BLLN: Lynch Thomas P. reports an option exercise
By AlphaYouPublished Form 4
Lynch Thomas P.
Reporting filer
Lynch Thomas P. reports an option exercise, not an open-market purchase or sale, in BillionToOne, Inc.. Form 4 filed Oct 13, 2026 lists 2 entries.
- Disclosed
- Oct 13, 2026
Reported details
2 entries| Security | Owner | Date | Code | Action | Quantity | Price | Following holdings | Reporting delay | Filed terms and references |
|---|---|---|---|---|---|---|---|---|---|
| Class A Common Stock | Lynch Thomas P. | 2026-10-08 | M | Exercise or conversion | 8000 | 8.65 | 8,700 | 5 days | Filed terms
|
| Stock Option (right to buy) (derivative) | Lynch Thomas P. | 2026-10-08 | M | Exercise or conversion | 8000 | 8.65 | 40,974 | 5 days | Filed terms
|
Class A Common Stock
- Owner
- Lynch Thomas P.
- Date
- 2026-10-08
- Code
- M
- Action
- Exercise or conversion
- Quantity
- 8000
- Price
- 8.65
- Following holdings
- 8,700
- Reporting delay
- 5 days
- Filed terms and references
Filed terms
- security Title: Class A Common Stock
- transaction Date: 2026-10-08
- transaction Form Type: 4
- transaction Code: M
- equity Swap Involved: 0
- transaction Shares: 8000
- transaction Price Per Share: 8.65
- transaction Acquired Disposed Code: A
- shares Owned Following Transaction: 8700
- direct Or Indirect Ownership: D
Stock Option (right to buy) (derivative)
- Owner
- Lynch Thomas P.
- Date
- 2026-10-08
- Code
- M
- Action
- Exercise or conversion
- Quantity
- 8000
- Price
- 8.65
- Following holdings
- 40,974
- Reporting delay
- 5 days
- Filed terms and references
Filed terms
- security Title: Stock Option (right to buy)
- conversion Or Exercise Price: 8.65
- transaction Date: 2026-10-08
- transaction Form Type: 4
- transaction Code: M
- equity Swap Involved: 0
- transaction Shares: 8000
- transaction Price Per Share: 8.65
- transaction Acquired Disposed Code: D
- id: F1
- expiration Date: 2033-01-18
- underlying Security Title: Class A Common Stock
- underlying Security Shares: 8000
- shares Owned Following Transaction: 40974
- direct Or Indirect Ownership: D
Purchases, sales, grants and option exercises are different transactions. The reported code identifies the action; it does not establish a motive.
Filing context
- Quantities and prices are shown in the units filed. No trade value is inferred from their product.
- Lynch Thomas P.: See Remarks.
- F1: The options are fully vested and exercisable. The terms of the underlying option grant are as previously reported on the Reporting Person's Form 3 filed on November 5, 2025.
Original sources
Prepared automatically from public filing data. Report a correction.