Esaka Fumihide: insider trades.
Esaka Fumihide reported 24 non-derivative transactions on 3 SEC ownership filings in Q3 2026: 0 open-market purchases and 17 sales ($11.0M), across 1 company.
- Transactions
- 24
- Purchases (P)
- 0
- Sales (S)
- 17
- Companies
- 1
- Name as filed
- Esaka Fumihide
Companies
| Company | Relationship | Transactions |
|---|---|---|
| Ambiq Micro, Inc. (AMBQ) | Director, Officer · Chief Executive Officer | 24 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-15 | Ambiq Micro, Inc. | S | 100 | $61 | 460,460 | Form 4 |
| 2026-09-15 | Ambiq Micro, Inc. | S | 9,615 | $60.55 | 460,560 | Form 4 |
| 2026-09-15 | Ambiq Micro, Inc. | S | 3,785 | $59.56 | 470,175 | Form 4 |
| 2026-09-15 | Ambiq Micro, Inc. | M | 13,500 | $8.12 | 473,960 | Form 4 |
| 2026-09-11 | Ambiq Micro, Inc. | S | 7,917 | $63.86 | 460,460 | Form 4 |
| 2026-09-11 | Ambiq Micro, Inc. | S | 42,083 | $63.27 | 468,377 | Form 4 |
| 2026-09-11 | Ambiq Micro, Inc. | M | 50,000 | $12.6 | 510,460 | Form 4 |
| 2026-09-02 | Ambiq Micro, Inc. | S | 1,452 | $56.15 | 470,035 | Form 4 |
| 2026-09-02 | Ambiq Micro, Inc. | M | 11,027 | $12.6 | 471,487 | Form 4 |
| 2026-09-02 | Ambiq Micro, Inc. | S | 9,575 | $56.77 | 460,460 | Form 4 |
| 2026-09-01 | Ambiq Micro, Inc. | M | 48,973 | $12.6 | 509,433 | Form 4 |
| 2026-09-01 | Ambiq Micro, Inc. | S | 48,973 | $56.39 | 460,460 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | S | 15,600 | $56.81 | 479,860 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | M | 44,271 | $12.6 | 495,460 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | S | 5,600 | $58.46 | 460,460 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | S | 13,800 | $57.7 | 466,060 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | M | 13,500 | $8.12 | 464,689 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | S | 5,899 | $56.87 | 458,790 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | S | 5,501 | $57.75 | 453,289 | Form 4 |
| 2026-08-31 | Ambiq Micro, Inc. | S | 2,100 | $58.52 | 451,189 | Form 4 |
| 2026-08-14 | Ambiq Micro, Inc. | S | 1,500 | $65.26 | 451,189 | Form 4 |
| 2026-08-14 | Ambiq Micro, Inc. | S | 10,718 | $64.4 | 452,689 | Form 4 |
| 2026-08-14 | Ambiq Micro, Inc. | S | 1,282 | $63.29 | 463,407 | Form 4 |
| 2026-08-14 | Ambiq Micro, Inc. | M | 13,500 | $8.12 | 464,689 | Form 4 |
Questions
What stock did Esaka Fumihide buy or sell?
Esaka Fumihide reported 24 non-derivative transactions on 3 SEC ownership filings in Q3 2026: 0 open-market purchases and 17 sales ($11.0M), across 1 company.
Is Esaka Fumihide the same person as other filers with this name?
This page covers SEC CIK 2078454 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/esaka-fumihide-2078454.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.