Company: RGNX
Filing Date: 2025-04-08
Form Type: DEF 14A
Source: 0000950170-25-052069
Chunk: 1

Company: REGENXBIO Inc.
Filing Date: 2025-04-08
Form: DEF 14A
Chunk 1
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 compensation paid to the Company’s named executive officers; 5. To approve the REGENXBIO Inc. 2025 Equity Incentive Plan; and 6. To transact any other business properly brought before the Annual Meeting and any adjournments or postponements thereof. Only stockholders of record at the close of business on April 1, 2025 are entitled to notice of, and to vote at, the Annual Meeting or any adjournment or postponement thereof. A complete list of such stockholders will be available for inspection at the Company’s offices in Rockville, Maryland at the Annual Meeting and during normal business hours for a period of 10 days prior to the Annual Meeting. Your vote is important. Whether or not you plan to attend the Annual Meeting in person, please submit your proxy by telephone or over the internet, or by completing, signing, dating and returning your proxy card or voting instruction form so that your shares will be represented at the Annual Meeting. Instructions for voting are described in the Company’s proxy statement for the Annual Meeting, Notice of Internet Availability of Proxy Materials and proxy card. Important Notice Regarding the Availability of Proxy Materials for the Annual Meeting of Stockholders to be held on May 30, 2025 : The Company’s Notice of Annual Meeting, Proxy Statement and Annual Report on Form 10‑K for the fiscal year ended December 31, 2024 are available at www.proxyvote.com.

This Proxy Statement is first being mailed to the stockholders of the Company on or about April 8, 2025.

TABLE OF CONTENTS

| PROXY STATEMENT SUMMARY                                                                       |  3 |
| PROPOSAL 1: ELECTION OF DIRECTORS                                                             |  6 |
| CORPORATE GOVERNANCE                                                                          | 10 |
| DIRECTOR COMPENSATION                                                                         | 18 |
| PROPOSAL 2: RATIFICATION OF APPOINTMENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM      | 20 |
| AUDIT COMMITTEE REPORT                                                                        | 22 |
| PROPOSAL 3: ADVISORY VOTE ON EXECUTIVE COMPENSATION                                           | 23 |
| INFORMATION ABOUT OUR EXECUTIVE OFFICERS                                                      | 24 |
| EXECUTIVE COMPENSATION                                                                        | 25 |
| PROPOSAL 4: ADVISORY VOTE ON THE FREQUENCY OF FUTURE ADVISORY VOTES ON EXECUTIVE COMPENSATION | 50 |
| PROPOSAL 5: APPROVE THE RE