ON SEMICONDUCTOR CORP

Ticker: ON CUSIP: 682189105 Class: EQTY

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

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

Q3 2018
Shares 400,745 Value ($000) $7,386 Avg Close $21.37 Range $18.06 - $24.31
Q2 2018
Shares 764,847 Value ($000) $17,006 Avg Close $24.17 Range $21.45 - $26.38
Q1 2018
Shares 991,856 Value ($000) $24,261 Avg Close $24.12 Range $20.21 - $27.10
Q4 2017
Shares 1,124,355 Value ($000) $23,544 Avg Close $20.40 Range $18.52 - $22.15
Q3 2017
Shares 2,494,793 Value ($000) $46,079 Avg Close $16.09 Range $13.65 - $18.49
Q2 2017
Shares 2,496,813 Value ($000) $35,055 Avg Close $15.03 Range $13.77 - $16.93
Q1 2017
Shares 4,205,540 Value ($000) $65,144 Avg Close $14.50 Range $12.37 - $16.06
Q4 2016
Shares 7,040,691 Value ($000) $89,839 Avg Close $11.94 Range $10.74 - $13.32
Q3 2016
Shares 7,507,736 Value ($000) $92,495 Avg Close $10.35 Range $8.11 - $12.55
Q2 2016
Shares 7,606,007 Value ($000) $67,085 Avg Close $9.51 Range $8.21 - $10.15
Q1 2016
Shares 8,785,014 Value ($000) $84,248 Avg Close $8.56 Range $6.97 - $9.92
Q4 2015
Shares 8,241,163 Value ($000) $80,763 Avg Close $10.52 Range $9.06 - $11.62
Q3 2015
Shares 4,638,739 Value ($000) $43,604 Avg Close $10.16 Range $8.40 - $11.86
Q2 2015
Shares 4,553,949 Value ($000) $53,236 Avg Close $12.27 Range $11.08 - $13.50
Q1 2015
Shares 4,351,096 Value ($000) $52,692 Avg Close $11.46 Range $9.65 - $13.31
Q4 2014
Shares 5,445,708 Value ($000) $55,165 Avg Close $8.78 Range $6.76 - $10.44
Q3 2014
Shares 7,095,097 Value ($000) $63,430 Avg Close $9.24 Range $8.32 - $9.94
Q2 2014
Shares 11,784,918 Value ($000) $107,714 Avg Close $9.11 Range $8.22 - $10.07
Q1 2014
Shares 10,050,653 Value ($000) $94,476 Avg Close $8.98 Range $7.82 - $9.75
Q4 2013
Shares 4,884,072 Value ($000) $40,245 Avg Close $7.29 Range $6.80 - $8.35
Q3 2013
Shares 4,315,092 Value ($000) $31,539 Avg Close $7.67 Range $7.16 - $8.50
Q2 2013
Shares 4,867,041 Value ($000) $39,326 Avg Close $8.02 Range $7.18 - $8.73