PARAMETRIC TECHNOLOGY CORP

CUSIP: 699173209 Class: COMMON STOCK

Dynamic Technology Lab Private Ltd's Holding History (CIK: 0001535387)

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

Q4 2012
Shares 9,793 Value ($000) $220 Avg Close — Range —
Q1 2012
Shares 9,000 Value ($000) $251 Avg Close — Range —