Summary
Updated Aug 31, 2026
Robert Holmes Swan files SEC Form 4 reports at MICRON TECHNOLOGY INC (MU). 14 SEC Form 4 filings on record going back to 2024, most recently on 2 July 2026. Most recent open-market trade: bought $746K of ADP on 11 May 2026. Lifetime open-market purchases: $2.25M. Historical track record: 4/5 stars across 4 tracked purchases.
Recent Transactions
8Every recent SEC Form 4 transaction Robert Holmes Swan 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 | ★★★★☆ (4/5) |
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 100% |
| 90-day win rate | 75% |
| Avg 5-day return | +2.74% |
| Avg 30-day return | +6.38% |
| Avg 90-day return | +13.31% |
| Best 30-day return | +14.31% |
Trading Pattern
InsiderAlpha's records for Robert Holmes Swan go back to 2024: 14 primary Form 4 filings, an average of 4.7 per year. The typical open-market purchase is $562K (4 buys totaling $2.25M). The largest single buy on record is $746K of ADP in 2026. 1 recorded transaction carries a Rule 10b5-1 flag, meaning it was 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 Robert Holmes Swan 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.
- Sanjay Mehrotra - $152.37M of MU open-market activity in the last 12 months
- April S. Arnzen - $59.71M of MU open-market activity in the last 12 months
- Sumit Sadana - $34.87M of MU open-market activity in the last 12 months
- Mark J. Murphy - $28.39M of MU open-market activity in the last 12 months
- Scott J. Deboer - $18.27M of MU open-market activity in the last 12 months
- Manish H. Bhatia - $10.41M of MU 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 Robert Holmes Swan?
Robert Holmes Swan is a corporate insider of MICRON TECHNOLOGY INC (MU). InsiderAlpha holds 14 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Robert Holmes Swan submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Robert Holmes Swan been buying or selling stock?
Recorded transactions: 4 open-market purchases ($2.25M) and 0 open-market sales across all tracked filings.
How accurate is Robert Holmes Swan's historical track record?
Across 4 tracked purchases, Robert Holmes Swan averaged +6.4% avg 30-day return with a 100% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Robert Holmes Swan'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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