How many insider declarations has Chen Sean Chihhsiang filed?

Chen Sean Chihhsiang has filed 3 public insider declarations with SEC (Form 4).

What is Chen Sean Chihhsiang's role?

Chen Sean Chihhsiang's reported role is not specified by the regulator across the filings.

Which companies does Chen Sean Chihhsiang report trades for?

Chen Sean Chihhsiang reports trades for Ambiq Micro, Inc..

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CS

Chen Sean Chihhsiang

CEO

·SEC (Form 4)

Ambiq Micro, Inc.

0

Total declarations

0

Company

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

T+90 hit rate

100%

T+90 mean return

+37.9%

Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.

Signal history

Discover the full record of transactions filed by Chen Sean Chihhsiang. Officer active across 1 company, notably Ambiq Micro, Inc.. Aggregated, 3 disclosures have been logged. Activity tracked since 2 October 2025. The latest transaction was filed on 6 March 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.

Companies and markets linked to Chen Sean Chihhsiang

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

Ambiq Micro, Inc. (US)

Declarations3 total

◆

Chen Sean Chihhsiang

President and COOExecutives6 Mar 2026Ambiq Micro, Inc.

11SEC ↗

64,246 shares0Common StockSEC:0002078559-26-000003:0

◆

Chen Sean Chihhsiang

President and COOExecutives6 Mar 2026Ambiq Micro, Inc.

11SEC ↗

64,246 shares0Common StockSEC:0002078559-26-000002:0

◆

Chen Sean Chihhsiang

President and COOExecutives2 Oct 2025Ambiq Micro, Inc.

0SEC ↗

56,029 shares0Common StockSEC:0002078559-25-000002:0

3 of 3 declarations

InsidersTradesSigma

← Executives ★ Sign in to follow

CS

Chen Sean Chihhsiang

CEO

·SEC (Form 4)

Ambiq Micro, Inc.

0

Total declarations

0

Company

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

T+90 hit rate

100%

T+90 mean return

+37.9%

Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.

Signal history

Discover the full record of transactions filed by Chen Sean Chihhsiang. Officer active across 1 company, notably Ambiq Micro, Inc.. Aggregated, 3 disclosures have been logged. Activity tracked since 2 October 2025. The latest transaction was filed on 6 March 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.