ZHANG KER

AMBQ

ZHANG KER serves as director at Ambiq Micro, Inc. (AMBQ). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

2 trades

$644.9K

Net Position

Net Seller

$644.9K

Companies Traded

AMBQ

Active Period

Sep 2026

2 total trades

Most Recent

Sell AMBQ

Sep 15, 2026 · $634.4K

ZHANG KER's Insider Trading at Ambiq Micro, Inc. (AMBQ)

Buys

0 · $0.00

Sells

2 · $644.9K

Total Shares Bought

Total Shares Sold

10,185

AMBQ Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Sep 15, 2026	Sell	10,000	$63.44	$634.4K	21,266
Sep 9, 2026	Sell	185	$56.92	$10.5K	30,366

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director, officer: Chief Technology Officer

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Timothy Chen

director

AMBQSell · May 29, 2026

Jeffrey G Winzeler

officer: Chief Financial Officer

AMBQSell · May 18, 2026

Michele Kim Connors

officer: General Counsel

AMBQSell · Apr 6, 2026

TAUTGES JOSEPH A

Director

AMBQSell · Jan 26, 2026

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