HELMERICH & PAYNE INC

Ticker: HP CUSIP: 423452101 Class: COM

Horizon Investment Services, LLC's Holding History (CIK: 0001426940)

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

Q2 2014

Shares 46,348 Value ($000) $5,382 Avg Close $109.54 Range $103.54 - $118.02

Q1 2014

Shares 49,270 Value ($000) $5,353 Avg Close $92.98 Range $81.34 - $108.43

Q4 2013

Shares 48,814 Value ($000) $4,104 Avg Close $77.83 Range $68.87 - $84.87

Q3 2013

Shares 47,963 Value ($000) $3,307 Avg Close $66.00 Range $62.35 - $71.36

Q2 2013

Shares 43,683 Value ($000) $2,728 Avg Close $61.57 Range $55.78 - $66.02

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	46,348	$5,382	$109.54	$103.54 - $118.02
Q1 2014	49,270	$5,353	$92.98	$81.34 - $108.43
Q4 2013	48,814	$4,104	$77.83	$68.87 - $84.87
Q3 2013	47,963	$3,307	$66.00	$62.35 - $71.36
Q2 2013	43,683	$2,728	$61.57	$55.78 - $66.02