Sec Form 4 Filing - Encrantz Staffan @ Sight Sciences, Inc. - 2025-06-04

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Encrantz Staffan 2. Issuer Name and Ticker or Trading Symbol Sight Sciences, Inc. [ SGHT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O SIGHT SCIENCES, INC., 4040 CAMPBELL AVE., SUITE 100 3. Date of Earliest Transaction (MM/DD/YY) 06/04/2025 (Street) MENLO PARK, CA94025 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 06/04/2025 P 21,674 A $ 4.172 ( 1 ) 1,278,161 D Common Stock 06/05/2025 P 40,951 A $ 4.244 ( 2 ) 1,319,112 D Common Stock 06/05/2025 A 30,952 ( 3 ) A $ 0 1,350,064 D Common Stock 06/06/2025 P 27,900 A $ 4.22 ( 4 ) 1,377,964 ( 5 ) D Common Stock 632,456 I See footnote ( 6 ) Common Stock 5,086,920 I See footnote ( 7 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Encrantz Staffan C/O SIGHT SCIENCES, INC. 4040 CAMPBELL AVE., SUITE 100 MENLO PARK, CA94025 X X Signatures /s/ Jeremy Hayden, Attorney-in-Fact for Staffan Encrantz 06/06/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The price reported in Column 4 is a weighted average price. These shares of the Issuer's common stock, par value $0.001 per share ("Common Stock"), were purchased in multiple transactions at per share prices ranging from $4.067 to $4.23 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. ( 2 )The price reported in Column 4 is a weighted average price. These shares of Common Stock were purchased in multiple transactions at per share prices ranging from $4.19 to $4.295 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. ( 3 )Reflects a grant of restricted stock units ("RSUs") made to the Reporting Person under the Issuer's Non-Employee Director Compensation Program. Each RSU represents a contingent right to receive one share of Common Stock. The number of RSUs granted is equal to approximately $130,000 of shares of Common Stock as determined by the closing price on the grant date, June 5, 2025. The RSUs vest on the earlier of June 5, 2026 and the date of the Issuer's 2026 annual meeting of stockholders, subject to the Reporting Person's continued service as a director on the Company's board of directors through such vesting date. ( 4 )The price reported in Column 4 is a weighted average price. These shares of Common Stock were purchased in multiple transactions at per share prices ranging from $4.20 to $4.245 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote. ( 5 )Includes (i) 1,347,012 shares of Common Stock, and (ii) 30,952 restricted stock units which are subject to vesting as reported herein. ( 6 )These shares of Common Stock are held of record by the 1997 Staffan Encrantz and Margareta Encrantz Revocable Trust (the "Trust"). The Reporting Person is a trustee of the Trust and may be deemed to beneficially own the shares held by the Trust for purposes of Rule 13d-3 under the Securities Exchange Act of 1934 (the "Exchange Act"). The Reporting Person disclaims beneficial ownership of the shares held by the Trust (and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such shares for purposes of Section 16 under the Exchange Act or for any other purpose), except to the extent of his pecuniary interest therein, if any. ( 7 )These shares of Common Stock are held of record by Allegro Investment Fund, L.P. ("Allegro Investment Fund"). The Reporting Person is the President and sole director of Allegro Investment Inc., which is the investment manager of Allegro Investment Fund, and may be deemed to beneficially own the shares held by Allegro Investment Fund for purposes of Rule 13d-3 under the Exchange Act. However, the Reporting Person does not have any pecuniary interest in the shares held by Allegro Investment Fund and disclaims beneficial ownership with respect to all such shares. Accordingly, these shares are being reported in this report voluntarily by the Reporting Person for informational purposes only and shall not be deemed an admission that the Reporting Person is the beneficial owner of any such shares for purposes of Section 16 under the Exchange Act or for any other purpose.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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