[Form 4] CODEXIS, INC. Insider Trading Activity

Rhea-AI Filing Summary

Erbez Georgia reported acquisition or exercise transactions in this Form 4 filing.

Codexis, Inc. reported that officer Georgia Erbez was granted a stock option covering 316,100 shares of common stock. The option was awarded at a reported price of $0.00 per share, consistent with an equity compensation grant rather than an open-market purchase.

According to the vesting terms, the option becomes exercisable as to 25% of the shares on the first anniversary of the grant date, then as to 1/48 of the original total on each monthly anniversary thereafter. Vesting is conditioned on Erbez’s continued employment through the applicable vesting dates.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Erbez Georgia

Role See Remarks

Type	Security	Shares	Price	Value
Grant/Award	Stock Option (Right to Buy)	316,100	$0.00	--

Holdings After Transaction: Stock Option (Right to Buy) — 316,100 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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)
	See Remarks

3. Date of Earliest Transaction (Month/Day/Year)
02/23/2026

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

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
Stock Option (Right to Buy)	$1.07	02/23/2026		A		316,100		(1)	02/23/2036	Common Stock	316,100	$0	316,100	D

Explanation of Responses:

1. This option vests and becomes exercisable with respect to 25% of the shares subject thereto on the first anniversary of the grant date, and with respect to 1/48th of the original number of shares subject thereto on each monthly anniversary thereafter, subject to the Reporting Person's continued employment through the applicable vesting dates.

Remarks:

Chief Financial Officer and Chief Business Officer

	/s/ Georgia Erbez	02/25/2026
	** 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 insider transaction did Codexis (CDXS) report for Georgia Erbez?

Codexis reported that officer Georgia Erbez received a grant of stock options covering 316,100 shares of common stock. This award is structured as equity-based compensation rather than an open-market stock purchase or sale.

How many Codexis (CDXS) shares are covered by Georgia Erbez’s new option?

The stock option granted to Georgia Erbez covers 316,100 shares of Codexis common stock. This entire amount is subject to a multi-year vesting schedule tied to her continued employment with the company.

What is the vesting schedule for Georgia Erbez’s Codexis (CDXS) stock option?

The option vests 25% on the first anniversary of the grant date, then 1/48 of the original 316,100 shares on each monthly anniversary. Vesting requires Erbez to remain employed through each vesting date.

Was Georgia Erbez’s Codexis (CDXS) option a market purchase or compensation grant?

The filing describes the transaction as a grant or award acquisition of a stock option with a reported price of $0.00 per share. This indicates it is an equity compensation award, not an open-market share purchase.

Does Georgia Erbez’s Codexis (CDXS) stock option vest immediately?

No, the option does not vest immediately. 25% of the shares vest after one year, with the remaining shares vesting in equal 1/48 monthly installments, all conditioned on continued employment at Codexis.