SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

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

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

Q3 2015
Shares 9,677 Value ($000) $1,344 Avg Close — Range —
Q2 2015
Shares 8,478 Value ($000) $1,182 Avg Close — Range —
Q1 2015
Shares 9,742 Value ($000) $1,346 Avg Close — Range —
Q4 2014
Shares 7,100 Value ($000) $975 Avg Close — Range —
Q3 2014
Shares 13,938 Value ($000) $1,896 Avg Close — Range —
Q2 2014
Shares 8,385 Value ($000) $851 Avg Close — Range —
Q1 2014
Shares 7,479 Value ($000) $698 Avg Close — Range —
Q4 2013
Shares 6,231 Value ($000) $586 Avg Close — Range —
Q3 2013
Shares 28,859 Value ($000) $2,462 Avg Close — Range —
Q2 2013
Shares 26,759 Value ($000) $2,150 Avg Close — Range —
Q1 2013
Shares 25,890 Value ($000) $2,011 Avg Close — Range —
Q4 2012
Shares 4,890 Value ($000) $360 Avg Close — Range —
Q3 2012
Shares 3,585 Value ($000) $258 Avg Close — Range —
Q2 2012
Shares 3,409 Value ($000) $252 Avg Close — Range —
Q1 2012
Shares 2,638 Value ($000) $193 Avg Close — Range —
Q4 2011
Shares 2,357 Value ($000) $147 Avg Close — Range —