Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies David Lunin 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.
- Heritage Group - $20.40M in CLMT purchases and sales in the last 12 months
- Frank Kavanaugh - $949K in MDRR purchases and sales in the last 12 months
- Marc Carlson - $270K in MDRR purchases and sales in the last 12 months
- Daniel J. Sajkowski - $267K in CLMT purchases and sales in the last 12 months
- Charles Brent Winn Jr. - $45K in MDRR purchases and sales in the last 12 months
- John G. Boss - CLMT
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is David Lunin?
David Lunin is a corporate insider, tracked as EVP - CFO of Calumet, Inc. /DE (CLMT). InsiderAlpha holds 2 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did David Lunin last file a Form 4?
The most recent primary Form 4 on record is dated 27 February 2026, one of 2 filings going back to 2026.
