WYSZOMIERSKI JACK L
SEC Form 4 insider trading activity
WYSZOMIERSKI JACK L has filed 7 SEC Form 4 filings (8 transaction rows) across 3 companies, including XOMA, EXEL, SITE, with disclosures dating back to 2026. 7 of those filings fall inside the rolling window. Most recent filing: Jul 15, 2026.
On the most recent filing, WYSZOMIERSKI JACK L is listed as Director at EXELIXIS, INC. Inside the rolling window, WYSZOMIERSKI JACK L reported no open-market purchases and 2 open-market sales totaling $4.6M in EXEL. The largest disclosed transaction in the window is a sale of 99,574 EXEL shares on Feb 18, 2026, worth $4.4M.
Companies traded
Other insiders at XOMA
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$4.6M
reported sales (SEC code S)
Companies
3
in the rolling window
Frequently asked questions
How many SEC Form 4 filings has WYSZOMIERSKI JACK L made?
WYSZOMIERSKI JACK L has filed 7 SEC Form 4 filings (8 transaction rows) across 3 companies, including XOMA, EXEL, SITE since 2026.
Which companies does WYSZOMIERSKI JACK L trade?
WYSZOMIERSKI JACK L has filed SEC Form 4 disclosures for 3 companies, including XOMA, EXEL, SITE.
When was WYSZOMIERSKI JACK L's most recent SEC Form 4 filing?
WYSZOMIERSKI JACK L's most recent SEC Form 4 filing on Tracefour is dated Jul 15, 2026.
What is WYSZOMIERSKI JACK L's total buy and sell value in the current window?
Inside the rolling retention window, WYSZOMIERSKI JACK L bought $0 and sold $4.6M based on SEC Form 4 filings.
What was WYSZOMIERSKI JACK L's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 99,574 EXEL shares on 2026-02-18, worth $4.4M, per SEC Form 4 filings.