SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

CENTRAL TRUST Co's Holding History (CIK: 0000044365)

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

Q3 2015
Shares 2,845 Value ($000) $395 Avg Close — Range —
Q2 2015
Shares 2,845 Value ($000) $396 Avg Close — Range —
Q1 2015
Shares 4,620 Value ($000) $639 Avg Close — Range —
Q4 2014
Shares 3,205 Value ($000) $440 Avg Close — Range —
Q3 2014
Shares 3,705 Value ($000) $504 Avg Close — Range —
Q2 2014
Shares 3,825 Value ($000) $388 Avg Close — Range —
Q1 2014
Shares 3,875 Value ($000) $362 Avg Close — Range —
Q4 2013
Shares 3,875 Value ($000) $364 Avg Close — Range —
Q3 2013
Shares 3,875 Value ($000) $331 Avg Close — Range —
Q2 2013
Shares 3,655 Value ($000) $294 Avg Close — Range —