Summary
Updated Aug 30, 2026
Lisa Lynn Decker is CHIEF BUSINESS OFFICER of IGM Biosciences, Inc. (IGMS). 3 SEC Form 4 filings on record going back to 2024, most recently on 23 July 2025. Most recent open-market trade: sold $6K of IGMS on 23 July 2025. Lifetime open-market sales: $14K.
Recent Transactions
2Every recent SEC Form 4 transaction Lisa Lynn Decker has reported, most recent first.
Other Insiders Active in the Same Stocks
Insiders who have reported open-market trades at the same companies as Lisa Lynn Decker. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- Mary Beth Harler - $31K of IGMS open-market activity on record
- Misbah Tahir - $24K of IGMS open-market activity on record
- Steven Weber - $4K of IGMS open-market activity on record
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Lisa Lynn Decker?
Lisa Lynn Decker is a corporate insider, tracked as CHIEF BUSINESS OFFICER of IGM Biosciences, Inc. (IGMS). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Lisa Lynn Decker last file a Form 4?
The most recent primary Form 4 on record is dated 23 July 2025, one of 3 filings going back to 2024.
Has Lisa Lynn Decker been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($14K) across all tracked filings.
Where can I see all of Lisa Lynn Decker'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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