Summary
Updated Aug 31, 2026
Kevin M. Brennan is SVP, FINANCE AND ACCOUNTING of Xilio Therapeutics, Inc. (XLO). 3 SEC Form 4 filings on record going back to 2024, most recently on 5 January 2026. Most recent open-market trade: sold $1K of XLO on 5 January 2026. Lifetime open-market sales: $1K.
Recent Transactions
2Every recent SEC Form 4 transaction Kevin M. Brennan has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Kevin M. Brennan go back to 2024: 3 primary Form 4 filings, an average of 1.0 per year. 4 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Kevin M. 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.
- GILEAD SCIENCES, INC. - $2.00M of XLO open-market activity in the last 12 months
- James Samuel Shannon - $44K of XLO open-market activity in the last 12 months
- Christopher James Frankenfield - $5K of XLO 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 Kevin M. Brennan?
Kevin M. Brennan is a corporate insider, tracked as SVP, FINANCE AND ACCOUNTING of Xilio Therapeutics, Inc. (XLO). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Kevin M. Brennan last file a Form 4?
The most recent primary Form 4 on record is dated 5 January 2026, one of 3 filings going back to 2024.
Has Kevin M. Brennan been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($1K) across all tracked filings.
Where can I see all of Kevin M. 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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