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Jack Wyszomierski Insider Profile
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Jack Wyszomierski, Director at Exelixis, holds 279.94K shares in Exelixis (Ticker: EXEL), holds 18.50K shares in XOMA Royalty Corporation (Ticker: XOMA), holds 17.93K shares in SiteOne Landscape Supply (Ticker: SITE).
Jack Wyszomierski has not reported sufficient informative transactions and therefore cannot be ranked.
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Insider Holdings
Insider Roles
Roles that Jack Wyszomierski holds in companies
Most Profitable Insider Trade
Currently, no data available
The most profitable trade made by Jack Wyszomierski
Jack Wyszomierski's Trading History
Exelixis
Feb 20, 2026
Director
Uninformative Buy
407.93K
$11.55M
SiteOne Landscape Supply
May 16, 2025
Director
Uninformative Buy
―
$2.29M
XOMA Royalty Corporation
May 23, 2025
Director
Uninformative Buy
―
$531.25K
Athersys
Jan 11, 2023
Director
Uninformative Buy
―
―
List of latest transactions for each holding click on a transaction to see Jack Wyszomierski's performance on stock
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Jack Wyszomierski insider profile FAQ
What is the percentage of profitable transactions made by Jack Wyszomierski?
The percentage of profitable transactions made by Jack Wyszomierski is ―.
What is the average return per transaction made by Jack Wyszomierski?
The average return per transaction made by Jack Wyszomierski is ―.
What stocks does Jack Wyszomierski hold?
Jack Wyszomierski holds: EXEL, SITE, XOMA, ATHXQ stocks.
What was Jack Wyszomierski’s latest transaction?
Jack Wyszomierski latest transaction was an Uninformative Buy of $407.93K.
What was Jack Wyszomierski's most profitable transaction?
Jack Wyszomierski’s most profitable transaction was an Uninformative Buy of stock on ―. The return on the trade was ―.
What is Jack Wyszomierski's role in Exelixis?
Jack Wyszomierski's role in Exelixis is Director.
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