Summary
Updated Aug 30, 2026
Wendy Liisa Harrington files SEC Form 4 reports at Accelerant Holdings (ARX). 2 SEC Form 4 filings on record, most recently on 25 July 2025.
Recent Transactions
3Every recent SEC Form 4 transaction Wendy Liisa Harrington has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Wendy Liisa Harrington go back to 2025: 2 primary Form 4 filings, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Wendy Liisa Harrington 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.
- Francis James Oneill - $11.50M of ARX open-market activity in the last 12 months
- Jeffrey L. Radke - $9.81M of ARX open-market activity in the last 12 months
- Nancy Hasley - $860K of ARX open-market activity in the last 12 months
- Jay Michael Green - $638K of ARX open-market activity in the last 12 months
- Matthew David Sternberg - $332K of ARX open-market activity in the last 12 months
- Christopher Lee-Smith - $197K of ARX 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 Wendy Liisa Harrington?
Wendy Liisa Harrington is a corporate insider of Accelerant Holdings (ARX). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Wendy Liisa Harrington last file a Form 4?
The most recent primary Form 4 on record is dated 25 July 2025, one of 2 filings going back to 2025.
Where can I see all of Wendy Liisa Harrington'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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