Thomas L. Grimm
Director · Marathon Bancorp, Inc. /MD/
Individual
- 2026
- Jun 16, 2026
- 3
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Thomas L. Grimm 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.
- Nicholas W. Zillges - $57K in MBBC purchases and sales in the last 12 months
- Nora Spatz - $55K in MBBC purchases and sales in the last 12 months
- Terry Cornish - $20K in MBBC purchases and sales in the last 12 months
- Michelle Knopf - $15K in MBBC purchases and sales in the last 12 months
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Frequently asked questions
Who is Thomas L. Grimm?
Thomas L. Grimm is a corporate insider, tracked as Director of Marathon Bancorp, Inc. /MD/ (MBBC). InsiderAlpha holds 3 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Thomas L. Grimm last file a Form 4?
The most recent primary Form 4 on record is dated 16 June 2026, one of 3 filings going back to 2026.
