ON SEMICONDUCTOR CORP

Ticker: ON CUSIP: 682189105 Class: EQTY

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q3 2015

Shares 83,529 Value ($000) $785 Avg Close $10.16 Range $8.40 - $11.86

Q2 2015

Shares 85,125 Value ($000) $995 Avg Close $12.27 Range $11.08 - $13.50

Q1 2015

Shares 1,102,786 Value ($000) $13,355 Avg Close $11.46 Range $9.65 - $13.31

Q3 2014

Shares 278,119 Value ($000) $2,486 Avg Close $9.24 Range $8.32 - $9.94

Q2 2014

Shares 525,755 Value ($000) $4,805 Avg Close $9.11 Range $8.22 - $10.07

Q1 2014

Shares 570,360 Value ($000) $5,361 Avg Close $8.98 Range $7.82 - $9.75

Q3 2013

Shares 62,300 Value ($000) $455 Avg Close $7.67 Range $7.16 - $8.50

Q2 2013

Shares 337,100 Value ($000) $2,724 Avg Close $8.02 Range $7.18 - $8.73

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	83,529	$785	$10.16	$8.40 - $11.86
Q2 2015	85,125	$995	$12.27	$11.08 - $13.50
Q1 2015	1,102,786	$13,355	$11.46	$9.65 - $13.31
Q3 2014	278,119	$2,486	$9.24	$8.32 - $9.94
Q2 2014	525,755	$4,805	$9.11	$8.22 - $10.07
Q1 2014	570,360	$5,361	$8.98	$7.82 - $9.75
Q3 2013	62,300	$455	$7.67	$7.16 - $8.50
Q2 2013	337,100	$2,724	$8.02	$7.18 - $8.73