Billiontoone, Inc. · NASDAQ:BLLN

Atay Oguzhan sold 19,334 Billiontoone, Inc. shares (Form 4)

Traded Oct 12, 2026 · Filed Oct 14, 2026

On Oct 12, 2026, Atay Oguzhan (Director, Chairman and CEO) sold 19,334 Billiontoone, Inc. shares at an average US$94.31 for US$1.82M under a trading plan, leaving 151,835 shares. Filed Oct 14, 2026 (Form 4).

Sold: 19,334 shares
Price: US$94.31 average (US$91.57 to US$97.61)
Value: US$1.82M
Holding after: 151,835 shares (held indirectly)
Trading plan: Yes (Made under a plan set in advance)
Role: Director, Chairman and CEO

The filing in full

Date	Security	Transaction	Shares	Price	Holding after	Ownership
Oct 12, 2026	Class A Common Stock	Option exercise	16,667	US$2.80	16,667	Direct
Oct 12, 2026	Class A Common Stock	Sale	1,961	US$91.57	14,706	Direct
Oct 12, 2026	Class A Common Stock	Sale	2,553	US$93.05	12,153	Direct
Oct 12, 2026	Class A Common Stock	Sale	6,763	US$93.65	5,390	Direct
Oct 12, 2026	Class A Common Stock	Sale	3,869	US$94.61	1,521	Direct
Oct 12, 2026	Class A Common Stock	Sale	1,521	US$96.39	0	Direct
Oct 12, 2026	Class A Common Stock	Sale	2,667	US$97.61	151,835	Indirect

Source

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