MERCANTILE BANK CORP (MBWM) Top Institutional Shareholders
MERCANTILE BANK CORP (MBWM) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $564.12M in MBWM holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of MBWM tracked by InsiderSet, reporting ownership valued at approximately $70.13M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $73.96M, representing an estimated gain of +5.47% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 62% of the total disclosed MBWM value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Wellington Management Group Llp, Dimensional Fund Advisors Lp, and several other long-term asset managers with concentrated positions in MERCANTILE BANK CORP (MBWM).
This page ranks the largest institutional MBWM shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
196
Total Reported Value
$564.12M
Largest Holder
Blackrock, Inc.
Largest Position
$70.13M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
172
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 1,388,714 | $70,130,051 | $73,962,908 | +$3,832,857 | +5.47% | |
| Wellington Management Group Llp | 0.01% | 1,189,031 | $60,046,066 | $63,327,791 | +$3,281,725 | +5.47% | |
| Dimensional Fund Advisors Lp | 0.01% | 1,032,888 | $52,160,616 | $55,011,615 | +$2,850,999 | +5.47% | |
| Vanguard Capital Management Llc | 0.00% | 704,324 | $35,568,362 | $37,512,296 | +$1,943,934 | +5.47% | |
| American Century Companies Inc | 0.01% | 561,467 | $28,354,083 | $29,903,732 | +$1,549,649 | +5.47% | |
| State Street Corp | 0.00% | 502,468 | $25,374,634 | $26,761,446 | +$1,386,812 | +5.47% | |
| Renaissance Technologies LLC | Jim Simons | 0.04% | 472,213 | $23,846,757 | $25,150,064 | +$1,303,307 | +5.47% |
| Geode Capital Management, Llc | 0.00% | 435,012 | $21,972,642 | $23,168,739 | +$1,196,097 | +5.44% | |
| North Star Asset Management Inc | 0.84% | 383,180 | $19,350,590 | $20,408,167 | +$1,057,577 | +5.47% | |
| Vanguard Portfolio Management Llc | 0.00% | 275,321 | $13,903,711 | $14,663,596 | +$759,885 | +5.47% | |
| Northern Trust Corp | 0.00% | 232,600 | $11,746,301 | $12,388,276 | +$641,975 | +5.47% | |
| Tributary Capital Management, Llc | 1.10% | 224,632 | $11,343,930 | $11,963,900 | +$619,970 | +5.47% | |
| Hotchkis & Wiley Capital Management Llc | 0.03% | 191,153 | $9,653,227 | $10,180,809 | +$527,582 | +5.47% | |
| Two Sigma Investments, Lp | 0.01% | 181,647 | $9,173,174 | $9,674,519 | +$501,345 | +5.47% | |
| Aqr Capital Management Llc | 0.00% | 146,713 | $7,409,015 | $7,813,934 | +$404,919 | +5.47% | |
| Charles Schwab Investment Management Inc | 0.00% | 140,446 | $7,092,523 | $7,480,154 | +$387,631 | +5.47% | |
| Banc Funds Co Llc | 1.23% | 131,160 | $6,623,580 | $6,985,582 | +$362,002 | +5.47% | |
| Mercer Global Advisors Inc | 0.01% | 129,257 | $6,527,459 | $6,884,228 | +$356,769 | +5.47% | |
| Morgan Stanley | 0.00% | 127,236 | $6,425,485 | $6,776,589 | +$351,104 | +5.46% | |
| Bridgeway Capital Management, Llc | 0.13% | 126,269 | $6,376,585 | $6,725,087 | +$348,502 | +5.47% | |
| Proshare Advisors Llc | 0.01% | 125,631 | $6,344,368 | $6,691,107 | +$346,739 | +5.47% | |
