Summary
Updated Aug 30, 2026
Jeanne K. Mason is EVP, Chief HR Officer of BAXTER INTERNATIONAL INC (BAX). 1 SEC Form 4 filing on record, dated 16 December 2025.
Recent Transactions
1Every recent SEC Form 4 transaction Jeanne K. Mason has reported, most recent first.
Other Insiders Active in the Same Sector
No other insider has filed at Jeanne K. Mason's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- Michael Benkowitz - $199.02M of UTHR open-market activity in the last 12 months
- John Oyler - $198.67M of ONC open-market activity in the last 12 months
- BVF PARTNERS L P - $173.67M of KYMR open-market activity in the last 12 months
- BAKER BROS. ADVISORS LP - $172.50M of KYMR open-market activity in the last 12 months
- Keith S. Manchester - $154.47M of ROIV open-market activity in the last 12 months
- QVT Financial LP - $147.38M of ROIV open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Jeanne K. Mason?
Jeanne K. Mason is a corporate insider, tracked as EVP, Chief HR Officer of BAXTER INTERNATIONAL INC (BAX). InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Jeanne K. Mason last file a Form 4?
The only primary Form 4 on record is dated 16 December 2025.
Where can I see all of Jeanne K. Mason'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.
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