MBBC Marathon Bancorp, Inc. /MD/ Insider Trading

SVP/CCO Terry Cornish purchases 1,389 shares for $19,930.09 across 6 transactions; cluster buy with 3 other insiders in 14 days

Terry Cornish, SVP and CCO at Marathon Bancorp, executed 6 separate purchases totaling 1,389 shares for $19,930.09 between June 3–10, 2026, at a blended average price of $14.35, increasing his holdings by 5.4%. The timing coincides with a cluster pattern: 3 other insiders also bought within the past 14 days. The current price of $14.30 sits 9.2% below the 52-week high of $15.75, and the stock has declined 5.5% over the past 30 days while rising 3.1% over 90 days. The P/E ratio of 38.65 and market cap of $42.2M provide context on the company's valuation profile at the time of these purchases.

EVP/COO Michelle Knopf purchased 1,041 shares at MBBC for $14,936.81 across 6 transactions (Jun 3-10), raising holdings 5.7%

Michelle Knopf, EVP and COO of Marathon Bancorp, executed 6 separate share purchases totaling 1,041 shares for $14,936.81 over a one-week window (2026-06-03 through 2026-06-10), with a blended average price of $14.35. The transaction prices ranged from $13.75 to $14.75, near the current price of $14.30 and within the 52-week range of $9.90–$15.75. Post-transaction holdings increased to 19,339 shares, a net gain of 5.7% relative to pre-transaction holdings of 18,298 shares. The accumulation occurred in the context of stock performance that was -9.2% from the 52-week high and -5.5% over the prior 30 days, though up 3.1% over 90 days.

Marathon CEO Nicholas Zillges purchased 1,076 shares over 6 trading days at blended $14.35 avg, adding $15,439.55 to position

Nicholas W Zillges, President and CEO of Marathon Bancorp, executed 6 separate purchases totaling 1,076 shares for $15,439.55 between June 3–10, 2026, at prices ranging from $13.75 to $14.75 and a blended average of $14.35. This increased his holdings from 50.1K to 51.2K shares (+2.1%). The purchases occurred while the stock traded near the lower end of its 52-week range ($9.90–$15.75), currently at $14.30 and down 5.5% over 30 days despite a +3.1% 90-day gain. His track record across tickers shows 8 prior open-market buys with a 100.00% 90-day win rate (avg +10.4% return), and at Marathon specifically, 4 of 4 prior measurable buys were well-timed at the 90-day mark, most recently delivering +16.9% (November 2025) and +22.2% (November 2025). The pattern of consistent accumulation at favorable entry points, combined with a demonstrated ability to execute well-timed trades at this ticker, suggests conviction in the company's near-term prospects.

EVP Nora Spatz bought 3,819 shares of MBBC for $54,797.25; cluster buy with 2 other insiders in 14 days

Nora Spatz, EVP and CAO at Marathon Bancorp, executed 6 purchases totaling 3,819 shares for $54,797.25 across June 3–10, 2026, at prices ranging from $13.75 to $14.75—near the blended average of $14.35 and close to the current price of $14.30. This represents a 10.7% increase in her holdings from 35,701 to 39,520 shares. The transaction occurs as part of a cluster pattern: 2 other insiders also bought within the past 14 days. The stock is currently trading 9.2% below its 52-week high of $15.75 and down 5.5% over the past 30 days, though up 3.1% over 90 days. The company's fundamentals show a P/E of 38.65 with net income of $487,863.00 and a market cap of $42,195,667.80. The simultaneous buying activity by multiple insiders suggests coordinated interest, though no public context (earnings, strategic announcement, or price recovery) is provided to explain the timing.