Summary
Updated Aug 30, 2026
Mairead Magner is Senior Vice President of Trane Technologies plc (TT). 5 SEC Form 4 filings on record going back to 2024, most recently on 6 March 2026. Most recent open-market trade: sold $1.80M of TT on 5 December 2024. Lifetime open-market sales: $1.80M.
Recent Transactions
7Every recent SEC Form 4 transaction Mairead Magner 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 Mairead Magner 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.
- David S. Regnery - $48.28M of TT open-market activity in the last 12 months
- Donald E. Simmons - $8.10M of TT open-market activity in the last 12 months
- Christopher J. Kuehn - $4.98M of TT open-market activity in the last 12 months
- Elizabeth A. Elwell - $787K of TT open-market activity in the last 12 months
- John A. Hayes - $172K of TT open-market activity in the last 12 months
- Melissa N. Schaeffer - $68K of TT 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 Mairead Magner?
Mairead Magner is a corporate insider, tracked as Senior Vice President of Trane Technologies plc (TT). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Mairead Magner last file a Form 4?
The most recent primary Form 4 on record is dated 6 March 2026, one of 5 filings going back to 2024.
Has Mairead Magner been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($1.80M) across all tracked filings.
Where can I see all of Mairead Magner'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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