Fumihide Esaka's Insider Trades & SAST Disclosures

Fumihide Esaka's most recent trade in Ambiq Micro Inc. was a trade of 60,000 Common Stock done at an average price of $8.1 . Disclosure was reported to the exchange on May 14, 2026.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.12 per share. 14 May 2026 60,000 451,189 - 8.1 487,200 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 70.02 per share. 14 May 2026 60,000 391,189 - 70.0 4,201,122 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 May 2026 60,000 144,470 - - Stock Option (Right to Buy)
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 8.12 per share. 14 May 2026 45,463 436,652 - 8.1 369,160 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 May 2026 45,463 99,007 - - Stock Option (Right to Buy)
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 12.60 per share. 14 May 2026 14,537 451,189 - 12.6 183,166 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 May 2026 7,936 114,007 - - Stock Option (Right to Buy)
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 May 2026 6,601 184,543 - - Stock Option (Right to Buy)
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 06 Mar 2026 160,616 391,189 - 0 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 06 Mar 2026 160,616 391,189 - 0 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 07 Oct 2025 53,660 0 - - Stock Option (Right to Buy)
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 5.88 per share. 07 Oct 2025 53,660 230,573 - 5.9 315,521 Common Stock
Ambiq Micro Inc
Fumihide Esaka Director, Chief Executive Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Oct 2025 159,907 176,913 - 0 Common Stock
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
View All The Insider Trades