Summary
Updated Aug 30, 2026
Mary K. Brainerd is Director of STRYKER CORP (SYK). 2 SEC Form 4 filings on record going back to 2025, most recently on 8 May 2026.
Recent Transactions
2Every recent SEC Form 4 transaction Mary K. Brainerd has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Mary K. Brainerd files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Ronda E. Stryker - $580.89M of SYK open-market activity in the last 12 months
- M. Kathryn Fink - $2.47M of SYK open-market activity in the last 12 months
- Robert S. Fletcher - $1.39M of SYK open-market activity in the last 12 months
- William E. Berry Jr. - $714K of SYK open-market activity in the last 12 months
- Debra King - $278K of SYK open-market activity in the last 12 months
- James Andrew Pierce - $175K of SYK 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 Mary K. Brainerd?
Mary K. Brainerd is a corporate insider, tracked as Director of STRYKER CORP (SYK). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Mary K. Brainerd last file a Form 4?
The most recent primary Form 4 on record is dated 8 May 2026, one of 2 filings going back to 2025.
Where can I see all of Mary K. Brainerd'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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