EPOCRATES INC

CUSIP: 29429D103 Class: CMN

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

Note: Option positions (PUT/CALL) are excluded.

Q1 2012
Shares 10,000 Value ($000) $86 Avg Close — Range —
Q4 2011
Shares 10,000 Value ($000) $78 Avg Close — Range —