OM GROUP INC

CUSIP: 670872100 Class: COM

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

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

Q3 2015
Shares 342 Value ($000) $11 Avg Close — Range —
Q2 2015
Shares 167 Value ($000) $6 Avg Close — Range —
Q1 2015
Shares 167 Value ($000) $5 Avg Close — Range —