Insiders who reported open-market trades in the last 12 months at the companies Robert Quartermain 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.
Robert Quartermain is a corporate insider, tracked as CHIEF EXECUTIVE OFFICER, Director of Dakota Gold Corp. (DC). InsiderAlpha holds 9 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
When did Robert Quartermain last file a Form 4?
The most recent primary Form 4 on record is dated 15 April 2026, one of 9 filings going back to 2024.
Has Robert Quartermain been buying or selling stock?
Recorded transactions: 11 open-market purchases ($427K) and 2 open-market sales ($1.80M) across all tracked filings.
Robert Quartermain is CHIEF EXECUTIVE OFFICER, Director of Dakota Gold Corp. (DC). 9 SEC Form 4 filings on record going back to 2024, most recently on 15 April 2026. Most recent open-market trade: sold $75K of DC on 15 April 2026. Lifetime open-market purchases: $427K. Lifetime open-market sales: $1.80M.
Recent transactions
17
The latest 17 SEC Form 4 transactions reported by Robert Quartermain.
InsiderAlpha's records for Robert Quartermain go back to 2024: 9 primary Form 4 filings, an average of 3.0 per year. The typical open-market purchase is $39K (11 buys totaling $427K). The largest single buy on record is $65K of DC in 2025. Sales side: 2 recorded sales totaling $1.80M, so the filing history runs sell-heavy by dollar value. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
