AXCELIS TECHNOLOGIES INC

CUSIP: 054540109 Class: COMMON STOCK

Spark Investment Management LLC's Holding History (CIK: 0001554871)

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

Q2 2015
Shares 31,800 Value ($000) $94 Avg Close — Range —
Q1 2015
Shares 60,400 Value ($000) $143 Avg Close — Range —
Q1 2014
Shares 26,700 Value ($000) $57 Avg Close — Range —
Q4 2013
Shares 26,700 Value ($000) $65 Avg Close — Range —
Q3 2013
Shares 26,700 Value ($000) $56 Avg Close — Range —