HELMERICH & PAYNE INC

Ticker: HP CUSIP: 423452101 Class: COM

Pflug Koory, LLC's Holding History (CIK: 0001740063)

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

Q1 2018

Shares 50 Value ($000) $3 Avg Close $67.45 Range $61.30 - $75.02

Q4 2017

Shares 50 Value ($000) $3 Avg Close $56.06 Range $49.69 - $65.77

Q3 2017

Shares 50 Value ($000) $3 Avg Close $49.47 Range $42.16 - $58.64

Q2 2017

Shares 50 Value ($000) $3 Avg Close $58.64 Range $49.46 - $69.97

Q1 2017

Shares 50 Value ($000) $3 Avg Close $71.19 Range $63.66 - $81.30

Q4 2016

Shares 50 Value ($000) $4 Avg Close $71.03 Range $60.39 - $85.78

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2018	50	$3	$67.45	$61.30 - $75.02
Q4 2017	50	$3	$56.06	$49.69 - $65.77
Q3 2017	50	$3	$49.47	$42.16 - $58.64
Q2 2017	50	$3	$58.64	$49.46 - $69.97
Q1 2017	50	$3	$71.19	$63.66 - $81.30
Q4 2016	50	$4	$71.03	$60.39 - $85.78