Williamson Robert F III
SEC Form 4 insider trading activity
Williamson Robert F III has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company, with disclosures dating back to 2025. 1 of those filings fall inside the rolling window. Most recent filing: Nov 14, 2025.
On the most recent filing, Williamson Robert F III is listed as Director at Perspective Therapeutics, Inc. Inside the rolling window, Williamson Robert F III reported 1 open-market purchase totaling $20K in CATX and no open-market sales.
Companies traded
Other insiders at CATX
Insider Buying
$20K
reported purchases (SEC code P)
Insider Selling
$0
reported sales (SEC code S)
Companies
1
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has Williamson Robert F III made?
Williamson Robert F III has filed 1 SEC Form 4 filing (1 transaction rows) across 1 company since 2025.
Which companies does Williamson Robert F III trade?
Williamson Robert F III has filed SEC Form 4 disclosures for 1 company, including CATX.
When was Williamson Robert F III's most recent SEC Form 4 filing?
Williamson Robert F III's most recent SEC Form 4 filing on Tracefour is dated Nov 14, 2025.
What is Williamson Robert F III's total buy and sell value in the current window?
Inside the rolling retention window, Williamson Robert F III bought $20K and sold $0 based on SEC Form 4 filings.
What was Williamson Robert F III's largest disclosed transaction?
The largest disclosed transaction in the current window is a purchase of 9,498 CATX shares on 2025-11-12, worth $20K, per SEC Form 4 filings.