Mercantile Bank Corp
MBWM
200 hedge funds and large institutions have $590M invested in Mercantile Bank Corp in 2026 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 71 increasing their positions, 55 reducing their positions, and 16 closing their positions.
88% more first-time investments, than exits
New positions opened: 30 | Existing positions closed: 16
29% more repeat investments, than reductions
Existing positions increased: 71 | Existing positions reduced: 55
15% more capital invested
Capital invested by funds: $515M → $590M (+$75.7M)
5% more funds holding
Funds holding: 191 → 200 (+9)
1.85% more ownership
Funds ownership: 65.84% → 67.68% (+1.8%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Wellington Management Group
Boston,
Massachusetts
|
+$45.9M |
| 2 |
EF
Empowered Funds
Havertown,
Pennsylvania
|
+$4.06M |
| 3 |
Northern Trust
Chicago,
Illinois
|
+$3.37M |
| 4 |
Two Sigma Investments
New York
|
+$3.16M |
| 5 |
State Street
Boston,
Massachusetts
|
+$2.85M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
-$2.67M |
| 2 |
BlackRock
New York
|
-$2.58M |
| 3 |
JP Morgan Chase
New York
|
-$2.37M |
| 4 |
Morgan Stanley
New York
|
-$1.66M |
| 5 |
Marshall Wace
London,
United Kingdom
|
-$1.37M |
MBWM Hedge Fund Activity: Q1 2026 in Review
200 of the 8,191 institutional investors tracked by Wall St. Rank reported a position in Mercantile Bank Corp (MBWM) for Q1 2026, worth a combined $590M — up 15% from $515M a quarter earlier.
Buyers outnumbered sellers: 30 funds opened new MBWM positions and 16 closed out — a net gain of 14 holders — while 71 added to existing stakes and 55 trimmed.
The largest buyer was Wellington Management Group, adding an estimated $45.9M. The largest seller was Qube Research & Technologies (QRT), cutting an estimated $2.67M.
- 200 institutional investors held Mercantile Bank Corp (MBWM) as of Q1 2026, up from 191 in Q4 2025.
- Funds reported $590M of Mercantile Bank Corp stock for Q1 2026, up 15% quarter-over-quarter.
- 30 funds opened new Mercantile Bank Corp positions in Q1 2026 and 16 closed out, a net change of +14 holders.
- The largest Mercantile Bank Corp buyer in Q1 2026 was Wellington Management Group, an estimated $45.9M added.
- The largest Mercantile Bank Corp seller in Q1 2026 was Qube Research & Technologies (QRT), an estimated $2.67M sold.
Based on aggregated 13F filings for Q1 2026.