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Home/Insider Dashboard/Chen Sean Chihhsiang
INSIDER · CIK 2078559

Chen Sean Chihhsiang

President and COO at Ambiq Micro, Inc. (AMBQ)

↗7 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
$3.5MSold on the market
1Companies
Oct 16, 2026Latest filing
Form 4 trades by Chen Sean Chihhsiang
CompanyTitleTypeOwned
Oct 16, 202616:51Oct 14, 2026AMBQAmbiq Micro, Inc.President and COOS · Sell10b5-1$51.50−15,000106,268-12%−$772K
Oct 16, 202616:51Oct 14, 2026AMBQAmbiq Micro, Inc.President and COOM · Exercise10b5-1$8.12+15,000121,268+14%$122K
Oct 6, 202618:45Oct 5, 2026from Oct 2, 2026AMBQAmbiq Micro, Inc.President and COOS · Sell10b5-1$67.95−14,007106,268-12%−$952K
Sep 15, 202618:57Sep 14, 2026AMBQAmbiq Micro, Inc.President and COOS · Sell10b5-1$60.14−15,000120,275-11%−$902K
Sep 15, 202618:57Sep 14, 2026AMBQAmbiq Micro, Inc.President and COOM · Exercise10b5-1$8.12+15,000135,275+12%$122K
Sep 9, 202617:10Sep 4, 2026AMBQAmbiq Micro, Inc.President and COOS · Sell10b5-1Late 5d$57.17−15,000120,275-11%−$858K
Sep 9, 202617:10Sep 4, 2026AMBQAmbiq Micro, Inc.President and COOM · Exercise10b5-1Late 5d$8.12+15,000135,275+12%$122K
Chen Sean Chihhsiang Insider Trades (AMBQ) | Shameless Cloning