INTEGRATED DEVICE TECHNOLOGY

CUSIP: 458118106 Class: COMMON STOCK

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q1 2019
Shares 605,195 Value ($000) $29,649 Avg Close — Range —
Q4 2018
Shares 647,832 Value ($000) $31,375 Avg Close — Range —
Q3 2018
Shares 775,754 Value ($000) $36,468 Avg Close — Range —
Q2 2018
Shares 4,496,698 Value ($000) $143,355 Avg Close — Range —
Q1 2018
Shares 5,007,000 Value ($000) $153,014 Avg Close — Range —
Q4 2017
Shares 5,777,958 Value ($000) $171,779 Avg Close — Range —
Q3 2017
Shares 5,163,723 Value ($000) $137,252 Avg Close — Range —
Q2 2017
Shares 5,096,721 Value ($000) $131,444 Avg Close — Range —
Q1 2017
Shares 5,078,784 Value ($000) $120,215 Avg Close — Range —
Q4 2016
Shares 4,506,071 Value ($000) $106,163 Avg Close — Range —
Q3 2016
Shares 2,125,426 Value ($000) $49,097 Avg Close — Range —
Q2 2016
Shares 1,537,149 Value ($000) $30,943 Avg Close — Range —
Q1 2016
Shares 1,398,414 Value ($000) $28,584 Avg Close — Range —
Q4 2015
Shares 1,358,580 Value ($000) $35,799 Avg Close — Range —
Q3 2015
Shares 1,328,787 Value ($000) $26,974 Avg Close — Range —
Q2 2015
Shares 2,781,146 Value ($000) $60,351 Avg Close — Range —
Q1 2015
Shares 2,763,038 Value ($000) $55,316 Avg Close — Range —
Q4 2014
Shares 4,865,327 Value ($000) $95,360 Avg Close — Range —
Q3 2014
Shares 4,846,801 Value ($000) $77,306 Avg Close — Range —
Q2 2014
Shares 4,430,013 Value ($000) $68,488 Avg Close — Range —
Q1 2014
Shares 3,214,907 Value ($000) $39,318 Avg Close — Range —
Q4 2013
Shares 2,119,500 Value ($000) $21,577 Avg Close — Range —
Q3 2013
Shares 2,004,799 Value ($000) $18,885 Avg Close — Range —
Q2 2013
Shares 1,939,431 Value ($000) $15,399 Avg Close — Range —