# EDGAR Filing Document

**Accession Number:** 0001531177
**File Stem:** 0001140361-26-016139
**Filing Date:** 2026-4
**Character Count:** 2174
**Document Hash:** f57811c26f5c764dec6b8d73bef523e4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001140361-26-016139.hdr.sgml**: 20260422

**ACCESSION NUMBER**: 0001140361-26-016139

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260422

**DATE AS OF CHANGE**: 20260422

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Sight Sciences, Inc.
- **CENTRAL INDEX KEY:** 0001531177
- **STANDARD INDUSTRIAL CLASSIFICATION:** SURGICAL & MEDICAL INSTRUMENTS & APPARATUS [3841]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 800625749
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40587
- **FILM NUMBER:** 26884333

**BUSINESS ADDRESS:**
- **STREET 1:** 4040 CAMPBELL AVE,
- **STREET 2:** SUITE 100
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025
- **BUSINESS PHONE:** (415) 889-0550

**MAIL ADDRESS:**
- **STREET 1:** 4040 CAMPBELL AVE,
- **STREET 2:** SUITE 100
- **CITY:** MENLO PARK
- **STATE:** CA
- **ZIP:** 94025

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### UNITED STATES

### SECURITIES AND EXCHANGE COMMISSION

#### Washington, DC 20549

### SCHEDULE 14A

#### (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION

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

#### Securities Exchange Act of 1934

#### (Amendment No.)<br>

#### <br>
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

### Sight Sciences, Inc.

#### (Name of Registrant as Specified in its Charter)

#### (Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

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

☒ No fee required <br> ☐ Fee paid previously with preliminary materials <br> ☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11

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