Company: MDXG
Filing Date: 2025-04-30
Form Type: DEF 14A
Source: 0001376339-25-000048
Chunk: 0

Company: MIMEDX GROUP, INC.
Filing Date: 2025-04-30
Form: DEF 14A
Chunk 0
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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### WASHINGTON, DC 20549

#### SCHEDULE 14A
<div align='center'>(Rule 14a-101)</div>

#### SCHEDULE 14A INFORMATION

#### Proxy Statement Pursuant to Section 14(a) of the

#### Securities Exchange Act of 1934
| Filed by the registrant☒ |     | Filed by a party other than the registrant☐ |

Check the appropriate box:

| ☐ |     | Preliminary Proxy Statement                                                     |
| ☐ |     | Confidential, for use of the Commission only (as permitted by Rule 14a-6(e)(2)) |
| ☒ |     | Definitive Proxy Statement                                                      |
| ☐ |     | Definitive Additional Materials                                                 |
| ☐ |     | Soliciting Material Pursuant to §240.14a-12                                     |

#### MIMEDX GROUP, INC.
<div align='center'>(Name of registrant as specified in its charter)</div>

Payment of the filing fee (check the appropriate box):

| ☒ |     | No fee required.                                                                                    |
| ☐ |     | Fee paid previously with preliminary materials.                                                     |
| ☐ |     | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a–6(i)(1) and 0–11 |

April 30, 2025

Dear Fellow Shareholders:

MiMedx Group, Inc.’s officers and directors invite you to attend our 2025 annual meeting of shareholders (the “ Annual Meeting ”) to be held via a live webcast, at 9:00 a.m. Eastern Time on June 18, 2025, at www.virtualshareholdermeeting.com/MDXG2025. In order to attend the meeting, you must pre-register at www.proxyvote.com by 5:00 p.m. Eastern time on June 17, 2025.

Included with this letter are the notice of annual meeting of shareholders, a proxy statement detailing the business to be conducted at the Annual Meeting and a proxy card or, if your shares are held in “street name,” a voting instruction form from your broker, bank, or other nominee.

The Annual Meeting will be held for the following purposes:

| (1) |     | To elect nine directors named in the accompanying proxy statement (Proposal 1);                                                                                            |
| (2) |