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Insider Cluster (8 insiders) ·Filed Jun 11, 2026

MBBC

Marathon Bancorp, Inc. /MD/
NEUTRAL
Impact 2/10
Horizondays Processed4mo ago
Insider cluster: 4 insiders, $0.0M total
Actionable Insight • Neutral

The small dollar amount of insider buying is not material enough to drive stock movement. Monitor for any upcoming corporate filings (earnings, M&A, or regulatory events) that could provide context for the purchases. Given the low market cap and thin liquidity, even small trades can appear proportionally larger, but the absolute value remains trivial.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
MBBC ▲ +7.00% at T+60d
NEUTRAL call +7.00% · α vs SPY +3.73% · entry $14.29 → $15.29
Entry = T+0 close
Jun 11, 2026
via day close
T+1d
+1.82%
call +1.82% · α +0.06%
$14.55
settled 5mo ago
T+5d
+7.14%
call +7.14% · α +6.47%
$15.31
settled 4mo ago
T+20d
+6.16%
call +6.16% · α +4.38%
$15.17
settled 4mo ago
T+60d
+7.00%
call +7.00% · α +3.73%
$15.29
settled 7w ago

Price Chart

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Executive Summary

Four MBBC executives, including the CEO, made small open-market purchases totaling ~$17K on June 10, 2026, representing 0.04% of the $43M market cap. Simultaneously, the company granted non-cash stock awards to eight insiders. The dollar amount is negligible, making this a routine insider activity event.

Key Financial Metrics

Direction
buying
Total Value
$17.0K
Insiders
8

Key Facts

  • CEO Nicholas Zillges purchased 170 shares at $14.75 for ~$2.5K
  • EVP/COO Michelle Knopf purchased 164 shares at $14.75 for ~$2.4K
  • EVP/CAO Nora Spatz purchased 602 shares at $14.75 for ~$8.9K
  • SVP/CCO Terry Cornish purchased 219 shares at $14.75 for ~$3.2K
  • Total open-market purchases: ~$17K, or 0.04% of market cap
  • Non-cash stock grants of $0 value were also awarded to 8 insiders on June 15

Financial Impact

$17K in open-market purchases, negligible relative to $43M market cap

insider buying

Risk Factors

  • Low trading volume could amplify price moves on small order flow
  • Small market cap ($43M) increases volatility risk

Market Snapshot

Exchange
Nasdaq
Sector
Savings Institutions, Not Federally Chartered

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-MBBC-1781643006627
7 reports for MBBC
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for MBBC — sortable, filterable
TypeNow
Oct 13, 2026
13d ago
DEF 14A
NEUTRAL ★ 3/10
$14.84awaiting T+60—$14.67 (−1.11%)
Oct 1, 2026
25d ago
8-K
NEUTRAL ★ 2/10
$15.03awaiting T+60—$14.67 (−2.40%)
Jun 11, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$14.29 $15.29▲ +7.00%▲ +3.73%$14.67 (+2.66%)
Jun 11, 2026
19w ago
Insider Cluster
NEUTRAL ★ 2/10
$14.29 $15.29▲ +7.00%▲ +3.73%$14.67 (+2.66%)
Jun 11, 2026
19w ago
Insider Cluster
BULLISH ★ 5/10
$14.29 $15.29▲ +7.00%▲ +3.73%$14.67 (+2.66%)
May 28, 2026
21w ago
8-K
NEUTRAL ★ 2/10
$13.84 $15.14▲ +9.36%▲ +8.17%$14.67 (+6.00%)
Apr 24, 2026
26w ago
8-K
NEUTRAL ★ 4/10
$14.97 $15.27▲ +2.00%▼ −3.08%$14.67 (−2.00%)
Showing 7 of 7

US Market Status

Market Closed — Opens in 6h 59m

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Report published Jun 16, 2026