Peter Sack
Co-Chief Executive Officer, Director · Chicago Atlantic Real Estate Finance, Inc.
- 2025
- Aug 21, 2026
- 5
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Peter Sack 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.
- John Mazarakis - $869K in REFI purchases and sales in the last 12 months
- Anthony Cappell - $468K in REFI purchases and sales in the last 12 months
- Jason D. Papastavrou - $228K in REFI purchases and sales in the last 12 months
- Brandon Konigsberg - $86K in REFI purchases and sales in the last 12 months
- David Kite - $63K in REFI purchases and sales in the last 12 months
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Peter Sack?
Peter Sack is a corporate insider, tracked as Co-Chief Executive Officer, Director of Chicago Atlantic Real Estate Finance, Inc. (REFI). InsiderAlpha holds 5 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Peter Sack submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Peter Sack been buying or selling stock?
Recorded transactions: 6 open-market purchases ($169K) and 0 open-market sales across all tracked filings.
