Director, Chief Technology Officer · BillionToOne, Inc. · Class A Common Stock
Side
SELL
Value
$975K
Shares
10.0K
Price
$97.54
Executed
Sep 9, 2026
Disclosed
Sep 11, 2026
Disclosure timeline2 days from execution to publication · legal deadline 2 business days
Sep 9 executedSep 11, 2026 disclosed
BLLN · daily
Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.
Disclosed 2 business days after execution (deadline: 2)
Historical behavior+1 / 15
Routine: 13 prior trades recorded in this security
Frequency & clustering+15 / 15
3 other actors traded the same direction within 14 days
Market events0 / 10
No material company filing within 60 days after the trade
Pre-arranged plan-10
Executed under a Rule 10b5-1 trading plan
The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.
Tsao David filed this Form 4 reporting a open-market sale of BLLN on Sep 9, 2026. It became public on Sep 11, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.
Extraction
Method
Form 4 XML
Confidence
1.00
Director, Chief Technology Officer
Tsao Davidcik:0002087127
Issuer
BillionToOne, Inc.cik:0002070849
Revision history · 0
No field has changed since this record was first ingested.
