Summary
Updated Aug 31, 2026
Michael J. Warren files SEC Form 4 reports at MAXIMUS, INC. (MMS). 5 SEC Form 4 filings on record going back to 2024, most recently on 12 March 2026. Most recent open-market trade: bought $1K of MMS on 2 December 2025. Lifetime open-market purchases: $5K. Historical track record: 2/5 stars across 4 tracked purchases.
Recent Transactions
8Every recent SEC Form 4 transaction Michael J. Warren has reported, most recent first.
Track Record
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realized performance after each tracked open-market purchase.
| Metric | Value |
|---|---|
| InsiderAlpha rating | ★★☆☆☆ (2/5) |
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 50% |
| 90-day win rate | 25% |
| Avg 5-day return | -0.67% |
| Avg 30-day return | -0.23% |
| Avg 90-day return | -0.99% |
| Best 30-day return | +1.56% |
Trading Pattern
InsiderAlpha's records for Michael J. Warren go back to 2024: 5 primary Form 4 filings, an average of 1.7 per year. The typical open-market purchase is $1K (4 buys totaling $5K). The largest single buy on record is $1K of MMS in 2025. 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 Michael J. Warren 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.
- Michelle F. Link - $497K of MMS open-market activity in the last 12 months
- Bruce Caswell - $249K of MMS open-market activity in the last 12 months
- David Mutryn - $76K of MMS open-market activity in the last 12 months
- Jan Madsen - $54K of MMS open-market activity in the last 12 months
- Gayathri Rajan - $4K of MMS 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 Michael J. Warren?
Michael J. Warren is a corporate insider of MAXIMUS, INC. (MMS). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Michael J. Warren last file a Form 4?
The most recent primary Form 4 on record is dated 12 March 2026, one of 5 filings going back to 2024.
Has Michael J. Warren been buying or selling stock?
Recorded transactions: 4 open-market purchases ($5K) and 0 open-market sales across all tracked filings.
How accurate is Michael J. Warren's historical track record?
Across 4 tracked purchases, Michael J. Warren averaged -0.2% avg 30-day return with a 50% 30-day win rate. InsiderAlpha rates the track record at 2/5 stars.
Where can I see all of Michael J. Warren'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.
Learn More
Follow Michael J. Warren and every insider like them
A free account opens the full scored daily plan and every past day, a watchlist for any ticker, and 3 months of price history on every company page. No card.
Free plan available · Paid plans start with a 7-day free trial