ACCO BRANDS CORP

Ticker: ACCO CUSIP: 00081T108 Class: COM

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

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

Q3 2017

Shares 13,782 Value ($000) $164 Avg Close $7.94 Range $7.22 - $8.61

Q2 2017

Shares 16,812 Value ($000) $196 Avg Close $8.68 Range $7.71 - $10.29

Q1 2017

Shares 23,730 Value ($000) $312 Avg Close $9.07 Range $8.37 - $10.08

Q4 2016

Shares 18,617 Value ($000) $243 Avg Close $8.16 Range $6.32 - $9.77

Q3 2016

Shares 20,329 Value ($000) $196 Avg Close $7.17 Range $6.52 - $8.20

Q2 2016

Shares 13,915 Value ($000) $144 Avg Close $6.75 Range $5.98 - $7.50

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	13,782	$164	$7.94	$7.22 - $8.61
Q2 2017	16,812	$196	$8.68	$7.71 - $10.29
Q1 2017	23,730	$312	$9.07	$8.37 - $10.08
Q4 2016	18,617	$243	$8.16	$6.32 - $9.77
Q3 2016	20,329	$196	$7.17	$6.52 - $8.20
Q2 2016	13,915	$144	$6.75	$5.98 - $7.50