SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

WOODSTOCK CORP's Holding History (CIK: 0001008877)

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

Q3 2015
Shares 41,603 Value ($000) $5,779 Avg Close — Range —
Q2 2015
Shares 51,198 Value ($000) $7,134 Avg Close — Range —
Q1 2015
Shares 52,014 Value ($000) $7,191 Avg Close — Range —
Q4 2014
Shares 53,789 Value ($000) $7,384 Avg Close — Range —
Q3 2014
Shares 54,433 Value ($000) $7,403 Avg Close — Range —
Q2 2014
Shares 57,833 Value ($000) $5,869 Avg Close — Range —
Q1 2014
Shares 58,700 Value ($000) $5,481 Avg Close — Range —
Q4 2013
Shares 62,475 Value ($000) $5,873 Avg Close — Range —
Q3 2013
Shares 62,500 Value ($000) $5,331 Avg Close — Range —
Q2 2013
Shares 67,069 Value ($000) $5,394 Avg Close — Range —