CODEXIS, INC. — Director's Dealing 2010

Aug 30, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CODEXIS INC (CDXS)
CIK: 0001200375
Period of Report: 2010-08-27

Reporting Person: BARUCH THOMAS R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-08-27	Common Stock	P	2500	$7.5456	Acquired	2500	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	181067	Indirect
Common Stock	2740158	Indirect

Footnotes

F1: Held by CMEA Ventures Life Sciences 2000, Civil Law Partnership. Thomas R. Baruch, a member of the Issuer's board of directors, David Collier and Karl Handelsman are general partners of CMEA Ventures LS Management 2000, L.P., the managing limited partner of CMEA Ventures Life Sciences 2000, Civil Law Partnership, and, as such, have voting and investment power over the securities held by CMEA Ventures Life Sciences 2000, Civil Law Partnership. Each of the Reporting Persons disclaims beneficial ownership of the securities reported in this Form 4 except to the extent of any pecuniary interest therein.

F2: Held by CMEA Ventures Life Sciences 2000, L.P. Thomas R. Baruch, a member of the Issuer's board of directors, David Collier and Karl Handelsman are general partners of CMEA Ventures LS Management 2000, L.P., the general partner of CMEA Ventures Life Sciences 2000, L.P., and, as such, have voting and investment power over the securities held by CMEA Ventures Life Sciences 2000, L.P. Each of the Reporting Persons disclaims beneficial ownership of the securities reported in this Form 4 except to the extent of any pecuniary interest therein.

F3: This transaction was executed in multiple trades in prices ranging from $7.535 to $7.56. The price reported above reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer, or a stockholder of the Issuer, information regarding the number of shares and prices at which the transaction was effected.