SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

BERKLEY W R CORP's Holding History (CIK: 0000011544)

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

Q3 2015
Shares 82,371 Value ($000) $11,443 Avg Close — Range —
Q2 2015
Shares 171,669 Value ($000) $23,922 Avg Close — Range —
Q1 2015
Shares 134,716 Value ($000) $18,624 Avg Close — Range —
Q4 2014
Shares 115,688 Value ($000) $15,880 Avg Close — Range —
Q3 2014
Shares 43,020 Value ($000) $5,851 Avg Close — Range —