(Mark One)☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF1934 For the quarterly period ended March 31, 2026OR ☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF1934 For the transition period from __________ to ____________Commission File Number: 001-40587 SIGHT SCIENCES, INC. (Exact Name of Registrant as Specified in its Charter) Delaware80-0625749(State or other jurisdiction ofincorporation or organization)(I.R.S. EmployerIdentification No.)4040 Campbell Ave, Suite 100Menlo Park, CA94025(Address of principal executive offices)(Zip Code)Registrant’s telephone number, including area code: (877) 266-1144N/A(Former name, former address and former fiscal year, if changed since last report) Securities registered pursuant to Section 12(b) of the Act: Title of each classTradingSymbol(s)Name of each exchange on which registeredCommon Stock, par value $0.001 per shareSGHTThe Nasdaq Global Select Market Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during thepreceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past90 days.Yes☒No☐ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of RegulationS-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company, or an emerginggrowth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2of the Exchange Act. Accelerated filer☐Smaller reporting company☒Emerging growth company☒ Large accelerated filer☐Non-accelerated filer☒ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revisedfinancial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ As of the close of business on April 30, 2026, the registrant had 54,409,942 shares of Common Stock, par value $0.001 per share, outstanding. Table of Contents Special Note Regarding Forward-Looking Statements PART I.FINANCIAL INFORMATION Item 1.Condensed Consolidated Financial StatementsCondensed Consolidated Balance Sheets (Unaudited)Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)Condensed Consolidated Statements of Stockholders’ Equity (Unaudited)Condensed Consolidated Statements of Cash Flows (Unaudited)Notes to Condensed Consolidated Financial Statements (Unaudited)Item 2.Management’s Discussion and Analysis of Financial Condition and Results of OperationsItem 3.Quantitative and Qualitative Disclosures About Market RiskItem 4.Controls and Procedures PART II.OTHER INFORMATION Item 1.Legal Proceedings30Item 1A.Risk Factors30Item 2.Unregistered Sales of Equity Securities and Use of Proceeds32Item 3.Defaults Upon Senior Securities32Item 4.Mine Safety Disclosures32Item 5.Other Information32Item 6.Exhibits33Signatures34 SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS Unless the context otherwise requires, references in this Quarterly Report on Form 10-Q to the “Company,” “Sight Sciences,”“we,” “us” and “our” refer to Sight Sciences, Inc. This Quarterly Report on Form 10-Q for the quarterly period ended March 31, 2026 (this "Quarterly Report") contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. We intend such forward-lookingstatements to be covered by the safe harbor provisions for forward-looking statements contained in Section 27A of the SecuritiesAct of 1933, as amended (the “Securities Act”), and Section 21E of the Securities Exchange Act of 1934, as amended (the“Exchange Act”). All statements other than statements of historical facts contained in this Quarterly Report, including statementsregarding our future results of operations or financial condition, business strategy and plans, and objectives of management forfuture operations, are forward-looking statements. In some cases, you can identify forward-looking statements because they containwords such as “anticipate,” “believe,” “contemplate,” “continue,” “could,” “estimate,” “expect,” “hope,” “intend,” “may,” “might,”“objective,” “ongoing,” “plan,” “potential,” “predict,” “project,” “should,” “target,” “will,” or “would” or the negative of thesewords or other similar terms or expressions. These forward-looking statements include, but are not limited to, statementsconcerning the following: •our ability to obtain and maintain s