LIFE TECHNOLOGIES CORP

CUSIP: 53217V109 Class: COM

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS's Holding History (CIK: 0001083190)

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

Q4 2013
Shares 197,430 Value ($000) $14,965 Avg Close — Range —
Q3 2013
Shares 199,737 Value ($000) $14,946 Avg Close — Range —
Q2 2013
Shares 199,558 Value ($000) $14,767 Avg Close — Range —