SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

LONGFELLOW INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0001167487)

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

Q3 2015
Shares 102,825 Value ($000) $14,284 Avg Close — Range —
Q2 2015
Shares 102,825 Value ($000) $14,329 Avg Close — Range —
Q1 2015
Shares 96,525 Value ($000) $13,345 Avg Close — Range —
Q4 2014
Shares 60,800 Value ($000) $8,346 Avg Close — Range —