SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

THOMAS STORY & SON LLC's Holding History (CIK: 0001505207)

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

Q3 2015
Shares 11,057 Value ($000) $1,536 Avg Close — Range —
Q2 2015
Shares 11,417 Value ($000) $1,591 Avg Close — Range —
Q1 2015
Shares 13,006 Value ($000) $1,798 Avg Close — Range —
Q4 2014
Shares 13,006 Value ($000) $1,785 Avg Close — Range —
Q3 2014
Shares 16,500 Value ($000) $2,244 Avg Close — Range —
Q2 2014
Shares 16,500 Value ($000) $1,674 Avg Close — Range —
Q1 2014
Shares 16,500 Value ($000) $1,541 Avg Close — Range —
Q4 2013
Shares 16,500 Value ($000) $1,551 Avg Close — Range —
Q3 2013
Shares 16,500 Value ($000) $1,407 Avg Close — Range —
Q2 2013
Shares 16,500 Value ($000) $1,327 Avg Close — Range —