Summary
Updated Aug 30, 2026
Patrick Sean Brennan is EVP, Chief Financial Officer of SELECTIVE INSURANCE GROUP INC (SIGI). 2 SEC Form 4 filings on record going back to 2024, most recently on 27 October 2025. Most recent open-market trade: bought $206K of SIGI on 27 October 2025. Lifetime open-market purchases: $206K.
Recent Transactions
2Every recent SEC Form 4 transaction Patrick Sean Brennan 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 Patrick Sean Brennan 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.
- Michael H. Lanza - $1.61M of SIGI open-market activity in the last 12 months
- Anthony D. Harnett - $174K of SIGI open-market activity in the last 12 months
- Lisa R. Bacus - $51K of SIGI 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 Patrick Sean Brennan?
Patrick Sean Brennan is a corporate insider, tracked as EVP, Chief Financial Officer of SELECTIVE INSURANCE GROUP INC (SIGI). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Patrick Sean Brennan last file a Form 4?
The most recent primary Form 4 on record is dated 27 October 2025, one of 2 filings going back to 2024.
Has Patrick Sean Brennan been buying or selling stock?
Recorded transactions: 1 open-market purchase ($206K) and 0 open-market sales across all tracked filings.
Where can I see all of Patrick Sean Brennan'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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