Insiders who reported open-market trades in the last 12 months at the companies Eric W. Roberts 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.
Fred A. Middleton - $200K in CALC purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Eric W. Roberts is a corporate insider, tracked as CHIEF BUSINESS OFFICER, Director of CalciMedica, Inc. (CALC). InsiderAlpha holds 17 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 Eric W. Roberts submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Eric W. Roberts been buying or selling stock?
Recorded transactions: 16 open-market purchases ($341K) and 0 open-market sales across all tracked filings.
Eric W. Roberts is CHIEF BUSINESS OFFICER, Director of CalciMedica, Inc. (CALC). 17 SEC Form 4 filings on record going back to 2024, most recently on 21 August 2026. Most recent open-market trade: bought $8K of CALC on 18 September 2025. Lifetime open-market purchases: $341K.
Recent transactions
18
The latest 18 SEC Form 4 transactions reported by Eric W. Roberts.
InsiderAlpha's records for Eric W. Roberts go back to 2024: 17 primary Form 4 filings, an average of 5.7 per year. The typical open-market purchase is $21K (16 buys totaling $341K). The largest single buy on record is $200K of CALC in 2024. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
