ZHANG KER
SEC Form 4 insider trading activity
ZHANG KER has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company, with disclosures dating back to 2026. 1 of those filings fall inside the rolling window. Most recent filing: Jun 10, 2026.
Companies traded
Other insiders at AMBQ
No insider trading data found for ZHANG KER.
Frequently asked questions
How many SEC Form 4 filings has ZHANG KER made?
ZHANG KER has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company since 2026.
Which companies does ZHANG KER trade?
ZHANG KER has filed SEC Form 4 disclosures for 1 company, including AMBQ.
When was ZHANG KER's most recent SEC Form 4 filing?
ZHANG KER's most recent SEC Form 4 filing on Tracefour is dated Jun 10, 2026.