Company: RNST
Filing Date: 2025-06-16
Form Type: 8-K/A
Source: 0000715072-25-000199
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Company: RENASANT CORP
Filing Date: 2025-06-16
Form: 8-K/A
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION
<div align='center'>Washington, D.C. 20549</div>

#### FORM 8-K/A
<div align='center'>(Amendment No. 1)</div>

### CURRENT REPORT
<div align='center'>Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934

June 16, 2025 ( April 1, 2025)

Date of report (Date of earliest event reported)</div>

### RENASANT CORPORATION
<div align='center'>(Exact name of registrant as specified in its charter)</div>

| Mississippi                  |     | 001-13253   |     | 64-0676974         |
| (State or other jurisdiction 
 of incorporation)            |     | -Commission 
 File Number |     | -I.R.S. Employer   
 Identification No. |

<div align='center'>209 Troy Street, Tupelo, Mississippi 38804-4827

(Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: ( 662) 680-1001</div>

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

| ☐ |     | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)                  |
| ☐ |     | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)                 |
| ☐ |     | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
| ☐ |     | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |

Securities registered pursuant to Section 12(b) of the Act:

| Title of each class                     |     | Trading Symbol(s) |     | Name of each exchange on which registered |
| Common stock, $5.00 par value per share |     | RNST              |     | The New York Stock Exchange               |

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.