately prior to the completion of the Offering.

Documents

1 file

Issuer

BillionToOne, Inc.

CIK 0002070849

→
Entity typeother
IncorporatedBelgium

Related Parties

1
  • filerCIK 0002099040

Filing Metadata

Form type
4
Filed
Jan 19, 7:00 PM ET
Accepted
Jan 20, 7:27 PM ET
Size
68.0 KB
View on SEC.gov