Oguzhan Atay

Chairman and CEO, Director, BillionToOne, Inc.

Bought, 12 months

$0.0M

Sold, 12 months

$23.7M

Companies

Latest trade

Oct 15, 2026

Companies

BillionToOne, Inc.Chairman and CEO, Director −$23.7M

Trades

BLLN Sold 5,150 shares at $100.23 · planned $0.5M Oct 15

BLLN Sold 5,850 shares at $98.19 · planned $0.6M Oct 14

BLLN Sold 19,334 shares at $94.31 · planned $1.8M Oct 12

BLLN Sold 10,999 shares at $120.64 · planned $1.3M Sep 28

BLLN Sold 27,665 shares at $100.10 · planned $2.8M Sep 14

BLLN Sold 15,539 shares at $150.03 · planned $2.3M Aug 5

BLLN Sold 38,577 shares at $137.03 · planned $5.3M Aug 3

BLLN Sold 12,500 shares at $126.10 · planned $1.6M Jul 9

BLLN Sold 35,410 shares at $122.13 · planned $4.3M Jul 6

BLLN Sold 32,500 shares at $97.43 · planned $3.2M Jun 8

Open-market trades from SEC Form 4 only: no grants, option exercises or gifts. People are matched by the name on their filings, so two people with the same name share this page. For information only — not investment advice.