LAYNE CHRISTENSEN CO

CUSIP: 521050104 Class: CMN

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q1 2018
Shares 27,494 Value ($000) $410 Avg Close — Range —
Q4 2017
Shares 28,450 Value ($000) $357 Avg Close — Range —
Q3 2017
Shares 28,450 Value ($000) $357 Avg Close — Range —
Q2 2017
Shares 31,968 Value ($000) $281 Avg Close — Range —
Q1 2017
Shares 36,768 Value ($000) $325 Avg Close — Range —
Q4 2016
Shares 37,268 Value ($000) $405 Avg Close — Range —
Q3 2016
Shares 38,368 Value ($000) $327 Avg Close — Range —
Q2 2016
Shares 37,968 Value ($000) $308 Avg Close — Range —
Q1 2015
Shares 36,042 Value ($000) $181 Avg Close — Range —
Q4 2014
Shares 36,742 Value ($000) $351 Avg Close — Range —
Q3 2014
Shares 36,586 Value ($000) $355 Avg Close — Range —
Q2 2014
Shares 36,278 Value ($000) $482 Avg Close — Range —
Q1 2014
Shares 35,878 Value ($000) $653 Avg Close — Range —
Q4 2013
Shares 35,878 Value ($000) $613 Avg Close — Range —
Q3 2013
Shares 35,678 Value ($000) $712 Avg Close — Range —
Q2 2013
Shares 34,543 Value ($000) $674 Avg Close — Range —
Q1 2013
Shares 34,537 Value ($000) $738 Avg Close — Range —