NATIONAL WESTN LIFE INS CO

CUSIP: 638522102 Class: COMMON STOCK

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

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

Q3 2015
Shares 4,075 Value ($000) $908 Avg Close — Range —
Q2 2015
Shares 4,075 Value ($000) $976 Avg Close — Range —
Q1 2015
Shares 4,046 Value ($000) $1,029 Avg Close — Range —
Q4 2014
Shares 4,146 Value ($000) $1,116 Avg Close — Range —
Q3 2014
Shares 4,128 Value ($000) $1,020 Avg Close — Range —
Q2 2014
Shares 4,105 Value ($000) $1,024 Avg Close — Range —
Q1 2014
Shares 4,005 Value ($000) $979 Avg Close — Range —
Q4 2013
Shares 4,005 Value ($000) $895 Avg Close — Range —
Q3 2013
Shares 3,905 Value ($000) $788 Avg Close — Range —
Q2 2013
Shares 3,816 Value ($000) $724 Avg Close — Range —
Q1 2013
Shares 3,799 Value ($000) $669 Avg Close — Range —