Marathon Bancorp
MBBC
12 hedge funds and large institutions have $9.42M invested in Marathon Bancorp in 2026 Q2 according to their latest regulatory filings, with 4 funds opening new positions, 1 increasing their positions, 3 reducing their positions, and 1 closing their positions.
300% more first-time investments, than exits
New positions opened: 4 | Existing positions closed: 1
33% more funds holding
Funds holding: 9 → 12 (+3)
17% more capital invested
Capital invested by funds: $8.08M → $9.42M (+$1.34M)
0.64% more ownership
Funds ownership: 20.85% → 21.49% (+0.64%)
67% less repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$158K |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
+$156K |
| 3 |
BlackRock
New York
|
+$120K |
| 4 |
MCM
Maltese Capital Management
New York
|
+$2.85K |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$1.28K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Vanguard Fiduciary Trust
Malvern,
Pennsylvania
|
-$70.7K |
| 2 |
MA
Minerva Advisors
Bala Cynwyd,
Pennsylvania
|
-$46.4K |
| 3 |
Vanguard Capital Management
Malvern,
Pennsylvania
|
-$8.21K |
| 4 |
TRCT
Tower Research Capital (TRC)
New York
|
-$3.06K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
MCM
1
Maltese Capital Management
New York
| $2.22M | +$2.85K | +198 | +0.1% |
|
2
AllianceBernstein
Nashville,
Tennessee
| $2.07M | – | – | – |
|
|
RA
3
Raffles Associates
New York
| $1.65M | – | – | – |
|
|
4
Vanguard Capital Management
Malvern,
Pennsylvania
| $1.16M | -$8.21K | -571 | -0.7% |
|
|
MA
5
Minerva Advisors
Bala Cynwyd,
Pennsylvania
| $852K | -$46.4K | -3,226 | -5% |
|
|
KA
6
KLCM Advisors
Milwaukee,
Wisconsin
| $524K | – | – | – |
|
|
SV
7
Stilwell Value
New York
| $306K | – | – | – |
|
|
8
Vanguard Fiduciary Trust
Malvern,
Pennsylvania
| $176K | -$70.7K | -4,920 | -30% |
|
|
9
Citadel Advisors
Miami,
Florida
| $168K | +$158K | +10,984 | New |
|
|
10
Geode Capital Management
Boston,
Massachusetts
| $166K | +$156K | +10,871 | New |
|
|
11
BlackRock
New York
| $128K | +$120K | +8,357 | New |
|
|
12
UBS Group
Zurich,
Switzerland
| $1.36K | +$1.28K | +89 | New |
|
|
TRCT
13
Tower Research Capital (TRC)
New York
| – | -$3.06K | -226 | Closed |
|
MBBC Hedge Fund Activity: Q2 2026 in Review
12 of the 8,153 institutional investors tracked by Wall St. Rank reported a position in Marathon Bancorp (MBBC) for Q2 2026, worth a combined $9.42M — up 17% from $8.08M a quarter earlier.
Buyers outnumbered sellers: 4 funds opened new MBBC positions and 1 closed out — a net gain of 3 holders — while 1 added to existing stakes and 3 trimmed.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $158K. The largest seller was Vanguard Fiduciary Trust, cutting an estimated $70.7K.
- 12 institutional investors held Marathon Bancorp (MBBC) as of Q2 2026, up from 9 in Q1 2026.
- Funds reported $9.42M of Marathon Bancorp stock for Q2 2026, up 17% quarter-over-quarter.
- 4 funds opened new Marathon Bancorp positions in Q2 2026 and 1 closed out, a net change of +3 holders.
- The largest Marathon Bancorp buyer in Q2 2026 was Citadel Advisors, an estimated $158K added.
- The largest Marathon Bancorp seller in Q2 2026 was Vanguard Fiduciary Trust, an estimated $70.7K sold.
Based on aggregated 13F filings for Q2 2026.