SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q3 2015
Shares 4,069 Value ($000) $565 Avg Close — Range —
Q1 2015
Shares 6,227 Value ($000) $861 Avg Close — Range —
Q4 2014
Shares 8,551 Value ($000) $1,174 Avg Close — Range —
Q3 2014
Shares 6,881 Value ($000) $936 Avg Close — Range —
Q2 2014
Shares 7,701 Value ($000) $781 Avg Close — Range —
Q1 2014
Shares 17,596 Value ($000) $1,643 Avg Close — Range —
Q3 2013
Shares 3,697 Value ($000) $315 Avg Close — Range —