SIGMA ALDRICH CORP

CUSIP: 826552101 Class: COM

TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY's Holding History (CIK: 0000714142)

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

Q3 2015
Shares 16,600 Value ($000) $2,306 Avg Close — Range —
Q2 2015
Shares 16,600 Value ($000) $2,313 Avg Close — Range —
Q1 2015
Shares 17,300 Value ($000) $2,392 Avg Close — Range —
Q4 2014
Shares 18,000 Value ($000) $2,471 Avg Close — Range —
Q3 2014
Shares 19,300 Value ($000) $2,625 Avg Close — Range —
Q2 2014
Shares 19,300 Value ($000) $1,959 Avg Close — Range —
Q1 2014
Shares 19,300 Value ($000) $1,802 Avg Close — Range —
Q4 2013
Shares 19,300 Value ($000) $1,814 Avg Close — Range —
Q3 2013
Shares 21,000 Value ($000) $1,791 Avg Close — Range —
Q2 2013
Shares 22,600 Value ($000) $1,817 Avg Close — Range —