SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

GROESBECK INVESTMENT MANAGEMENT CORP /NJ/'s Holding History (CIK: 0000923116)

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

Q1 2014
Shares 2,366 Value ($000) $221 Avg Close — Range —
Q4 2013
Shares 4,186 Value ($000) $394 Avg Close — Range —
Q3 2013
Shares 4,186 Value ($000) $357 Avg Close — Range —
Q2 2013
Shares 4,186 Value ($000) $337 Avg Close — Range —