Oguzhan Atay

Holdings History for BillionToOne, Inc. - Class A common stock, par value $0.00001 per share (BLLN)

Symbol: BLLN on Nasdaq
Investment type: Equity / Class A common stock, par value $0.00001 per share
Latest Disclosed Shares Owned: 3,206,861 shares
Security Ownership %: 7.3%

Oguzhan Atay ownership in BillionToOne, Inc. Class A common stock, par value $0.00001 per share (BLLN)

17 Feb 2026 - Oguzhan Atay has filed an SCHEDULE 13G form with the Securities and Exchange Commission (SEC) disclosing ownership of 3,206,861 shares of BillionToOne, Inc. Class A common stock, par value $0.00001 per share (BLLN). This represents 7.3% ownership of the company. This is the first filing by Oguzhan Atay disclosing ownership of BillionToOne, Inc. Class A common stock, par value $0.00001 per share (BLLN).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
Oguzhan Atay	7.3%		$310,584,488	3,206,861			$96.85	13G	31 Dec 2025	17 Feb 2026, 17:00