ZHANG KER

SEC Form 4 insider
Ambiq Micro, Inc. ($AMBQ)
1 thesis · first seen Sep 9, 2026
WindowThesesResolvedWinsWin rateAvg returnMedian return
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Past performance does not predict future results. Informational only, not investment advice.

Thesis history

$AMBQSEC Form 4bearish
ZHANG KER · Ambiq Micro, Inc. · 21d agono track record yet
Sold 10,000 @ $63.44 avg · $634,361 · 2026-09-11

Form 4: ZHANG KER sold AMBQ

ZHANG KER (Director at Ambiq Micro, Inc.) reported an open-market sale of 10,000 shares of AMBQ at an average $63.44, roughly $634,361, in a Form 4 filed 2026-09-15.

At post $60.85Now $63.24+3.9% since postedas of Oct 6, 4:30 PM ET
1d-1.6%
3d+7.6%
1w+16.8%
1m—
3m—
6m—
1y—
View filing on SEC.gov →

End of results.