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Shan Riku Sakakibara, Chief Product Officer at BillionToOne, sold BLLN on Jul 9, 2026

Data as of Oct 16

▼ SELL$169K1,354 shares at $125.00Shan Riku Sakakibara Chief Product OfficerBLLN BillionToOne, Inc.
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Traded
Jul 9, 2026
Disclosed
Jul 13, 2026
Filed
4 days after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

Shan Riku Sakakibara, Chief Product Officer at BillionToOne, sold BLLN on Jul 9, 2026TRADEDDISCLOSED
BLLNSimilar stocks (XLV — its sector index fund), rebased to BLLN's price on the disclosure day
BLLN since disclosure
−20.4%
after the sale
Similar stocks (XLV) since disclosure
+9.5%
XLV — its sector index fund

Change in closing price from Jul 13, 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. ▼ SELLShan Riku Sakakibara Chief Product OfficerBLLN BillionToOne, Inc.$21.8Kdisclosed Jul 13 · filed 4 days after the trade
  2. ▼ SELLShan Riku Sakakibara Chief Product OfficerBLLN BillionToOne, Inc.$500Kdisclosed Jul 13 · filed 4 days after the trade
  3. ▼ SELLShan Riku Sakakibara Chief Product OfficerBLLN BillionToOne, Inc.$140Kdisclosed Jul 13 · filed 4 days after the trade
  4. ▼ SELLShan Riku Sakakibara Chief Product OfficerBLLN BillionToOne, Inc.$169Kdisclosed Jul 13 · filed 4 days after the trade

See every trade on BLLN →