Summary
Updated Aug 30, 2026
Michael L. Dreyer is Director of F5, INC. (FFIV). 6 SEC Form 4 filings on record going back to 2025, most recently on 13 March 2026. Most recent open-market trade: sold $866K of FFIV on 23 February 2026. Lifetime open-market sales: $3.06M.
Recent Transactions
6Every recent SEC Form 4 transaction Michael L. Dreyer 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 Michael L. Dreyer 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.
- BAIN CAPITAL INVESTORS LLC - $1.08B of COHR open-market activity in the last 12 months
- Giovanni Barbarossa - $18.08M of COHR open-market activity in the last 12 months
- Francois Locoh-Donou - $6.03M of FFIV open-market activity in the last 12 months
- Joseph J. Corasanti - $4.42M of COHR open-market activity in the last 12 months
- Sherri R. Luther - $3.60M of COHR open-market activity in the last 12 months
- Thomas Dean Fountain - $3.54M of FFIV 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 L. Dreyer?
Michael L. Dreyer is a corporate insider, tracked as Director of F5, INC. (FFIV). InsiderAlpha holds 6 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did Michael L. Dreyer last file a Form 4?
The most recent primary Form 4 on record is dated 13 March 2026, one of 6 filings going back to 2025.
Has Michael L. Dreyer been buying or selling stock?
Recorded transactions: 0 open-market purchases and 3 open-market sales ($3.06M) across all tracked filings.
Where can I see all of Michael L. Dreyer'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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