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© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.

Home/Companies/BillionToOne, Inc.

BillionToOne, Inc.

292 insider trades tracked

BLLN

Insider trades

292

Bought (open market)

$3.2M

Sold (open market)

$19.2M

Unique insiders

15

12-month activity

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

BuysSells

Recent insider trades

Most recent Form 4 filings for BillionToOne, Inc..

Sakakibara Shan Rikusold4,000 shares ofBLLNat $140.21$561KAug 4Details
Johnson Nancy JoAnnsold906 shares ofBLLNat $129.779$118KJul 20Details
Johnson Nancy JoAnnsold5,601 shares ofBLLNat $128.955$722KJul 20Details
Johnson Nancy JoAnnsold5,559 shares of

Insiders at this company

Executives and directors who have filed Form 4s.

Bremner Thomas S50 trades
Atay Oguzhan49 trades
KOLLURI KRISHNA KITTU38 trades
Tsao David27 trades
NeoTribe Ventures I, L.P.25 trades
Ileri Firat22 trades
Johnson Nancy JoAnn18 trades
Humming Bird Ventures Management NV18 trades

Explore insider screeners

Latest CEO & CFO Purchases Latest CEO & CFO Sales Director Purchases Officer Purchases Top Purchases This Week Top Sales This Week Top Officer Buys (Month)10% Owner Filings 10b5-1 Planned Trades Discretionary Trades Buy/Sell Ratios Politician–Insider Overlap

at $127.886

$711KJul 20Details

Johnson Nancy JoAnnsold2,133 shares ofBLLNat $126.982$271KJul 20Details

Tsao Davidsold1,028 shares ofBLLNat $126.895$130KJul 15Details

Tsao Davidsold3,835 shares ofBLLNat $125.759$482KJul 15Details

Tsao Davidsold1,725 shares ofBLLNat $124.654$215KJul 15Details

Tsao Davidsold2,274 shares ofBLLNat $123.709$281KJul 15Details

Tsao Davidsold1,138 shares ofBLLNat $122.843$140KJul 15Details

Tsao Davidsold821 shares ofBLLNat $126.888$104KJul 15Details

Tsao Davidsold3,185 shares ofBLLNat $125.846$401KJul 15Details

Tsao Davidsold2,415 shares ofBLLNat $124.9$302KJul 15Details

Tsao Davidsold2,477 shares ofBLLNat $123.844$307KJul 15Details

Tsao Davidsold1,102 shares ofBLLNat $122.905$135KJul 15Details

Tsao Davidexercised10,000 shares ofBLLNat $2.8$28KJul 15Details

ten Bosch John Rodericksold1,417 shares ofBLLNat $125.46$178KJul 15Details

Atay Oguzhansold352 shares ofBLLNat $128.232$45KJul 13Details

Atay Oguzhansold2,657 shares ofBLLNat $127.437$339KJul 13Details

Atay Oguzhansold2,002 shares ofBLLNat $126.484$253KJul 13Details

Atay Oguzhansold7,489 shares ofBLLNat $125.426$939KJul 13Details

Atay Oguzhanexercised12,500 shares ofBLLNat $2.8$35KJul 13Details

Sakakibara Shan Rikusold1,354 shares ofBLLNat $125$169KJul 13Details

Sakakibara Shan Rikusold1,355 shares ofBLLNat $125$169KJul 13Details

Sakakibara Shan Rikusold1,117 shares ofBLLNat $125$140KJul 13Details

Sakakibara Shan Rikusold174 shares ofBLLNat $125$22KJul 13Details

Sakakibara Shan Rikusold4,000 shares ofBLLNat $125$500KJul 13Details

Sakakibara Shan Rikuexercised1,354 shares ofBLLNat $30.78$42KJul 13Details

Sakakibara Shan Rikuexercised1,355 shares ofBLLNat $30.78$42KJul 13Details

Sakakibara Shan Rikuexercised1,117 shares ofBLLNat $30.78$34KJul 13Details

View all trades for BLLN →

Sakakibara Shan Riku17 trades

ten Bosch John Roderick10 trades

Rai Akshay7 trades

Lynch Thomas P.6 trades

Taylor Ross2 trades

Pagano Anthony2 trades

LISTER JOHN1 trades

BillionToOne, Inc. (BLLN) — Insider Trading Activity | Insider Trading Screener