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MBWM · Mercantile Bank Corp · Holdings

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$60.34 +0.01 (+0.02%)
Market Cap
$1.04B
Shares
17.29M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 206
Total Value: $690,929,306
Total Shares: 12,038,308
Showing 1–100 of 206 holdings by value · page 1 of 3

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 206 13F filers · Δ vs Mar 31, 2026
Top Holder
12.8%
Sep 2023 → Jun 2026 · range 11.9% – 16.4%
+0.9 pts
Top 5
41.8%
Sep 2023 → Jun 2026 · range 41.7% – 48.0%
+0.1 pts
Top 10
59.9%
Sep 2023 → Jun 2026 · range 59.3% – 65.6%
+0.4 pts
HHI
488
Sep 2023 → Jun 2026 · range 484 – 638
Broadly held+5

Quarterly Activity

vs Mar 31, 2026
New
34
Increased
73
Decreased
62
Sold Out
28
Unchanged
37
Holder count: +6
Institutional value: +17.0%
Shares held: +3.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 206
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1042729 CUSIP 587376104 13F (30d) 124 filings 124 filers Visit website Investor relations