Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Theodore Blegen 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 Hsing - $278.71M of MPWR open-market activity in the last 12 months
- Saria Tseng - $132.37M of MPWR open-market activity in the last 12 months
- Deming Xiao - $76.43M of MPWR open-market activity in the last 12 months
- Maurice Sciammas - $76.13M of MPWR open-market activity in the last 12 months
- Eugen J. Elmiger - $19.02M of MPWR open-market activity in the last 12 months
- Jeff Zhou - $3.25M of MPWR 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 Theodore Blegen?
Theodore Blegen is a corporate insider, tracked as EVP and CFO of MONOLITHIC POWER SYSTEMS, INC. (MPWR). InsiderAlpha holds 15 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Theodore Blegen last file a Form 4?
The most recent primary Form 4 on record is dated 10 February 2026, one of 15 filings going back to 2024.
Has Theodore Blegen been buying or selling stock?
Recorded transactions: 0 open-market purchases and 113 open-market sales ($52.83M) across all tracked filings.
Where can I see all of Theodore Blegen'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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