ASPEN TECHNOLOGY INC

CUSIP: 045327103 Class: COM

Praesidium Investment Management Company, LLC's Holding History (CIK: 0001320769)

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

Q3 2013
Shares 514,703 Value ($000) $17,783 Avg Close — Range —
Q2 2013
Shares 1,333,657 Value ($000) $38,396 Avg Close — Range —