BLLN
BillionToOne, Inc.
BillionToOne, Inc. (BLLN) Insider Trading
26 transactions reported on SEC Form 4 — executive and director buys and sells.
Buys
0
Sells
13
Net value
$-5.7M
| Insider | Title | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| ten Bosch John Roderick | SVP of Laboratory Operations | Sell | 1,417 | $149.0K | 3d ago |
| Tsao David | Chief Technology Officer | Sell | 866 | $91.7K | 3d ago |
| Tsao David | Chief Technology Officer | Exercise | 10,000 | $28.0K | 3d ago |
| Atay Oguzhan | Chairman and CEO | Sell | 8,333 | $1.0M | 10d ago |
| Atay Oguzhan | Chairman and CEO | Exercise | 8,333 | $23.3K | 10d ago |
| Tsao David | Chief Technology Officer | Exercise | 3,333 | $9.3K | 14d ago |
| ten Bosch John Roderick | SVP of Laboratory Operations | Sell | 1,416 | $169.9K | 14d ago |
| Tsao David | Chief Technology Officer | Sell | 3,333 | $416.6K | 14d ago |
| Lynch Thomas P. | See Remarks | Sell | 19,384 | $2.1M | 21d ago |
| Lynch Thomas P. | See Remarks | Exercise | 19,384 | $167.7K | 21d ago |
| Sakakibara Shan Riku | Chief Product Officer | Gift | 3,500 | — | 28d ago |
| Lynch Thomas P. | See Remarks | Sell | 38 | $3.7K | Sep 8, 2026 |
| Lynch Thomas P. | See Remarks | Exercise | 11,042 | $95.5K | Sep 8, 2026 |
| Atay Oguzhan | Chairman and CEO | C | 20,000 | — | Sep 8, 2026 |
| Atay Oguzhan | Chairman and CEO | Gift | 20,000 | — | 29d ago |
| Tsao David | Chief Technology Officer | C | 20,000 | — | Sep 3, 2026 |
| Tsao David | Chief Technology Officer | Gift | 20,000 | — | Sep 8, 2026 |
| ten Bosch John Roderick | SVP of Laboratory Operations | Sell | 1,417 | $141.7K | Aug 25, 2026 |
| Tsao David | Chief Technology Officer | Sell | 10,000 | $1.0M | Aug 25, 2026 |
| Tsao David | Chief Technology Officer | Exercise | 10,000 | $28.0K | Aug 25, 2026 |
| Atay Oguzhan | Chairman and CEO | Exercise | 20,000 | $56.0K | Aug 3, 2026 |
| Atay Oguzhan | Chairman and CEO | Sell | 269 | $35.8K | Aug 3, 2026 |
| Johnson Nancy JoAnn | See Remarks | Sell | 2,133 | $270.9K | Jul 16, 2026 |
| Atay Oguzhan | Chairman and CEO | Sell | 1,320 | $156.4K | Jul 6, 2026 |
| Atay Oguzhan | Chairman and CEO | Exercise | 20,000 | $56.0K | Jul 6, 2026 |
| Johnson Nancy JoAnn | See Remarks | Sell | 801 | $100.1K | Jul 1, 2026 |