ANSYS INC

CUSIP: 03662Q105 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2016
Shares 137,215 Value ($000) $12,691 Avg Close — Range —
Q3 2016
Shares 139,318 Value ($000) $12,902 Avg Close — Range —
Q2 2016
Shares 289,005 Value ($000) $26,227 Avg Close — Range —
Q1 2016
Shares 288,235 Value ($000) $25,786 Avg Close — Range —
Q4 2015
Shares 1,339,234 Value ($000) $123,879 Avg Close — Range —
Q3 2015
Shares 2,397,467 Value ($000) $211,313 Avg Close — Range —