ON ASSIGNMENT INC

CUSIP: 682159108 Class: COM

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

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

Q4 2017
Shares 3,099 Value ($000) $199 Avg Close — Range —
Q3 2017
Shares 2,242 Value ($000) $120 Avg Close — Range —
Q2 2017
Shares 2,242 Value ($000) $121 Avg Close — Range —
Q1 2017
Shares 2,040 Value ($000) $99 Avg Close — Range —
Q4 2016
Shares 2,040 Value ($000) $90 Avg Close — Range —
Q3 2016
Shares 1,324 Value ($000) $48 Avg Close — Range —
Q2 2016
Shares 1,121 Value ($000) $41 Avg Close — Range —
Q1 2016
Shares 1,121 Value ($000) $41 Avg Close — Range —
Q4 2015
Shares 1,121 Value ($000) $50 Avg Close — Range —
Q3 2015
Shares 482 Value ($000) $18 Avg Close — Range —
Q2 2015
Shares 189 Value ($000) $7 Avg Close — Range —
Q1 2015
Shares 189 Value ($000) $7 Avg Close — Range —