CODEXIS, INC. — Director's Dealing 2012

Sep 14, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CODEXIS INC (CDXS)
CIK: 0001200375
Period of Report: 2012-09-14

Reporting Person: Anton David L. (SVP, BioIndustrials)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-09-14	Common Stock	S	3800	$2.7579	Disposed	70200	Direct

Footnotes

F1: The sale reported on this Form 4 was effected to cover tax liability incurred due to the vesting and release of Restricted Stock Units held by the Reporting Person.

F2: This transaction was executed in multiple trades in prices ranging from $2.74 to $2.78. The price reported in Column 4 above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote.