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. 30 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 | 11,027 | $12.60 | $139K | 19,007 | 9/2/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 9,575 | $56.77 | $544K | 460,460 | 9/2/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 1,452 | $56.15 | $82K | 470,035 | 9/2/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 11,027 | $12.60 | $139K | 471,487 | 9/2/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 48,973 | $12.60 | $617K | 30,034 | 9/1/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 48,973 | $56.39 | $2.76M | 460,460 | 9/1/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 48,973 | $12.60 | $617K | 509,433 | 9/1/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 9,271 | $12.60 | $117K | 175,272 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 35,000 | $12.60 | $441K | 79,007 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 13,500 | $8.12 | $110K | 72,007 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 5,600 | $58.46 | $327K | 460,460 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 13,800 | $57.70 | $796K | 466,060 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 15,600 | $56.81 | $886K | 479,860 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 44,271 | $12.60 | $558K | 495,460 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 2,100 | $58.52 | $123K | 451,189 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 5,501 | $57.75 | $318K | 453,289 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Sale | 5,899 | $56.87 | $335K | 458,790 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| Exercise | 13,500 | $8.12 | $110K | 464,689 | 8/31/2026 Filed: 8/31/2026 | Filing → | |
| 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 → |
Type
Exercise
Shares
11,027
Price
$12.60
Value
$139K
Type
Sale
Shares
9,575
Price
$56.77
Value
$544K
Type
Sale
Shares
1,452
Price
$56.15
Value
$82K
Type
Exercise
Shares
11,027
Price
$12.60
Value
$139K
Type
Exercise
Shares
48,973
Price
$12.60
Value
$617K
Type
Sale
Shares
48,973
Price
$56.39
Value
$2.76M
Type
Exercise
Shares
48,973
Price
$12.60
Value
$617K
Type
Exercise
Shares
9,271
Price
$12.60
Value
$117K
Type
Exercise
Shares
35,000
Price
$12.60
Value
$441K
Type
Exercise
Shares
13,500
Price
$8.12
Value
$110K
Type
Sale
Shares
5,600
Price
$58.46
Value
$327K
Type
Sale
Shares
13,800
Price
$57.70
Value
$796K
Type
Sale
Shares
15,600
Price
$56.81
Value
$886K
Type
Exercise
Shares
44,271
Price
$12.60
Value
$558K
Type
Sale
Shares
2,100
Price
$58.52
Value
$123K
Type
Sale
Shares
5,501
Price
$57.75
Value
$318K
Type
Sale
Shares
5,899
Price
$56.87
Value
$335K
Type
Exercise
Shares
13,500
Price
$8.12
Value
$110K
Type
Exercise
Shares
6,601
Price
$12.60
Value
$83K
Type
Exercise
Shares
7,936
Price
$12.60
Value
$100K
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