Novartis AG — Director's Dealing 2010

Sep 16, 2010

SEC Form 4/A — Form 4/A

Issuer: IDENIX PHARMACEUTICALS INC (IDIX)
CIK: 0001093649
Period of Report: 2010-08-13

Reporting Person: NOVARTIS AG (Indirect 10% owner)
Reporting Person: NOVARTIS PHARMA AG (10% Owner, 10% owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-08-13	Common Stock	P	36048	$2.41	Acquired	31360235	Indirect
2010-08-13	Common Stock	P	262	$2.96	Acquired	31360497	Indirect
2010-08-13	Common Stock	P	91	$3.04	Acquired	31360588	Indirect
2010-08-13	Common Stock	P	813	$3.79	Acquired	31361401	Indirect

Footnotes

F1: These securities are owned directly by Novartis Pharma AG, a direct, wholly-owned subsidiary of Novartis AG. Novartis AG is an indirect beneficial owner of these securities. See attachment.