Latest Period
Q1 2026
Security Snapshot
MERCANTILE BANK CORP - Common Stock (MBWM) Institutional Ownership
CUSIP: 587376104
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
199
Shares (Excl. Options)
11,690,851
Price
$50.50
Save this security page for your next review
Keep this CUSIP in your watchlists so you can revisit quarter changes from one place. If you create an account from here, we will bring you back after verification.
- Security type / class
- Equity / Common Stock
- Symbol
- MBWM on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 11,690,851
- Total 13F value
- $590,296,490
- Portfolio coverage rank
- 0%
- Share change
- +987,825
- Value change
- +$50,296,608
- Number of holders
- 199
- Shares outstanding
- 17,232,333
- SEC-reported price per share
- $57.42
- Insider filing price
- $57.42
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- MBWM - MERCANTILE BANK CORP - Common Stock is tracked under CUSIP 587376104.
- 199 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 199 to 8 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $590,296,490 to $6,372,827.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 199 institutions filings for Q1 2026.
Security key
587376104
Latest holder period
Q1 2026
13F holders
199
13D/G owners
3
CIK / CUSIP context first
Open Q1 2026 holders
MBWM full holder history
MERCANTILE BANK CORP SEC filings
MERCANTILE BANK CORP company facts
MERCANTILE BANK CORP insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 587376104:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
3
Security
MBWM
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. | 7.5% | $48,564,327 | 1,223,591 | BlackRock, Inc. | 31 Mar 2025 | |||
| WELLINGTON MANAGEMENT GROUP LLP | 6.9% | $60,046,066 | 1,189,031 | Wellington Management Group LLP | 31 Mar 2026 | |||
| DIMENSIONAL FUND ADVISORS LP | 6% | $49,614,428 | 1,031,485 | Dimensional Fund Advisors LP | 31 Dec 2025 |
As of 31 Mar 2026, 199 institutional investors reported holding 11,690,851 shares of MERCANTILE BANK CORP - Common Stock (MBWM). This represents 68% of the company’s total 17,232,333 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
54%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.1% | 1,388,714 | -3.5% | 0% | $70,130,051 |
| WELLINGTON MANAGEMENT GROUP LLP | 6.9% | 1,189,031 | +303% | 0.01% | $60,046,066 |
| DIMENSIONAL FUND ADVISORS LP | 6% | 1,032,888 | +0.14% | 0.01% | $52,160,616 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.1% | 704,324 | 0% | 0% | $35,568,362 |
| AMERICAN CENTURY COMPANIES INC | 3.3% | 561,467 | +8.4% | 0.01% | $28,354,083 |
| STATE STREET CORP | 2.9% | 502,468 | +12% | 0% | $25,374,634 |
| RENAISSANCE TECHNOLOGIES LLC | 2.7% | 472,213 | -4.8% | 0.04% | $23,846,757 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.5% | 435,012 | +8% | 0% | $21,972,642 |
| NORTH STAR ASSET MANAGEMENT INC | 2.2% | 383,180 | +2.3% | 0.84% | $19,350,590 |
| LSV ASSET MANAGEMENT | 1.6% | 283,186 | -4% | 0.03% | $14,301,000 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.6% | 275,321 | 0% | 0% | $13,903,711 |
| NORTHERN TRUST CORP | 1.3% | 232,600 | +39% | 0% | $11,746,301 |
| Tributary Capital Management, LLC | 1.3% | 224,632 | -2.9% | 1.1% | $11,343,930 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 1.1% | 191,153 | -5.7% | 0.03% | $9,653,227 |
| TWO SIGMA INVESTMENTS, LP | 1.1% | 181,647 | +51% | 0.01% | $9,173,174 |
| JPMORGAN CHASE & CO | 0.86% | 148,858 | -24% | 0% | $7,447,366 |
| AQR CAPITAL MANAGEMENT LLC | 0.85% | 146,713 | -8.1% | 0% | $7,409,015 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.82% | 140,446 | +5.4% | 0% | $7,092,523 |
| BANC FUNDS CO LLC | 0.76% | 131,160 | +0.24% | 1.2% | $6,623,580 |
| MERCER GLOBAL ADVISORS INC /ADV | 0.75% | 129,257 | +18% | 0.01% | $6,527,459 |
| MORGAN STANLEY | 0.74% | 127,235 | -20% | 0% | $6,425,404 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.73% | 126,269 | +5.1% | 0.13% | $6,376,585 |
| ProShare Advisors LLC | 0.73% | 125,631 | -3.4% | 0.01% | $6,344,368 |
| GOLDMAN SACHS GROUP INC | 0.65% | 112,721 | -16% | 0% | $5,692,427 |
| VANGUARD FIDUCIARY TRUST CO | 0.64% | 110,259 | 0% | 0% | $5,568,080 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q1 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 110,983 | $6,372,827 | +$72,635 | $57.42 | 8 |
| 2026 Q1 | 11,690,851 | $590,296,490 | +$50,296,608 | $50.50 | 199 |
| 2025 Q4 | 10,704,142 | $514,786,933 | +$4,319,332 | $48.10 | 192 |
| 2025 Q3 | 10,615,170 | $477,695,297 | +$7,571,481 | $45.00 | 198 |
| 2025 Q2 | 10,419,226 | $483,578,601 | +$2,319,075 | $46.41 | 194 |
| 2025 Q1 | 10,396,976 | $451,661,203 | +$3,757,697 | $43.44 | 193 |
| 2024 Q4 | 10,287,097 | $457,638,184 | +$13,021,558 | $44.49 | 178 |
| 2024 Q3 | 9,968,474 | $435,506,245 | +$4,609,690 | $43.72 | 160 |
| 2024 Q2 | 9,838,535 | $399,126,506 | +$7,152,043 | $40.57 | 160 |
| 2024 Q1 | 9,672,680 | $372,329,145 | +$6,993,581 | $38.49 | 153 |
| 2023 Q4 | 9,445,794 | $381,423,015 | +$11,595,105 | $40.38 | 141 |
| 2023 Q3 | 9,165,128 | $283,289,338 | +$4,561,025 | $30.91 | 131 |
| 2023 Q2 | 9,053,634 | $250,138,193 | -$2,218,763 | $27.62 | 116 |
| 2023 Q1 | 9,094,065 | $278,024,632 | +$6,327,631 | $30.58 | 125 |
| 2022 Q4 | 8,974,884 | $300,477,169 | +$6,342,442 | $33.48 | 131 |
| 2022 Q3 | 8,809,689 | $261,750,434 | -$3,007,806 | $29.71 | 118 |
| 2022 Q2 | 8,859,006 | $283,037,450 | +$9,888,207 | $31.95 | 126 |
| 2022 Q1 | 8,684,426 | $307,673,794 | +$7,351,559 | $35.42 | 121 |
| 2021 Q4 | 8,476,688 | $296,890,129 | +$2,200,043 | $35.03 | 118 |
| 2021 Q3 | 8,396,693 | $268,843,156 | -$6,585,348 | $32.03 | 112 |
| 2021 Q2 | 8,601,304 | $259,880,687 | -$8,580,353 | $30.20 | 110 |
| 2021 Q1 | 8,877,213 | $288,413,414 | -$3,697,437 | $32.47 | 113 |
| 2020 Q4 | 8,992,541 | $244,331,400 | +$6,611,132 | $27.17 | 99 |
| 2020 Q3 | 8,688,099 | $156,565,475 | -$3,248,352 | $18.02 | 93 |
| 2020 Q2 | 8,843,279 | $199,807,648 | -$15,141 | $22.60 | 98 |