ESAKA FUMIHIDE

PrivateCIK: 2078454
Location

AUSTIN, TX

Senior insider sale

Chief Executive Officer at AMBIQ MICRO, INC. — senior position signals high conviction

$10.21M

172K shares

What this filing means

ESAKA FUMIHIDE plans to sell 172K shares of AMBIQ MICRO, INC. valued at approximately $10.21M. 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.

InsiderESAKA FUMIHIDECIK 2078454
IssuerAMBIQ MICRO, INC.CIK 1500412
DirectorOfficer· Chief Executive Officer
Since Mar 2026
172K
Shares to sell
$10.21M
Approx. market value
50K
Acquired (3 months)
1
Planned
5 completed
Securities Acquired — Last 3 Months2
Sort

Exercise of Options Under a Registered Plan

Cash

9/11/2026
30.99K

Exercise of Options Under a Registered Plan

Cash

9/11/2026
19.01K
Total acquired50K
Planned & Completed Dispositions6
Sort

Completed

Completed

Units to sell

11.03K

Market value

$625.1K

9/2/2026
Completed

Units to sell

48.97K

Market value

$2.76M

9/1/2026
Completed

Units to sell

35K

Market value

$2.01M

8/31/2026
Completed

Units to sell

13.50K

Market value

$776.7K

8/31/2026
Completed

Units to sell

13.50K

Market value

$869.2K

8/14/2026

Planned — Approximate Date

NYSEPlanned

Units to sell

50K

Market value

$3.17M

9/11/2026
Total

Units

172K

Value

$10.21M

ESAKA FUMIHIDE — Planned Insider Sale (Form 144) | Finecho