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INSIDER · CIK 2078454

Esaka Fumihide

Chief Executive Officer, Director at Ambiq Micro, Inc. (AMBQ)

↗9 Form 4 rows in the window

Covers original filings from Aug 1, 2026 to Oct 29, 2026. Older trades and amendments are in the SEC history.

$0.00Bought on the market
$12.4MSold on the market
1Companies
Oct 16, 2026Latest filing
Form 4 trades by Esaka Fumihide
CompanyTitleTypeOwned
Oct 16, 202616:52Oct 15, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorS · Sell10b5-1$51.00−5,000443,900-1%−$255K
Oct 16, 202616:52Oct 15, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorM · Exercise10b5-1$8.12+5,000448,900+1%$41K
Oct 6, 202618:53Oct 2, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorS · Sell$69.60−16,560443,900-4%−$1.2M
Sep 15, 202618:56Sep 15, 2026from Sep 11, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorS · Sell10b5-1$62.70−63,500460,460-12%−$4.0M
Sep 15, 202618:56Sep 15, 2026from Sep 11, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorM · Exercise10b5-1$11.65+63,500473,960+15%$740K
Sep 2, 202616:47Sep 2, 2026from Aug 31, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorS · Sell10b5-1$56.89−108,500460,460-19%−$6.2M
Sep 2, 202616:47Sep 2, 2026from Aug 31, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorM · Exercise10b5-1$12.09+117,771471,487+33%$1.4M
Aug 18, 202616:30Aug 14, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorS · Sell10b5-1$64.39−13,500451,189-3%−$869K
Aug 18, 202616:30Aug 14, 2026AMBQAmbiq Micro, Inc.Chief Executive Officer, DirectorM · Exercise10b5-1$8.12+13,500464,689+3%$110K
Esaka Fumihide Insider Trades (AMBQ) | Shameless Cloning