SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

BLACKHILL CAPITAL INC's Holding History (CIK: 0000872162)

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

Q3 2015
Shares 109,114 Value ($000) $15,158 Avg Close — Range —
Q2 2015
Shares 112,700 Value ($000) $15,705 Avg Close — Range —
Q1 2015
Shares 112,700 Value ($000) $15,581 Avg Close — Range —
Q1 2014
Shares 115,752 Value ($000) $10,809 Avg Close — Range —
Q4 2013
Shares 115,752 Value ($000) $10,882 Avg Close — Range —
Q3 2013
Shares 115,920 Value ($000) $9,888 Avg Close — Range —
Q2 2013
Shares 115,920 Value ($000) $9,322 Avg Close — Range —