Codexis (CDXS) CEO Alison Moore sells 3,826 shares for tax withholding

Rhea-AI Filing Summary

Codexis, Inc. President and CEO Alison Moore, who also serves as a director, reported selling 3,826 shares of Codexis common stock on February 6, 2026 at a price of $1.3071 per share. The filing explains that these shares were sold solely to cover tax or other government withholding obligations related to the vesting of restricted stock units.

After this transaction, Moore beneficially owned 250,506 shares of Codexis common stock, which includes 136,249 restricted stock units. The ownership is reported as held directly in her name.

Insider Trade Summary

Net Seller: 3,826 shares ($5,001)

Net Sell 1 txn

Insider MOORE ALISON

Role President and CEO

Sold 3,826 shs ($5K)

Type	Security	Shares	Price	Value
Sale	Common Stock	3,826	$1.3071	$5K

Holdings After Transaction: Common Stock — 250,506 shares (Direct)

Footnotes (1)

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. Includes 136,249 restricted stock units.

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^*

MOORE ALISON

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/06/2026

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
Common Stock	02/06/2026		S(1)		3,826	D	$1.3071	250,506(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 136,249 restricted stock units.

	/s/ Georgia Erbez, as Attorney-in-Fact for Alison Moore	02/09/2026
	** 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 Alison Moore?

Codexis President and CEO Alison Moore reported selling 3,826 shares of common stock. The sale occurred on February 6, 2026, at $1.3071 per share and was disclosed as a routine Form 4 insider transaction under Section 16 reporting requirements.

Why did Alison Moore sell Codexis (CDXS) shares in February 2026?

The shares were sold solely to satisfy tax or other government withholding obligations. This was connected to the vesting of Codexis restricted stock units, meaning the transaction was for tax withholding rather than a discretionary open-market share sale.

How many Codexis (CDXS) shares does Alison Moore own after the reported sale?

Following the February 6, 2026 transaction, Alison Moore beneficially owned 250,506 Codexis common shares. This figure includes both regular shares and 136,249 restricted stock units that remain subject to the company’s equity award and vesting terms.

What price did Alison Moore receive per Codexis (CDXS) share sold?

The reported sale price was $1.3071 per share for the 3,826 Codexis common shares. This price is recorded in the Form 4 filing as the transaction price used to satisfy tax or government withholding obligations on vested restricted stock units.

What is Alison Moore’s role at Codexis (CDXS) in this Form 4 filing?

In the Form 4, Alison Moore is identified as both a director and as an officer of Codexis, serving as President and CEO. The filing confirms she is not a 10% owner but is a key executive and board member of the company.

How many restricted stock units does Alison Moore hold at Codexis (CDXS)?

The filing states that Alison Moore’s beneficial holdings include 136,249 restricted stock units. These RSUs are part of her equity compensation and are separate from already-vested common shares, with vesting and associated tax withholding events disclosed when they occur.