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SEC Insider//CIK 0002088547

Sakakibara Shan Riku

CIK 00020885471 companyMENLO PARK, CA

Transactions

8

Companies

1

Filings

1

CIK

0002088547

Recent Transactions

8 trades

Other
BillionToOne, Inc.$BLLN
Stock Option (right to buy)
2025-11-07+50,000→ 50,000 total
Other
BillionToOne, Inc.$BLLN
Common Stock
2025-11-07−220,000→ 0 total
Other
BillionToOne, Inc.$BLLN
Stock Option (right to buy)
2025-11-07−50,000→ 0 total
Other
BillionToOne, Inc.$BLLN
Stock Option (right to buy)
2025-11-07−40,000→ 0 total
Other
BillionToOne, Inc.$BLLN
Class A Common Stock
2025-11-07+220,000→ 220,000 total
Other
BillionToOne, Inc.$BLLN
Stock Option (right to buy)
2025-11-07+40,000→ 40,000 total
Other
BillionToOne, Inc.$BLLN
Stock Option (right to buy)
2025-11-07−65,000→ 0 total
Other
BillionToOne, Inc.$BLLN
Stock Option (right to buy)
2025-11-07+65,000→ 65,000 total

Companies

1

BillionToOne, Inc.
Chief Product Officer
$BLLN

Recent Filings

1

4
Sakakibara Shan Riku
Nov 12, 2025

Address

C/O BILLIONTOONE, INC. 1035 O'BRIEN DRIVE

MENLO PARK, CA, 94025

View on SEC.gov