ARMSTRONG WORLD INDS INC NEW

Ticker: AWI CUSIP: 04247X102 Class: EQTY

1832 Asset Management L.P.'s Holding History (CIK: 0000944388)

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

Q2 2014

Shares 324,495 Value ($000) $18,648 Avg Close $50.40 Range $47.43 - $53.96

Q1 2014

Shares 283,295 Value ($000) $14,896 Avg Close $52.98 Range $47.74 - $57.59

Q4 2013

Shares 220,264 Value ($000) $12,706 Avg Close $49.89 Range $46.10 - $53.80

Q3 2013

Shares 377,717 Value ($000) $20,726 Avg Close $47.06 Range $42.62 - $53.16

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	324,495	$18,648	$50.40	$47.43 - $53.96
Q1 2014	283,295	$14,896	$52.98	$47.74 - $57.59
Q4 2013	220,264	$12,706	$49.89	$46.10 - $53.80
Q3 2013	377,717	$20,726	$47.06	$42.62 - $53.16