MERCANTILE BANK CORP — All Filings
1,000 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
10-K
10-K405
10-Q
10KSB40
10QSB
11-K
11-K/A
3
3/A
4
4/A
424B3
424B4
425
5
8-A12G
8-A12G/A
8-K
8-K/A
ARS
CORRESP
D
D/A
DEF 14A
DEFA14A
EFFECT
PRE 14A
REGDEX
S-2
S-2/A
S-2MEF
S-3
S-3/A
S-3D
S-3MEF
S-4
S-4/A
S-8
S-8 POS
SB-2
SB-2/A
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-001733 | Mar 27, 2026 | — |
| 8-K | FORM 8-K | 0001437749-26-009074 | Mar 19, 2026 | — |
| 10-K | FORM 10-K | 0001437749-26-005997 | Feb 27, 2026 | Dec 31, 2025 |
| 4 | 4 | 0001193125-26-057279 | Feb 18, 2026 | Feb 15, 2026 |
| 4 | 4 | 0001193125-26-057257 | Feb 18, 2026 | Feb 15, 2026 |
| 4 | 4 | 0001193125-26-043196 | Feb 9, 2026 | Feb 5, 2026 |
| 4 | 4 | 0001193125-26-043166 | Feb 9, 2026 | Dec 19, 2025 |
| 4 | 4 | 0001193125-26-043164 | Feb 9, 2026 | Feb 5, 2026 |
| 4 | 4 | 0001193125-26-043160 | Feb 9, 2026 | Dec 19, 2025 |
| 4 | 4 | 0001193125-26-043157 | Feb 9, 2026 | Dec 19, 2025 |
| 4 | 4 | 0001193125-26-043144 | Feb 9, 2026 | Dec 12, 2025 |
| SCHEDULE 13G/A | — | 0000354204-26-000327 | Jan 21, 2026 | — |
| 8-K/A | FORM 8-K/A | 0001437749-26-001502 | Jan 20, 2026 | — |
| 8-K | FORM 8-K | 0001437749-26-001485 | Jan 20, 2026 | — |
| 4 | 4 | 0001193125-26-006361 | Jan 7, 2026 | Jan 6, 2026 |
| 4 | 4 | 0001193125-26-002846 | Jan 5, 2026 | Dec 31, 2025 |
| 3 | 3 | 0001193125-26-002841 | Jan 5, 2026 | Dec 31, 2025 |
| 8-K | FORM 8-K | 0001437749-25-039072 | Dec 31, 2025 | Dec 24, 2025 |
| 8-K | FORM 8-K | 0001437749-25-038454 | Dec 19, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-038066 | Dec 17, 2025 | Dec 16, 2025 |
| 4 | 4 | 0001193125-25-284661 | Nov 17, 2025 | Nov 13, 2025 |
| 424B3 | FORM 424B3 | 0001437749-25-034994 | Nov 14, 2025 | — |
| 4 | 4 | 0001193125-25-264856 | Nov 4, 2025 | Oct 31, 2025 |
| 10-Q | FORM 10-Q | 0001437749-25-032482 | Oct 31, 2025 | Sep 30, 2025 |
| 8-K | FORM 8-K | 0001437749-25-031386 | Oct 21, 2025 | — |
| S-4/A | FORM S-4/A | 0001437749-25-031371 | Oct 21, 2025 | — |
| S-4 | FORM S-4 | 0001437749-25-029168 | Sep 16, 2025 | — |
| 4 | 4 | 0000950170-25-110211 | Aug 19, 2025 | Aug 18, 2025 |
| 10-Q | FORM 10-Q | 0001437749-25-024287 | Aug 1, 2025 | Jun 30, 2025 |
| 4 | — | 0001415889-25-020608 | Jul 30, 2025 | Jul 29, 2025 |
| 425 | FORM 425 | 0001437749-25-023793 | Jul 29, 2025 | — |
| 8-K/A | FORM 8-K/A | 0001437749-25-023789 | Jul 29, 2025 | Jul 22, 2025 |
| SCHEDULE 13G/A | — | 0000932471-25-000936 | Jul 29, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-023156 | Jul 22, 2025 | — |
| 4 | — | 0001415889-25-020078 | Jul 21, 2025 | Jul 17, 2025 |
| 4 | — | 0001415889-25-020076 | Jul 21, 2025 | Jul 17, 2025 |
| 4 | — | 0001415889-25-020074 | Jul 21, 2025 | Jul 17, 2025 |
| 4 | — | 0001415889-25-020072 | Jul 21, 2025 | Jul 17, 2025 |
| 4 | — | 0001415889-25-020070 | Jul 21, 2025 | Jul 17, 2025 |
| S-8 | FORM S-8 | 0001437749-25-020281 | Jun 13, 2025 | — |
| 11-K | FORM 11-K | 0001437749-25-019951 | Jun 10, 2025 | Dec 31, 2024 |
| 4 | — | 0001415889-25-014611 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014614 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014610 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014613 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014612 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014607 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014609 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014608 | May 27, 2025 | May 22, 2025 |
| 4 | — | 0001415889-25-014606 | May 27, 2025 | May 22, 2025 |