MBBC Marathon Bancorp, Inc. /MD/: institutional ownership and insider trading
13 funds reported holding $10.6M of Marathon Bancorp, Inc. /MD/ in their latest 13F filings; in Q2 2026 funds net bought $329K, with 4 new positions and 1 funds selling out; over the last 12 months insiders bought $146K and sold $0 on the open market.
Famous investors holding MBBC
- Ken Griffin (Citadel Advisors): $168K, 0.0% of the portfolio
Largest institutional holders of MBBC
- MALTESE CAPITAL MANAGEMENT LLC — $2.22M
- ALLIANCEBERNSTEIN L.P. — $2.07M
- RAFFLES ASSOCIATES LP — $1.65M
- VANGUARD CAPITAL MANAGEMENT LLC — $1.16M
- VANGUARD GROUP INC — $1.13M
- Minerva Advisors LLC — $852K
- KLCM Advisors, Inc. — $524K
- Stilwell Value LLC — $306K
- VANGUARD FIDUCIARY TRUST CO — $176K
- CITADEL ADVISORS LLC — $168K
Recent MBBC insider trades
- Jun 16, 2026: Zillges Nicholas W bought 970 shares ($14.6K)
- Jun 10, 2026: Spatz Nora bought 3,819 shares ($54.8K)
- Jun 10, 2026: Zillges Nicholas W bought 1,076 shares ($15.4K)
- Jun 10, 2026: Knopf Michelle bought 1,041 shares ($14.9K)
5%+ owners
- Marathon Bank 401(k) Plan Trust: 7.3% (Schedule 13G/A, filed Jul 1, 2026)