BLLN Sale Disclosure
Tsao David · SEC Form 4 · Filed Oct 7, 2026
Sale
Calculated transaction value
$204.64K
Tsao David Chief Technology Officer
BLLN
BillionToOne
BLLN
Transaction date
Oct 5, 2026
Public filing date
Oct 7, 2026
Filing lag
Filed 2 days later
BLLN daily price context
Close on/before transaction
$109.06
Oct 5, 2026
First close after public filing
$95.41
Oct 8, 2026
Return after filing · so far
+2.81%
Through Oct 9, 2026
Source details
- Reported owner
- Not disclosed
- Source asset code
- Security
- Security
- Class A Common Stock
- Quantity / price
- 1,909 shares @ $107.19
- SEC ownership
- Direct
- Transaction code
- S
- Form
- 4
- Filing identifier
- 0002087127-26-000015
Filing cohort
Transactions in this filing
Showing 15 of 15
Trades
15
Issuers
1
Estimated value
$2.27M
Buys / sales
0 / 11
| Issuer | Transaction | Traded | Value |
|---|---|---|---|
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $2.2K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $236.44K |
| Billiontoone, Inc. BLLN Current | Sale | Oct 5, 2026 | $204.64K |
| Billiontoone, Inc. BLLN | Exercise | Oct 5, 2026 | $28K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $533.55K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $91.71K |
| Billiontoone, Inc. BLLN | Exercise | Oct 5, 2026 | $28K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $199.63K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $11.01K |
| Billiontoone, Inc. BLLN | Exercise | Oct 5, 2026 | $28K |
| Billiontoone, Inc. BLLN | Exercise | Oct 5, 2026 | $28K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $58.59K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $464.36K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $318.4K |
| Billiontoone, Inc. BLLN | Sale | Oct 5, 2026 | $42.44K |