ATAY OGUZHAN

PrivateCIK: 2088549
Location

MENLO PARK, CA

Senior insider sale

See Remarks at BILLIONTOONE, INC. — senior position signals high conviction

$15.13M

127.50K shares

What this filing means

ATAY OGUZHAN plans to sell 127.50K shares of BILLIONTOONE, INC. valued at approximately $15.13M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderATAY OGUZHANCIK 2088549
IssuerBILLIONTOONE, INC.CIK 2070849
DirectorOfficer· See Remarks
Since Nov 2025
127.50K
Shares to sell
$15.13M
Approx. market value
32.50K
Acquired (3 months)
1
Planned
7 completed
Securities Acquired — Last 3 Months1
Sort

Stock Option Exercise

Cash

8/3/2026
32.50K
Total acquired32.50K
Planned & Completed Dispositions8
Sort

Completed

Completed

Units to sell

12.50K

Market value

$1.58M

7/9/2026
Completed

Units to sell

12.50K

Market value

$1.53M

7/6/2026
Completed

Units to sell

26.25K

Market value

$3.20M

7/6/2026
Completed

Units to sell

2.50K

Market value

$300.0K

7/6/2026
Completed

Units to sell

26.25K

Market value

$2.56M

6/8/2026
Completed

Units to sell

2.50K

Market value

$245.6K

6/8/2026
Completed

Units to sell

12.50K

Market value

$1.23M

6/8/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

32.50K

Market value

$4.49M

8/3/2026
Total

Units

127.50K

Value

$15.13M