| Goldman Sachs Group Inc | 0.00% | 112,721 | $5,692,427 | $6,003,520 | +$311,093 | +5.47% | |
| Vanguard Fiduciary Trust Co | 0.00% | 110,259 | $5,568,080 | $5,872,394 | +$304,314 | +5.47% | |
| Bank Of New York Mellon Corp | 0.00% | 92,659 | $4,679,303 | $4,935,018 | +$255,715 | +5.46% | |
| Siena Capital Partners Gp, Llc | 1.10% | 83,966 | $4,240,283 | $4,472,029 | +$231,746 | +5.47% | |
| Empowered Funds, Llc | 0.03% | 78,969 | $3,987,935 | $4,205,889 | +$217,954 | +5.47% | |
| De Lisle Partners Llp | 0.46% | 75,649 | $3,826,827 | $4,029,066 | +$202,239 | +5.28% | |
| Envestnet Asset Management Inc | 0.00% | 65,902 | $3,328,026 | $3,509,941 | +$181,915 | +5.47% | |
| Jvl Associates Llc | 1.11% | 65,508 | $3,308,154 | $3,488,956 | +$180,802 | +5.47% | |
| Arrowstreet Capital, Limited Partnership | 0.00% | 64,904 | $3,277,652 | $3,456,787 | +$179,135 | +5.47% | |
| Ameriprise Financial Inc | 0.00% | 55,125 | $2,783,813 | $2,935,958 | +$152,145 | +5.47% | |
| Franklin Resources Inc | 0.00% | 53,083 | $2,680,692 | $2,827,201 | +$146,509 | +5.47% | |
| Elizabeth Park Capital Advisors, Ltd. | 1.98% | 50,971 | $2,574,036 | $2,714,715 | +$140,679 | +5.47% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.01% | 48,850 | $2,466,925 | $2,601,751 | +$134,826 | +5.47% | |
| Raymond James Financial Inc | 0.00% | 48,161 | $2,432,131 | $2,565,055 | +$132,924 | +5.47% | |
| Rosenthal {-} Henry Capital Advisors, Inc. | 2.22% | 45,000 | $2,272,500 | $2,396,700 | +$124,200 | +5.47% | |
| Bank Of America Corp | 0.00% | 36,777 | $1,857,239 | $1,958,743 | +$101,504 | +5.47% | |
| Creative Planning | 0.00% | 36,376 | $1,836,963 | $1,937,386 | +$100,423 | +5.47% | |
| Ubs Group Ag | 0.00% | 35,639 | $1,799,770 | $1,898,133 | +$98,363 | +5.47% | |
| Wells Fargo & Company/Mn | 0.00% | 32,757 | $1,654,208 | $1,744,638 | +$90,430 | +5.47% | |
| Lafleur & Godfrey Llc | 0.20% | 31,499 | $1,590,704 | $1,677,637 | +$86,933 | +5.47% | |
| Nuveen, Llc | 0.00% | 30,856 | $1,558,229 | $1,643,391 | +$85,162 | +5.47% | |
| Swiss National Bank | 0.00% | 30,400 | $1,535,200 | $1,619,104 | +$83,904 | +5.47% | |
| Citadel Advisors Llc | 0.00% | 28,933 | $1,461,117 | $1,540,972 | +$79,855 | +5.47% | |
| Quantinno Capital Management Lp | 0.00% | 26,732 | $1,349,966 | $1,423,746 | +$73,780 | +5.47% | |
| Curi Capital, Llc | 0.02% | 26,654 | $1,346,028 | $1,419,592 | +$73,564 | +5.47% | |
| Osaic Holdings, Inc. | 0.00% | 25,352 | $1,280,393 | $1,350,248 | +$69,855 | +5.46% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.00% | 24,302 | $1,227,251 | $1,294,325 | +$67,074 | +5.47% | |
| Focus Partners Advisor Solutions, Llc | 0.01% | 23,436 | $1,183,518 | $1,248,201 | +$64,683 | +5.47% | |
| Wakefield Asset Management Lllp | 0.31% | 22,830 | $1,152,915 | $1,215,926 | +$63,011 | +5.47% |
Frequently asked questions about MBWM
Who owns the most MBWM stock?
The largest holders of MBWM are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for MERCANTILE BANK CORP (MBWM).
Is MBWM widely held by superinvestors?
Many widely followed stocks like MBWM appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly MBWM is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.