WYSZOMIERSKI JACK L — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

WYSZOMIERSKI JACK L has filed 5 SEC Form 4 filings across 3 companies in the last 90 days — selling. Lifetime open-market sales: $4.91M.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-07-15XOMAXOMA Royalty CorpJ — Other acquisition / disposition21.8K
2026-06-03EXELEXELIXIS, INC.S — Open-market sale3.9K$50.55$198K
2026-05-29EXELEXELIXIS, INC.A — Grant or award8.4K$0.00
2026-05-26XOMAXOMA Royalty CorpA — Grant or award3.6K$0.00
2026-05-14SITESiteOne Landscape Supply, Inc.A — Grant or award1.2K$0.00
2026-03-26XOMAXOMA Royalty CorpM — Option exercise3.0K$11.20$34K
2026-02-21EXELEXELIXIS, INC.S — Open-market sale [10b5-1]99.6K$44.01$4.38M
2026-02-21EXELEXELIXIS, INC.M — Option exercise [10b5-1]20.6K$19.77$408K
2025-06-03EXELEXELIXIS, INC.S — Open-market sale7.5K$43.09$325K
2025-05-29EXELEXELIXIS, INC.A — Grant or award9.8K$0.00
2025-05-21XOMAXOMA Royalty CorpA — Grant or award6.0K$0.00
2025-05-14SITESiteOne Landscape Supply, Inc.A — Grant or award1.1K$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is WYSZOMIERSKI JACK L?

WYSZOMIERSKI JACK L is a corporate insider — currently tracked as Insider of XOMA Royalty Corp (XOMA). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has WYSZOMIERSKI JACK L submitted recently?

5 primary Form 4 filings in the last 90 days, covering 3 companies.

Has WYSZOMIERSKI JACK L been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 3 open-market sales ($4.91M) across all tracked filings.

Where can I see all of WYSZOMIERSKI JACK L's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

Open the live WYSZOMIERSKI JACK L profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.