SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

Hanson & Doremus Investment Management's Holding History (CIK: 0001393944)

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

Q3 2015
Shares 449 Value ($000) $62 Avg Close — Range —
Q2 2015
Shares 449 Value ($000) $63 Avg Close — Range —
Q1 2015
Shares 449 Value ($000) $62 Avg Close — Range —
Q4 2014
Shares 449 Value ($000) $62 Avg Close — Range —
Q3 2014
Shares 774 Value ($000) $105 Avg Close — Range —
Q2 2014
Shares 774 Value ($000) $79 Avg Close — Range —
Q1 2014
Shares 774 Value ($000) $72 Avg Close — Range —
Q4 2013
Shares 774 Value ($000) $73 Avg Close — Range —
Q3 2013
Shares 774 Value ($000) $66 Avg Close — Range —
Q2 2013
Shares 774 Value ($000) $62 Avg Close — Range —