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BLLN Exercise Disclosure
Tsao David · SEC Form 4 · Filed Sep 11, 2026
Exercise
Calculated transaction value
$28K
Tsao David Chief Technology Officer
BLLN
BillionToOne
BLLN
Transaction date
Sep 9, 2026
Public filing date
Sep 11, 2026
Filing lag
Filed 2 days later
BLLN daily price context
Close on/before transaction
$99.16
Sep 9, 2026
First close after public filing
$100.82
Sep 14, 2026
30-day return after filing
-7.69%
Through Oct 12, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Class A Common Stock
- Quantity / price
- 10,000 shares @ $2.8
- SEC ownership
- Direct
- Transaction code
- M
- Form
- 4
- Filing identifier
- 0002087127-26-000011
Filing cohort
Transactions in this filing
Showing 6 of 6
Trades
6
Issuers
1
Estimated value
$2.09M
Buys / sales
0 / 2
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Billiontoone, Inc. BLLN | Exercise | Sep 9, 2026 | $28K |
| Billiontoone, Inc. BLLN | Sale | Sep 9, 2026 | $1M |
| Billiontoone, Inc. BLLN Current | Exercise | Sep 9, 2026 | $28K |
| Billiontoone, Inc. BLLN | Exercise | Sep 9, 2026 | $28K |
| Billiontoone, Inc. BLLN | Sale | Sep 9, 2026 | $975.4K |
| Billiontoone, Inc. BLLN | Exercise | Sep 9, 2026 | $28K |