Summary
Updated Aug 30, 2026
Dalton E. Smart III is SVP Fin. - Global Controller of Merck & Co., Inc. (MRK). 5 SEC Form 4 filings on record, most recently on 7 May 2026. Most recent open-market trade: sold $287K of MRK on 6 February 2026. Lifetime open-market sales: $766K.
Recent Transactions
10Every recent SEC Form 4 transaction Dalton E. Smart III has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Dalton E. Smart III go back to 2026: 5 primary Form 4 filings, an average of 5.0 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 Dalton E. Smart III 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.
- Jennifer Zachary - $25.20M of MRK open-market activity in the last 12 months
- Richard R. Deluca - $11.29M of MRK open-market activity in the last 12 months
- Chirfi Guindo - $8.15M of MRK open-market activity in the last 12 months
- David Michael Williams - $8.13M of MRK open-market activity in the last 12 months
- Robert M. Davis - $5.60M of MRK open-market activity in the last 12 months
- Caroline Litchfield - $5.02M of MRK 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 Dalton E. Smart III?
Dalton E. Smart III is a corporate insider, tracked as SVP Fin. - Global Controller of Merck & Co., Inc. (MRK). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Dalton E. Smart III last file a Form 4?
The most recent primary Form 4 on record is dated 7 May 2026, one of 5 filings going back to 2026.
Has Dalton E. Smart III been buying or selling stock?
Recorded transactions: 0 open-market purchases and 2 open-market sales ($766K) across all tracked filings.
Where can I see all of Dalton E. Smart III'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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