4//SEC Filing
Ileri Firat 4
Accession 0001193125-25-274946
CIK 0002070849other
Filed
Nov 9, 7:00 PM ET
Accepted
Nov 10, 9:38 PM ET
Size
60.1 KB
Accession
0001193125-25-274946
Insider Transaction Report
Form 4
Ileri Firat
Director10% Owner
Transactions
- Other
Class A Common Stock
2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes) - Other
Class A Common Stock
2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes) - Conversion
Series B-2 Convertible Preferred Stock
2025-11-07−640,727→ 0 total(indirect: See Footnotes)→ Common Stock (640,727 underlying) - Conversion
Series C Convertible Preferred Stock
2025-11-07−1,569,015→ 0 total(indirect: See Footnotes)→ Common Stock (1,569,015 underlying) - Conversion
Series A-6 Convertible Preferred Stock
2025-11-07−2,260,520→ 0 total(indirect: See Footnotes)→ Common Stock (2,260,520 underlying) - Conversion
Common Stock
2025-11-07+28,981→ 37,314 total - Conversion
Common Stock
2025-11-07+2,451,665→ 2,631,664 total(indirect: See Footnotes) - Other
Class A Common Stock
2025-11-07+640,727→ 640,727 total(indirect: See Footnotes) - Conversion
Series D Convertible Preferred Stock
2025-11-07−446,103→ 0 total(indirect: See Footnotes)→ Common Stock (446,103 underlying) - Conversion
Series A-1 Convertible Preferred Stock
2025-11-07−20,000→ 0 total(indirect: See Footnotes)→ Common Stock (20,000 underlying) - Conversion
Series C Convertible Preferred Stock
2025-11-07−137,288→ 0 total(indirect: See Footnotes)→ Common Stock (137,288 underlying) - Other
Class A Common Stock
2025-11-07+2,631,664→ 2,631,664 total(indirect: See Footnotes) - Conversion
Common Stock
2025-11-07+640,727→ 640,727 total(indirect: See Footnotes) - Conversion
Common Stock
2025-11-07+18,845→ 18,845 total(indirect: See Footnotes) - Other
Common Stock
2025-11-07−640,727→ 0 total(indirect: See Footnotes) - Other
Class A Common Stock
2025-11-07+18,845→ 18,845 total(indirect: See Footnotes) - Other
Common Stock
2025-11-07−18,845→ 0 total(indirect: See Footnotes) - Other
Common Stock
2025-11-07−2,015,118→ 0 total(indirect: See Footnotes) - Other
Common Stock
2025-11-07−2,580,833→ 0 total(indirect: See Footnotes) - Other
Class A Common Stock
2025-11-07+37,314→ 37,314 total - Conversion
Series A-6 Convertible Preferred Stock
2025-11-07−28,981→ 0 total→ Common Stock (28,981 underlying) - Conversion
Series B-2 Convertible Preferred Stock
2025-11-07−320,363→ 0 total(indirect: See Footnotes)→ Common Stock (320,363 underlying) - Other
Common Stock
2025-11-07−2,631,664→ 0 total(indirect: See Footnotes) - Conversion
Series B-1 Convertible Preferred Stock
2025-11-07−18,845→ 0 total(indirect: See Footnotes)→ Common Stock (18,845 underlying) - Conversion
Series A-2 Convertible Preferred Stock
2025-11-07−33,000→ 0 total(indirect: See Footnotes)→ Common Stock (33,000 underlying) - Conversion
Series B-1 Convertible Preferred Stock
2025-11-07−2,261,377→ 0 total(indirect: See Footnotes)→ Common Stock (2,261,377 underlying) - Award
Common Stock
2025-11-06+8,333→ 8,333 total - Conversion
Common Stock
2025-11-07+2,015,118→ 2,015,118 total(indirect: See Footnotes) - Conversion
Common Stock
2025-11-07+2,580,833→ 2,580,833 total(indirect: See Footnotes) - Other
Common Stock
2025-11-07−37,314→ 0 total
Footnotes (10)
- [F1]Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock. The RSUs shall vest over three years in equal annual installments on the anniversary of November 6, 2025, subject to the Reporting Person's continuous service to the Issuer through each such vesting date.
- [F10]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.
- [F2]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.
- [F3]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.
- [F4]The reported security is directly held by HB&Q NV (HB&Q COMPARTMENT III).
- [F5]The reported security is directly held by Hummingbird Collective CommV.
- [F6]The reported security is directly held by Hummingbird Dragons CommV.
- [F7]The reported security is directly held by Hummingbird Opportunity Fund II CommV.
- [F8]The reported security is directly held by Hummingbird Ventures III CommV.
- [F9]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 Person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
Documents
Issuer
BillionToOne, Inc.
CIK 0002070849
Entity typeother
Related Parties
1- filerCIK 0002087908
Filing Metadata
- Form type
- 4
- Filed
- Nov 9, 7:00 PM ET
- Accepted
- Nov 10, 9:38 PM ET
- Size
- 60.1 KB