[Form 4] CS Disco, Inc. Insider Trading Activity

Rhea-AI Filing Summary

CS Disco, Inc. (LAW) reporting person Melanie Antoon, EVP & Chief Customer Officer, recorded a sale of 6,898 shares of common stock on 08/18/2025 at a weighted-average price of $4.82 per share, executed as multiple transactions priced between $4.82 and $4.86. The filing states the sales were mandatory to cover taxes and fees upon settlement of restricted stock units and that no other dispositions were made. After the sale, the reporting person beneficially owned 239,781 shares. The Form 4 was signed by an attorney-in-fact on 08/20/2025.

Positive

• None.

Negative

• Insider sold 6,898 shares to cover taxes and fees, reducing direct beneficial ownership from the prior level to 239,781 shares

Insights

Corporate Governance Expert

TL;DR: Insider sold a small block to satisfy tax obligations from RSU vesting; ownership remains substantial.

The Form 4 documents a routine, clearly explained disposition tied to tax withholding on vested restricted stock units rather than an open-market deliberate divestiture. The reporting person retains 239,781 shares after the mandatory sale of 6,898 shares, preserving significant alignment with shareholders. Disclosure is complete with a weighted-average price range and an offer to provide per-trade detail on request, which supports transparency.

Securities Analyst

TL;DR: Transaction appears administrative; not an indicated signal of changed insider conviction based on filing text.

The filing specifies the sale was solely to cover taxes and fees upon RSU settlement, with shares sold across prices from $4.82 to $4.86 and a weighted-average of $4.82. The residual beneficial holding of 239,781 shares remains after the transaction. Given the explicit reason and modest size of the sale relative to the remaining position, the filing reads as routine personal tax-related activity rather than material insider-driven liquidity event.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Antoon Melanie

(Last) (First) (Middle)

111 CONGRESS AVE.

SUITE 900

(Street)

AUSTIN TX 78701

(City) (State) (Zip)

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 Customer Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	08/18/2025		S		6,898(1)	D	$4.82(2)	239,781	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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Represents the aggregate number of shares sold by the Reporting Person as a result of a mandatory sale to cover taxes and fees due upon the release and settlement of restricted stock units. The Reporting Person did not sell or otherwise dispose of any of the shares reported on this Form 4 for any reason other than to cover required taxes and fees.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.82 to $4.86. 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 sold at each separate price within the range.

Remarks:

	/s/ Michael S. Lafair, Attorney-in-Fact	08/20/2025
	** Signature of Reporting Person	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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did CS Disco (LAW) insider Melanie Antoon report on Form 4?

She reported a sale of 6,898 shares on 08/18/2025 to cover taxes and fees associated with RSU settlement, at a weighted-average price of $4.82.

Why were the shares sold by the reporting person?

The filing states the sales were mandatory to cover taxes and fees due upon release and settlement of restricted stock units.

How many shares does Melanie Antoon beneficially own after the sale?

239,781 shares are reported as beneficially owned following the transaction.

What price were the shares sold at?

Weighted-average price $4.82, with transactions ranging from $4.82 to $4.86; the filer offered to provide per-trade details on request.

When was the transaction and when was the Form 4 signed?

Transaction date: 08/18/2025; Form signed by attorney-in-fact on 08/20/2025.