ARMSTRONG WORLD INDS INC NEW

Ticker: AWI CUSIP: 04247X102 Class: EQTY

Vanguard Personalized Indexing Management, LLC's Holding History (CIK: 0001767306)

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

Q4 2025

Shares 2,862 Value ($000) $547 Avg Close $190.70 Range $177.96 - $205.72

Q3 2025

Shares 2,658 Value ($000) $521 Avg Close $185.53 Range $161.01 - $200.48

Q2 2025

Shares 2,405 Value ($000) $391 Avg Close $147.87 Range $121.70 - $168.75

Q1 2025

Shares 2,166 Value ($000) $305 Avg Close $146.25 Range $134.86 - $155.43

Q4 2024

Shares 1,954 Value ($000) $276 Avg Close $145.73 Range $128.16 - $163.18

Q3 2024

Shares 1,863 Value ($000) $245 Avg Close $122.34 Range $109.38 - $133.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,862	$547	$190.70	$177.96 - $205.72
Q3 2025	2,658	$521	$185.53	$161.01 - $200.48
Q2 2025	2,405	$391	$147.87	$121.70 - $168.75
Q1 2025	2,166	$305	$146.25	$134.86 - $155.43
Q4 2024	1,954	$276	$145.73	$128.16 - $163.18
Q3 2024	1,863	$245	$122.34	$109.38 - $133.31