Nathan K. Sleeper
Director · COLUMBUS MCKINNON CORP
Individual
- 2026
- Aug 19, 2026
- 3
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Nathan K. Sleeper 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 R. Linker - $148K in CMCO purchases and sales in the last 12 months
- Jon Adams - $121K in CMCO purchases and sales in the last 12 months
- Christopher J. Stephens - $47K in CMCO purchases and sales in the last 12 months
- Mark R. Paradowski - $29K in CMCO purchases and sales in the last 12 months
- Alan S. Korman - $6K in CMCO purchases and sales in the last 12 months
- Gregory P. Rustowicz - $5K in CMCO purchases and sales in the last 12 months
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Frequently asked questions
Who is Nathan K. Sleeper?
Nathan K. Sleeper is a corporate insider, tracked as Director of COLUMBUS MCKINNON CORP (CMCO). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Nathan K. Sleeper submitted recently?
2 primary Form 4 filings in the last 90 days, covering 2 companies.
