AXCELIS TECHNOLOGIES INC

CUSIP: 054540109 Class: COMMON STOCK

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

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

Q2 2016
Shares 902,300 Value ($000) $2,427 Avg Close — Range —
Q1 2016
Shares 322,749 Value ($000) $904 Avg Close — Range —
Q4 2015
Shares 280,400 Value ($000) $726 Avg Close — Range —
Q3 2015
Shares 402,000 Value ($000) $1,073 Avg Close — Range —
Q2 2015
Shares 286,700 Value ($000) $849 Avg Close — Range —
Q1 2015
Shares 165,000 Value ($000) $401 Avg Close — Range —
Q4 2014
Shares 165,000 Value ($000) $401 Avg Close — Range —
Q3 2014
Shares 165,000 Value ($000) $328 Avg Close — Range —
Q2 2014
Shares 165,000 Value ($000) $330 Avg Close — Range —
Q1 2014
Shares 165,000 Value ($000) $338 Avg Close — Range —
Q4 2013
Shares 313,000 Value ($000) $776 Avg Close — Range —
Q3 2013
Shares 413,700 Value ($000) $873 Avg Close — Range —
Q2 2013
Shares 509,200 Value ($000) $927 Avg Close — Range —