BillionToOne Inc.
Organization details
- Legal name
- BillionToOne Inc.
- Ownership
- Public
- Status
- Active
- Sector (GICS)
- Health Care
- SIC code
- 8071 — Services-Medical Laboratories
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Menlo Park
- Headquarters state / province
- California
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- BLLN
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0002070849
- EIN
- 81-1082020
Board of directors
-
Akshay Rai · DirectorSince 2025
-
Anthony Pagano · DirectorSince 2026
-
David Tsao · Director · Chief Technology OfficerSince 2025
-
Firat Ileri · DirectorSince 2025
-
Krishna Kittu Kolluri · DirectorSince 2025
-
Oguzhan Atay · Director · Chairman and CEOSince 2025
-
Thomas S. Bremner · DirectorSince 2025
Chief executives
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $56,654,809
- 207 sales by 6 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Nov 6, 2026 | Firat Ileri Director, 10% owner | Shares withheld for tax | −436 | $113.94 | $49,678 |
| Nov 2, 2026 | Oguzhan Atay Director, Officer (Chairman and CEO) | Option exercise | +16,667 | $2.80 | $46,668 |
| Nov 2, 2026 | ten Bosch John Roderick Officer (SVP of Laboratory Operations) | Open-market sale | −1,417 | $113.17 | $160,362 |
| Nov 2, 2026 | David Tsao Director, Officer (Chief Technology Officer) | Option exercise | +10,000 | $2.80 | $28,000 |
| Nov 2, 2026 | Oguzhan Atay Director, Officer (Chairman and CEO) | Option exercise | +8,334 | $2.80 | $23,335 |
| Nov 2, 2026 | ten Bosch John Roderick Officer (SVP of Laboratory Operations) | Open-market sale | −1,417 | $113.17 | $160,362 |
| Nov 2, 2026 | David Tsao Director, Officer (Chief Technology Officer) | Option exercise | +10,000 | $2.80 | $28,000 |
| Nov 2, 2026 | Oguzhan Atay Director, Officer (Chairman and CEO) | Open-market sale | −1,482 | $107.31 | $159,040 |
| Nov 2, 2026 | David Tsao Director, Officer (Chief Technology Officer) | Open-market sale | −917 | $107.31 | $98,406 |
| Nov 2, 2026 | Oguzhan Atay Director, Officer (Chairman and CEO) | Open-market sale | −4,009 | $108.25 | $433,960 |
| Nov 2, 2026 | David Tsao Director, Officer (Chief Technology Officer) | Open-market sale | −2,320 | $108.24 | $251,106 |
| Nov 2, 2026 | Oguzhan Atay Director, Officer (Chairman and CEO) | Open-market sale | −5,720 | $109.08 | $623,932 |
| Nov 2, 2026 | David Tsao Director, Officer (Chief Technology Officer) | Open-market sale | −3,241 | $109.04 | $353,412 |
| Nov 2, 2026 | Oguzhan Atay Director, Officer (Chairman and CEO) | Open-market sale | −3,803 | $110.29 | $419,433 |
| Nov 2, 2026 | David Tsao Director, Officer (Chief Technology Officer) | Open-market sale | −1,992 | $110.13 | $219,377 |
Peers
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Questions about BillionToOne Inc.
Who is the CEO of BillionToOne Inc.?
Oguzhan Atay is BillionToOne Inc.'s Chairman and CEO.
How many directors are on BillionToOne Inc.'s board?
BillionToOne Inc.'s board has 7 directors: Akshay Rai, Anthony Pagano, David Tsao, Firat Ileri, Krishna Kittu Kolluri, Oguzhan Atay and Thomas S. Bremner.
Are BillionToOne Inc. insiders buying or selling shares?
Over the last 12 months, BillionToOne Inc. insiders made no open-market purchases and sold $56.7 million of shares in 207 sales on the open market, as reported to the SEC on Forms 4 and 5.
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