SAKAKIBARA SHAN RIKU (Chief Product Officer) sold 3.8% of their position (8K shares) of BILLIONTOONE, INC. on the open market
Open‑market sale worth $1.00M — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
Class A Common Stock
Shares
+174.00
Price / share
$8.65
Trade value
$1.51K
% of position
Class A Common Stock
Shares
+1.12K
Price / share
$30.78
Trade value
$34.38K
% of position
Class A Common Stock
Shares
+1.35K
Price / share
$30.78
Trade value
$41.71K
% of position
Class A Common Stock
Shares
+1.35K
Price / share
$30.78
Trade value
$41.68K
% of position
Class A Common Stock
Shares
−4K
Price / share
$125.00
Trade value
$500K
% of position
Class A Common Stock
Shares
−174.00
Price / share
$125.00
Trade value
$21.75K
% of position
Class A Common Stock
Shares
−1.12K
Price / share
$125.00
Trade value
$139.63K
% of position
Class A Common Stock
Shares
−1.35K
Price / share
$125.00
Trade value
$169.38K
% of position
Class A Common Stock
Shares
−1.35K
Price / share
$125.00
Trade value
$169.25K
% of position
Net shares
−4K
Net value
-$880.73K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Class A Common Stock Direct | 7/9/2026 | M · Option Exercise | +174.00 | $8.65 | $1.51K | 0.1% | 208K | 208.17K |
| Class A Common Stock Direct | 7/9/2026 | M · Option Exercise | +1.12K | $30.78 | $34.38K | 0.5% | 208.17K | 209.29K |
| Class A Common Stock Direct | 7/9/2026 | M · Option Exercise | +1.35K | $30.78 | $41.71K | 0.6% | 209.29K | 210.65K |
| Class A Common Stock Direct | 7/9/2026 | M · Option Exercise | +1.35K | $30.78 | $41.68K | 0.6% | 210.65K | 212K |
| Class A Common Stock Direct | 7/9/2026 | S · Sale | −4K | $125.00 | $500K | 1.9% | 212K | 208K |
| Class A Common Stock Direct | 7/9/2026 | S · Sale | −174.00 | $125.00 | $21.75K | 0.1% | 208K | 207.83K |
| Class A Common Stock Direct | 7/9/2026 | S · Sale | −1.12K | $125.00 | $139.63K | 0.5% | 207.83K | 206.71K |
| Class A Common Stock Direct | 7/9/2026 | S · Sale | −1.35K | $125.00 | $169.38K | 0.7% | 206.71K | 205.35K |
| Class A Common Stock Direct | 7/9/2026 | S · Sale | −1.35K | $125.00 | $169.25K | 0.7% | 205.35K | 204K |
| Total | −4K | -$880.73K | ||||||
Stock Option (right to buy)
Class A Common Stock
174.00 shares
Shares
−174.00
Strike price
8.65
Held after
35.83K
Exercisable
—
Stock Option (right to buy)
Class A Common Stock
1.12K shares
Shares
−1.12K
Strike price
30.78
Held after
63.88K
Exercisable
—
Stock Option (right to buy)
Class A Common Stock
1.35K shares
Shares
−1.35K
Strike price
30.78
Held after
62.53K
Exercisable
—
Stock Option (right to buy)
Class A Common Stock
1.35K shares
Shares
−1.35K
Strike price
30.78
Held after
61.17K
Exercisable
—
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Option (right to buy) Direct | Class A Common Stock174.00 shares | 7/9/2026 | M · Option Exercise | −174.00 | 8.65 | — | 35.83K |
| Stock Option (right to buy) Direct | Class A Common Stock1.12K shares | 7/9/2026 | M · Option Exercise | −1.12K | 30.78 | — | 63.88K |
| Stock Option (right to buy) Direct | Class A Common Stock1.35K shares | 7/9/2026 | M · Option Exercise | −1.35K | 30.78 | — | 62.53K |
| Stock Option (right to buy) Direct | Class A Common Stock1.35K shares | 7/9/2026 | M · Option Exercise | −1.35K | 30.78 | — | 61.17K |