SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

MONTRUSCO BOLTON INVESTMENTS INC.'s Holding History (CIK: 0001475940)

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

Q2 2014
Shares 56,418 Value ($000) $5,725 Avg Close — Range —
Q1 2014
Shares 56,290 Value ($000) $5,256 Avg Close — Range —
Q4 2013
Shares 80,960 Value ($000) $7,611 Avg Close — Range —
Q3 2013
Shares 62,403 Value ($000) $5,323 Avg Close — Range —
Q2 2013
Shares 62,328 Value ($000) $5,009 Avg Close — Range —