LEXICON PHARMACEUTICALS INC

CUSIP: 528872104 Class: CMN

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q1 2015
Shares 467,300 Value ($000) $439 Avg Close — Range —
Q4 2014
Shares 467,300 Value ($000) $439 Avg Close — Range —
Q3 2014
Shares 467,300 Value ($000) $659 Avg Close — Range —
Q2 2014
Shares 467,300 Value ($000) $752 Avg Close — Range —
Q1 2014
Shares 467,300 Value ($000) $771 Avg Close — Range —
Q4 2013
Shares 467,300 Value ($000) $874 Avg Close — Range —
Q3 2013
Shares 477,690 Value ($000) $1,132 Avg Close — Range —
Q2 2013
Shares 399,190 Value ($000) $866 Avg Close — Range —