HALLIBURTON CO

Ticker: HAL CUSIP: 406216101 Class: COM

Chesley Taft & Associates LLC's Holding History (CIK: 0001164632)

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

Q4 2015

Shares 33,850 Value ($000) $1,152 Avg Close $30.98 Range $27.31 - $33.86

Q3 2015

Shares 48,295 Value ($000) $1,707 Avg Close $32.17 Range $25.25 - $35.69

Q2 2015

Shares 47,895 Value ($000) $2,063 Avg Close $37.52 Range $34.67 - $40.82

Q1 2015

Shares 49,230 Value ($000) $2,160 Avg Close $33.81 Range $30.18 - $36.38

Q4 2014

Shares 40,740 Value ($000) $1,602 Avg Close $39.28 Range $30.13 - $52.31

Q3 2014

Shares 166,715 Value ($000) $10,755 Avg Close $55.20 Range $50.84 - $59.79

Q2 2014

Shares 166,555 Value ($000) $11,827 Avg Close $51.48 Range $45.85 - $57.32

Q1 2014

Shares 165,600 Value ($000) $9,752 Avg Close $42.79 Range $38.10 - $48.14

Q4 2013

Shares 163,400 Value ($000) $8,293 Avg Close $41.29 Range $38.30 - $45.11

Q3 2013

Shares 98,575 Value ($000) $4,746 Avg Close $37.32 Range $33.32 - $40.31

Q2 2013

Shares 21,800 Value ($000) $909 Avg Close $33.21 Range $29.18 - $36.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	33,850	$1,152	$30.98	$27.31 - $33.86
Q3 2015	48,295	$1,707	$32.17	$25.25 - $35.69
Q2 2015	47,895	$2,063	$37.52	$34.67 - $40.82
Q1 2015	49,230	$2,160	$33.81	$30.18 - $36.38
Q4 2014	40,740	$1,602	$39.28	$30.13 - $52.31
Q3 2014	166,715	$10,755	$55.20	$50.84 - $59.79
Q2 2014	166,555	$11,827	$51.48	$45.85 - $57.32
Q1 2014	165,600	$9,752	$42.79	$38.10 - $48.14
Q4 2013	163,400	$8,293	$41.29	$38.30 - $45.11
Q3 2013	98,575	$4,746	$37.32	$33.32 - $40.31
Q2 2013	21,800	$909	$33.21	$29.18 - $36.31