Sakakibara Shan Riku has filed 8 insider transactions across 1 company since November 2025.
Most recent transaction: a transaction of 220000 shares of BillionToOne, Inc. ($BLLN) on November 07, 2025.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Common Stock | 220000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Class A Common Stock | 220000 | $0.00 | 220,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Stock Option (right to buy) | 50000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Stock Option (right to buy) | 50000 | $0.00 | 50,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Stock Option (right to buy) | 40000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Stock Option (right to buy) | 65000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Sakakibara Shan Riku | Chief Product Officer | J | Stock Option (right to buy) | 65000 | $0.00 | 65,000.0000 | 0 | 9999.99% | 0.00% |