SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

BOSTON FAMILY OFFICE LLC's Holding History (CIK: 0001039807)

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

Q3 2015
Shares 10,586 Value ($000) $1,471 Avg Close — Range —
Q2 2015
Shares 10,736 Value ($000) $1,496 Avg Close — Range —
Q1 2015
Shares 10,768 Value ($000) $1,489 Avg Close — Range —
Q4 2014
Shares 10,768 Value ($000) $1,478 Avg Close — Range —
Q3 2014
Shares 11,230 Value ($000) $1,527 Avg Close — Range —
Q2 2014
Shares 11,230 Value ($000) $1,140 Avg Close — Range —
Q1 2014
Shares 11,185 Value ($000) $1,044 Avg Close — Range —
Q4 2013
Shares 11,285 Value ($000) $1,061 Avg Close — Range —
Q3 2013
Shares 11,250 Value ($000) $960 Avg Close — Range —
Q2 2013
Shares 11,250 Value ($000) $905 Avg Close — Range —