ALLIANT TECHSYSTEMS INC

CUSIP: 018804104 Class: COM

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

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

Q4 2014
Shares 61,280 Value ($000) $7,124 Avg Close — Range —
Q3 2014
Shares 60,620 Value ($000) $7,738 Avg Close — Range —
Q2 2014
Shares 58,139 Value ($000) $7,786 Avg Close — Range —
Q1 2014
Shares 58,539 Value ($000) $8,321 Avg Close — Range —
Q4 2013
Shares 58,239 Value ($000) $7,087 Avg Close — Range —
Q3 2013
Shares 57,839 Value ($000) $5,643 Avg Close — Range —
Q2 2013
Shares 56,081 Value ($000) $4,617 Avg Close — Range —
Q1 2013
Shares 57,612 Value ($000) $4,173 Avg Close — Range —