ULTRATECH INC

CUSIP: 904034105 Class: COM

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

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

Q1 2017
Shares 42,534 Value ($000) $1,260 Avg Close — Range —
Q4 2016
Shares 44,534 Value ($000) $1,068 Avg Close — Range —
Q3 2016
Shares 45,734 Value ($000) $1,056 Avg Close — Range —
Q2 2016
Shares 45,334 Value ($000) $1,041 Avg Close — Range —
Q1 2016
Shares 58,490 Value ($000) $1,277 Avg Close — Range —
Q4 2015
Shares 51,193 Value ($000) $1,015 Avg Close — Range —
Q3 2015
Shares 50,211 Value ($000) $804 Avg Close — Range —
Q2 2015
Shares 50,411 Value ($000) $936 Avg Close — Range —
Q1 2015
Shares 51,186 Value ($000) $888 Avg Close — Range —
Q4 2014
Shares 51,986 Value ($000) $965 Avg Close — Range —
Q3 2014
Shares 51,765 Value ($000) $1,178 Avg Close — Range —
Q2 2014
Shares 51,171 Value ($000) $1,135 Avg Close — Range —
Q1 2014
Shares 50,371 Value ($000) $1,470 Avg Close — Range —
Q4 2013
Shares 50,171 Value ($000) $1,455 Avg Close — Range —
Q3 2013
Shares 49,871 Value ($000) $1,511 Avg Close — Range —
Q2 2013
Shares 48,318 Value ($000) $1,774 Avg Close — Range —
Q1 2013
Shares 45,611 Value ($000) $1,803 Avg Close — Range —