SAKAKIBARA SHAN RIKU (Chief Product Officer) sold 2.0% of their position (4K shares) of BILLIONTOONE, INC. on the open market
Open‑market sale worth $560.8K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 8/4/2026ACC: 0002088547-26-000008
Officer· Chief Product Officer
Since Nov 2025
-4K
Net shares
Net seller
$560.8K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
4K disposed
Non-Derivative Transactions1
Class A Common Stock
Direct
Shares
−4K
Price / share
$140.21
Trade value
$560.84K
% of position
2.0%
7/31/2026
204K→200K
Total
Net shares
−4K
Net value
-$560.84K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Class A Common Stock Direct | 7/31/2026 | S · Sale | −4K | $140.21 | $560.84K | 2.0% | 204K | 200K |
| Total | −4K | -$560.84K | ||||||
Derivative Transactions0
No derivative transactions reported