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Thomas P. Lynch, Insider at BillionToOne, sold BLLN on Sep 8, 2026

Data as of Oct 16

▼ SELL$60.8K614 shares at $99.00Thomas P. Lynch InsiderBLLN BillionToOne, Inc.
Watch BLLN
Traded
Sep 8, 2026
Disclosed
Sep 10, 2026
Filed
2 days after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

Thomas P. Lynch, Insider at BillionToOne, sold BLLN on Sep 8, 2026TRADEDDISCLOSED
BLLNSimilar stocks (XLV — its sector index fund), rebased to BLLN's price on the disclosure day
BLLN since disclosure
−0.4%
after the sale
Similar stocks (XLV) since disclosure
+6.7%
XLV — its sector index fund

Change in closing price from Sep 10, 2026 (the first trading day on or after disclosure) to Oct 16, 2026. Dividends excluded. Not a return anyone earned.

Our take

None of our tested rules fired on this trade.

Other trades in the same filing

  1. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$38.2Kdisclosed Sep 10 · filed 2 days after the trade
  2. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$300Kdisclosed Sep 10 · filed 2 days after the trade
  3. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$14.9Kdisclosed Sep 10 · filed 2 days after the trade
  4. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$830Kdisclosed Sep 10 · filed 2 days after the trade
  5. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$36.1Kdisclosed Sep 10 · filed 2 days after the trade
  6. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$23.4Kdisclosed Sep 10 · filed 2 days after the trade
  7. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$252Kdisclosed Sep 10 · filed 2 days after the trade
  8. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$78.1Kdisclosed Sep 10 · filed 2 days after the trade
  9. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$3.7Kdisclosed Sep 10 · filed 2 days after the trade
  10. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$113Kdisclosed Sep 10 · filed 2 days after the trade
  11. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$57Kdisclosed Sep 10 · filed 2 days after the trade
  12. ▼ SELLThomas P. Lynch InsiderBLLN BillionToOne, Inc.$192Kdisclosed Sep 10 · filed 2 days after the trade

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