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Corporate insider profile

David Tsao Insider Trades

Latest reported as Chief Technology Officer of BillionToOne, Inc. (BLLN).

Purchase filings
0
Reported companies
1
Net open-market value
-$11,026,599.00
Latest transaction
Oct 5, 2026

Affiliated corporations

Reported company relationships

BLLNLatest reported

BillionToOne, Inc.

Chief Technology Officer

Transaction history

Open-market Transactions

Open-market insider purchase and sale transactions
DateCompanyRoleTypeSharesPriceTotal value
Oct 5, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale20,000$108.15$2,162,950
Sep 24, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale3,333$125.00$416,625
Sep 9, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale20,000$98.77$1,975,400
Aug 25, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale10,000$100.00$1,000,000
Aug 10, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale10,000$92.86$928,600
Jul 13, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale20,000$124.88$2,497,698
Jun 15, 2026BillionToOne, Inc. (BLLN)Chief Technology OfficerSale20,000$102.27$2,045,326