Sec Form 3 Filing - Smith Kevin Joseph @ CS Disco, Inc. - 2023-04-13

FORM 3 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 Smith Kevin Joseph 2. Issuer Name and Ticker or Trading Symbol CS Disco, Inc. [ LAW] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) EVP, Chief Product Officer (Last) (First) (Middle) 111 CONGRESS AVENUE, SUITE 900 3. Date of Earliest Transaction (MM/DD/YY) 04/13/2023 (Street) AUSTIN, TX78701 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 209,945 ( 1 ) D

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 Common Stock $ 18.7 ( 2 ) 05/01/2031 Employee Stock Option (right to buy) 60,000 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Smith Kevin Joseph 111 CONGRESS AVENUE, SUITE 900 AUSTIN, TX78701 EVP, Chief Product Officer Signatures /s/ Michael S. Lafair, Attorney-in-Fact 04/24/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Includes the following restricted stock unit ("RSU") awards: (1) On July 26, 2022, a RSU award of 76,414 was granted and shall vest in 16 quarterly installments with the first vest date occurring on November 16, 2022, and shall continue to vest on each quarterly date thereafter, subject to the Reporting Person's continuous service to the Issuer through each vesting date; (2) On February 06, 2023, a RSU award of 133,531 was granted and shall vest in 16 quarterly installments with the first vest date occurring on May 16, 2023, and shall continue to vest on each quarterly date thereafter, subject to the Reporting Person's continuous service to the Issuer through each vesting date. Each RSU represents a contingent right to receive one share of the Issuer's common stock. ( 2 )Twenty-five percent (25%) of the shares underlying the option vested on April 12, 2022, and the remainder vested or shall vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continued service to the Issuer through each vesting date.

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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