Nancy JoAnn Johnson bought BillionToOne, Inc. ($BLLN) shares once on the open market in the past year, for a total of $414,000. Her most recent purchase was on November 7, 2025. These buys rank 982nd among 4,983 insiders, below the average of about $1.5 million per person and 3.3 transactions. She reported no open market sales.
| 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 | Johnson Nancy JoAnn | See Remarks | J | Common Stock | 29000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Class A Common Stock | 29000 | $0.00 | 29,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | P | Class A Common Stock | 6900 | $60.00 | 35,900.0000 | 0 | 23.79% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 125000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 125000 | $0.00 | 125,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 25000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 25000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 25000 | $0.00 | 25,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 40000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 20000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 20000 | $0.00 | 20,000.0000 | 0 | 9999.99% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 40000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Nov. 7, 2025 | BillionToOne, Inc. | $BLLN | Johnson Nancy JoAnn | See Remarks | J | Stock Option (right to buy) | 40000 | $0.00 | 40,000.0000 | 0 | 9999.99% | 0.00% |