Codexis (CDXS) CFO sells 6,239 shares at $2.505; 70,636 owned

Codexis (CDXS) reported an insider transaction by its Chief Financial Officer, Georgia Erbez.

Accepted by SEC EDGAR 10/15/2025 - 05:13 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Codexis (CDXS) reported an insider transaction by its Chief Financial Officer, Georgia Erbez. On 10/13/2025, she sold 6,239 shares of common stock at $2.505 per share. The filing notes the sale was made solely to satisfy tax or other government withholding obligations tied to the vesting of Restricted Stock Units.

Following the transaction, Erbez beneficially owned 70,636 shares directly, which includes 33,333 RSUs. The transaction code was listed as S, indicating a sale.

Insider Trade Summary

Net Seller: 6,239 shares

Net Sell 1 txn

Insider Erbez Georgia

Role Chief Financial Officer

Sold 6,239 shs ($16K)

Share of Position Sold 8.1%

Type	Security	Shares	Price	Value
Sale	Common Stock	6,239	$2.505	$16K

Holdings After Transaction: Common Stock — 70,636 shares (Direct)

Holdings Before and After: Common Stock, 76,875 to 70,636 shares (Direct)

Other Insiders: 1 other insider reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (2)

1. F1. The shares were sold solely to satisfy tax or other government withholding obligations in connection with the vesting of shares subject to Restricted Stock Units ("RSUs") of the Issuer.
2. F2. Includes 33,333 restricted stock units.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Codexis (CDXS) disclose in this Form 4?

The CFO, Georgia Erbez, reported selling 6,239 shares on 10/13/2025 at $2.505 per share.

Why were the CDXS shares sold by the CFO?

The filing states the sale was solely to satisfy tax or other government withholding obligations related to RSU vesting.

How many shares does the Codexis CFO own after the sale?

She beneficially owned 70,636 shares directly after the transaction.

How many RSUs are included in the CFO’s holdings?

Her holdings include 33,333 restricted stock units (RSUs).

What was the transaction code on the Form 4?

The transaction code was S, indicating a sale.

What is the issuer and ticker in this filing?

The issuer is Codexis, Inc. with ticker CDXS.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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
Estimated average burden
hours per response:			0.5

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^*

Erbez Georgia

(Last) (First) (Middle)

C/O CODEXIS, INC.

200 PENOBSCOT DRIVE

(Street)

REDWOOD CITY CA 94063

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CODEXIS, INC. [ CDXS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/13/2025

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	10/13/2025		S(1)		6,239	D	$2.505	70,636(2)	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. The shares were sold solely to satisfy tax or other government withholding obligations in connection with the vesting of shares subject to Restricted Stock Units ("RSUs") of the Issuer.

2. Includes 33,333 restricted stock units.

	/s/ Georgia Erbez	10/15/2025
	** 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.