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Home/Companies/BillionToOne, Inc.

BillionToOne, Inc.

369 insider trades tracked

BLLN
Insider trades
369
Bought (open market)
$3.2M
Sold (open market)
$34.9M
Unique insiders
15

12-month activity

Monthly insider buy vs sell totals for BillionToOne, Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$3.2M$0155
December 2025$0$00
January 2026$0$01
February 2026$0$00
March 2026$0$00
April 2026$0$00
May 2026$0$019
June 2026$0$7.2M60
July 2026$0$12.1M57
August 2026$0$9.8M41
September 2026$0$5.9M36

Recent insider trades

Most recent Form 4 filings for BillionToOne, Inc..

  • Atay Oguzhansold2,666 shares ofBLLNat $98$261KSep 14 · filed Sep 16Details
  • Atay Oguzhansold3,143 shares ofBLLNat $101.492$319KSep 14 · filed Sep 16Details
  • Atay Oguzhansold2,010 shares ofBLLNat $100.776$203KSep 14 · filed

Insiders at this company

Executives and directors who have filed Form 4s.

  • Atay Oguzhan85 trades
  • KOLLURI KRISHNA KITTU50 trades
  • Bremner Thomas S50 trades
  • Tsao David35 trades
  • NeoTribe Ventures I, L.P.25 trades
  • Lynch Thomas P.23 trades
  • Ileri Firat22 trades
  • Johnson Nancy JoAnn18 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
Sep 16
Details
  • Atay Oguzhansold1,500 shares ofBLLNat $99.568$149KSep 14 · filed Sep 16Details
  • Atay Oguzhansold1,680 shares ofBLLNat $98.636$166KSep 14 · filed Sep 16Details
  • Atay Oguzhansold7,214 shares ofBLLNat $101.441$732KSep 14 · filed Sep 16Details
  • Atay Oguzhansold2,531 shares ofBLLNat $100.581$255KSep 14 · filed Sep 16Details
  • Atay Oguzhansold2,456 shares ofBLLNat $99.571$245KSep 14 · filed Sep 16Details
  • Atay Oguzhansold4,465 shares ofBLLNat $98.631$440KSep 14 · filed Sep 16Details
  • Atay Oguzhanexercised8,333 shares ofBLLNat $2.8$23KSep 14 · filed Sep 16Details
  • Atay Oguzhanexercised16,666 shares ofBLLNat $2.8$47KSep 14 · filed Sep 16Details
  • Sakakibara Shan Rikugifted3,500 shares ofBLLNat $0Sep 10 · filed Sep 14Details
  • Tsao Davidsold10,000 shares ofBLLNat $97.54$975KSep 9 · filed Sep 11Details
  • Tsao Davidexercised10,000 shares ofBLLNat $2.8$28KSep 9 · filed Sep 11Details
  • ten Bosch John Rodericksold1,416 shares ofBLLNat $97.54$138KSep 9 · filed Sep 11Details
  • Atay Oguzhangifted20,000 shares ofBLLNat $0Sep 9 · filed Sep 10Details
  • Lynch Thomas P.sold232 shares ofBLLNat $100.924$23KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold2,518 shares ofBLLNat $100.196$252KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold576 shares ofBLLNat $98.888$57KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold147 shares ofBLLNat $101.408$15KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold1,131 shares ofBLLNat $100.326$113KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold385 shares ofBLLNat $99.223$38KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold358 shares ofBLLNat $100.823$36KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold2,997 shares ofBLLNat $100.114$300KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold614 shares ofBLLNat $98.999$61KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold775 shares ofBLLNat $100.829$78KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold8,285 shares ofBLLNat $100.123$830KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold1,944 shares ofBLLNat $98.966$192KSep 8 · filed Sep 10Details
  • Lynch Thomas P.sold38 shares ofBLLNat $96.474$4KSep 8 · filed Sep 10Details
  • Lynch Thomas P.exercised3,326 shares ofBLLNat $30.78$102KSep 8 · filed Sep 10Details
  • View all trades for BLLN →
    Sakakibara Shan Riku
    18 trades
  • Humming Bird Ventures Management NV18 trades
  • ten Bosch John Roderick13 trades
  • Rai Akshay7 trades
  • Taylor Ross2 trades
  • Pagano Anthony2 trades
  • LISTER JOHN1 trades