ASPEN TECHNOLOGY INC

CUSIP: 045327103 Class: COM

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2018
Shares 31,445 Value ($000) $2,584 Avg Close — Range —
Q3 2018
Shares 35,817 Value ($000) $4,080 Avg Close — Range —
Q1 2018
Shares 29,646 Value ($000) $2,339 Avg Close — Range —
Q4 2017
Shares 29,193 Value ($000) $1,933 Avg Close — Range —
Q3 2017
Shares 25,137 Value ($000) $1,579 Avg Close — Range —
Q2 2017
Shares 25,508 Value ($000) $1,410 Avg Close — Range —
Q1 2017
Shares 350,936 Value ($000) $20,677 Avg Close — Range —
Q4 2016
Shares 399,998 Value ($000) $21,872 Avg Close — Range —
Q3 2016
Shares 472,747 Value ($000) $22,120 Avg Close — Range —
Q2 2016
Shares 461,963 Value ($000) $18,589 Avg Close — Range —
Q1 2016
Shares 985,200 Value ($000) $35,595 Avg Close — Range —
Q4 2015
Shares 1,614,581 Value ($000) $60,966 Avg Close — Range —
Q3 2015
Shares 1,932,245 Value ($000) $73,251 Avg Close — Range —
Q2 2015
Shares 1,918,549 Value ($000) $87,389,907 Avg Close — Range —
Q1 2015
Shares 1,951,889 Value ($000) $75,128,208 Avg Close — Range —
Q4 2014
Shares 1,938,870 Value ($000) $67,899,227 Avg Close — Range —
Q3 2014
Shares 1,610,766 Value ($000) $60,759 Avg Close — Range —
Q2 2014
Shares 1,145,689 Value ($000) $53,160 Avg Close — Range —
Q1 2014
Shares 976,617 Value ($000) $41,369,496 Avg Close — Range —
Q4 2013
Shares 784,305 Value ($000) $32,783,949 Avg Close — Range —
Q3 2013
Shares 409,216 Value ($000) $14,138,413 Avg Close — Range —
Q2 2013
Shares 179,770 Value ($000) $5,175,578 Avg Close — Range —