# EDGAR Filing Document

**Accession Number:** 0001501796
**File Stem:** 0001193125-26-164016
**Filing Date:** 2026-4
**Character Count:** 8639
**Document Hash:** b9edc4703122f75bc5a4c94b43663fce
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-164016.hdr.sgml**: 20260420

**ACCESSION NUMBER**: 0001193125-26-164016

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 9

**FILED AS OF DATE**: 20260420

**DATE AS OF CHANGE**: 20260420

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Aura Biosciences, Inc.
- **CENTRAL INDEX KEY:** 0001501796
- **STANDARD INDUSTRIAL CLASSIFICATION:** BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 320271970
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40971
- **FILM NUMBER:** 26875207

**BUSINESS ADDRESS:**
- **STREET 1:** 80 GUEST STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02135
- **BUSINESS PHONE:** (617)500-8864

**MAIL ADDRESS:**
- **STREET 1:** 80 GUEST STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02135

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**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 under §240.14a-12

**AURA BIOSCIENCES, INC.**

(Name of Registrant as Specified In Its Charter)

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(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check all boxes that apply):

☒ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;No fee required

☐ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Fee paid previously with preliminary materials

☐ &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

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|:---|:---|
|  | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
|  | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
|  | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
|  | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
|  | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
|  | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
| ![img86371941_0.jpg](img86371941_0.jpg)<br>AURA BIOSCIENCES, INC.<br>80 GUEST STREET<br>BOSTON, MA 02135<br>UNITED STATES | Your **Vote** Counts!<br>**AURA BIOSCIENCES, INC.**<br>2026 Annual Meeting<br>Vote by June 10, 2026<br>11:59 PM ET |
| ![img86371941_0.jpg](img86371941_0.jpg)<br>AURA BIOSCIENCES, INC.<br>80 GUEST STREET<br>BOSTON, MA 02135<br>UNITED STATES |  |
| ![img86371941_0.jpg](img86371941_0.jpg)<br>AURA BIOSCIENCES, INC.<br>80 GUEST STREET<br>BOSTON, MA 02135<br>UNITED STATES | ![img86371941_1.jpg](img86371941_1.jpg) |
| ![img86371941_0.jpg](img86371941_0.jpg)<br>AURA BIOSCIENCES, INC.<br>80 GUEST STREET<br>BOSTON, MA 02135<br>UNITED STATES | ![img86371941_1.jpg](img86371941_1.jpg) |
| ![img86371941_0.jpg](img86371941_0.jpg)<br>AURA BIOSCIENCES, INC.<br>80 GUEST STREET<br>BOSTON, MA 02135<br>UNITED STATES | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
|  | ![img86371941_1.jpg](img86371941_1.jpg) |
| V93404-P47526 |  |

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You invested in AURA BIOSCIENCES, INC. and it's time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. **This is an important notice regarding the availability of proxy materials for the stockholder meeting to be held on June 11, 2026.**

Get informed before you vote

View the Notice, Proxy Statement and 2025 Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 28, 2026. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

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|:---|:---|:---|:---|
| ![img86371941_2.jpg](img86371941_2.jpg) |  |  |  |
| ![img86371941_2.jpg](img86371941_2.jpg) | &nbsp;&nbsp;&nbsp;For complete information and to vote, visit **www.ProxyVote.com** | &nbsp;&nbsp;&nbsp;For complete information and to vote, visit **www.ProxyVote.com** | &nbsp;&nbsp;&nbsp;For complete information and to vote, visit **www.ProxyVote.com** |
| ![img86371941_2.jpg](img86371941_2.jpg) | &nbsp;&nbsp;&nbsp;For complete information and to vote, visit **www.ProxyVote.com** | &nbsp;&nbsp;&nbsp;For complete information and to vote, visit **www.ProxyVote.com** | &nbsp;&nbsp;&nbsp;For complete information and to vote, visit **www.ProxyVote.com** |
| ![img86371941_2.jpg](img86371941_2.jpg) |  | Control # | ![img86371941_3.jpg](img86371941_3.jpg) |
| ![img86371941_2.jpg](img86371941_2.jpg) |  | Control # | ![img86371941_3.jpg](img86371941_3.jpg) |
| ![img86371941_2.jpg](img86371941_2.jpg) |  |  |  |

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| | | |
|:---|:---|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Smartphone users**<br>Point your camera here and<br>vote without entering a<br>control number | ![img86371941_4.jpg](img86371941_4.jpg) | **Vote Virtually at the Meeting\***<br>June 11, 2026<br>9:30 AM, Eastern Time |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;**Smartphone users**<br>Point your camera here and<br>vote without entering a<br>control number | ![img86371941_4.jpg](img86371941_4.jpg) | **Vote Virtually at the Meeting\***<br>June 11, 2026<br>9:30 AM, Eastern Time |
| ![img86371941_5.gif](img86371941_5.gif) | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Virtually at:<br>www.virtualshareholdermeeting.com/AURA2026 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Virtually at:<br>www.virtualshareholdermeeting.com/AURA2026 |

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\*Please check the meeting materials for any special requirements for meeting attendance.

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**Vote at www.ProxyVote.com**

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**THIS IS NOT A VOTABLE BALLOT**

This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters.

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| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp;**Voting Items** | &nbsp;&nbsp;&nbsp;**Voting Items** | **Board**<br>**Recommends** | **Board**<br>**Recommends** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;1. | To elect two Class II directors to our Board of Directors, to serve until the 2029 annual meeting of stockholders and until their successor has been duly elected and qualified, or until their earlier death, resignation or removal; |  |  |
|  | **Nominees:** | ![img86371941_6.jpg](img86371941_6.jpg) | **For** |
|  | 01) David Johnson |  |  |
|  | 02) Teresa Marie Bitetti |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;2. | To ratify the appointment of Ernst & Young LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2026. | ![img86371941_7.jpg](img86371941_7.jpg) | **For** |
| **NOTE:** Such other business as may properly come before the meeting or any adjournment thereof. | **NOTE:** Such other business as may properly come before the meeting or any adjournment thereof. |  |  |

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Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click "Delivery Settings".<br>

V93405-P47526

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