CHANG NANCY T
SEC Form 4 insider trading activity
CHANG NANCY T has filed 5 SEC Form 4 filings (6 transaction rows) across 3 companies, including GRTX, WTI, IMMX, with disclosures dating back to 2026. 5 of those filings fall inside the rolling window. Most recent filing: Aug 5, 2026.
Companies traded
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$199K
reported sales (SEC code S)
Companies
3
in the rolling window