Esaka Fumihide
CIK: 0002078454•Chief Executive Officer
OfficerDirector
Primary company: Ambiq Micro, Inc. (AMBQ)
Esaka Fumihide is a corporate insider (Chief Executive Officer) at Ambiq Micro, Inc. (AMBQ) filing SEC Form 4 transactions. 12 transactions. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Exercise | 6,601 | $12.60 | $83K | 184,543 | 5/15/2026 Filed: 5/14/2026 | Filing → | |
| Exercise | 7,936 | $12.60 | $100K | 114,007 | 5/15/2026 Filed: 5/14/2026 | Filing → | |
| Exercise | 45,463 | $8.12 | $369K | 99,007 | 5/15/2026 Filed: 5/14/2026 | Filing → | |
| Exercise | 14,537 | $12.60 | $183K | 451,189 | 5/15/2026 Filed: 5/14/2026 | Filing → | |
| Exercise | 45,463 | $8.12 | $369K | 436,652 | 5/15/2026 Filed: 5/14/2026 | Filing → | |
| Exercise | 60,000 | $8.12 | $487K | 144,470 | 5/14/2026 Filed: 5/14/2026 | Filing → | |
| Sale | 60,000 | $70.02 | $4.20M | 391,189 | 5/14/2026 Filed: 5/14/2026 | Filing → | |
| Exercise | 60,000 | $8.12 | $487K | 451,189 | 5/14/2026 Filed: 5/14/2026 | Filing → | |
| Award | 160,616 | - | - | 391,189 | 3/6/2026 Filed: 4/2/2026 | Filing → | |
| Exercise | 53,660 | $5.88 | $316K | 0 | 10/7/2025 Filed: 10/7/2025 | Filing → | |
| Exercise | 53,660 | $5.88 | $316K | 230,573 | 10/7/2025 Filed: 10/7/2025 | Filing → | |
| Award | 159,907 | - | - | 176,913 | 10/2/2025 Filed: 10/6/2025 | Filing → |
Type
Exercise
Shares
6,601
Price
$12.60
Value
$83K
Type
Exercise
Shares
7,936
Price
$12.60
Value
$100K
Type
Exercise
Shares
45,463
Price
$8.12
Value
$369K
Type
Exercise
Shares
14,537
Price
$12.60
Value
$183K
Type
Exercise
Shares
45,463
Price
$8.12
Value
$369K
Type
Exercise
Shares
60,000
Price
$8.12
Value
$487K
Type
Sale
Shares
60,000
Price
$70.02
Value
$4.20M
Type
Exercise
Shares
60,000
Price
$8.12
Value
$487K
Type
Award
Shares
160,616
Price
-
Value
-
Type
Exercise
Shares
53,660
Price
$5.88
Value
$316K
Type
Exercise
Shares
53,660
Price
$5.88
Value
$316K
Type
Award
Shares
159,907
Price
-
Value
-
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