Summary
Updated Aug 31, 2026
William I. Miller is Director of CUMMINS INC (CMI). 4 SEC Form 4 filings on record going back to 2025, most recently on 13 May 2026. Most recent open-market trade: sold $4.22M of CMI on 13 February 2026. Lifetime open-market sales: $10.81M.
Recent Transactions
12Every recent SEC Form 4 transaction William I. Miller has reported, most recent first.
Trading Pattern
InsiderAlpha's records for William I. Miller go back to 2025: 4 primary Form 4 filings, an average of 2.0 per year. 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 William I. Miller 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.
- Mark Andrew Smith - $13.55M of CMI open-market activity in the last 12 months
- Jennifer Mary Bush - $5.98M of CMI open-market activity in the last 12 months
- Amy Rochelle Davis - $3.37M of CMI open-market activity in the last 12 months
- Donald G. Jackson - $2.84M of CMI open-market activity in the last 12 months
- Marvin Boakye - $2.37M of CMI open-market activity in the last 12 months
- Jennifer Rumsey - $2.17M of CMI 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 William I. Miller?
William I. Miller is a corporate insider, tracked as Director of CUMMINS INC (CMI). InsiderAlpha holds 4 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
When did William I. Miller last file a Form 4?
The most recent primary Form 4 on record is dated 13 May 2026, one of 4 filings going back to 2025.
Has William I. Miller been buying or selling stock?
Recorded transactions: 0 open-market purchases and 9 open-market sales ($10.81M) across all tracked filings.
Where can I see all of William I. Miller'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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