ARMSTRONG WORLD INDUSTRIES INC - Common Stock (AWI)

CUSIP: 04247X102

Q1 2026 13F Holders as of 31 Mar 2026

Security type / class
Equity / Common Stock
Total 13F shares
42,805,878
Total 13F value
$7,047,850,764
Holder snapshot 6 visible 7 signals
Share change
-890,895
Put/Call ratio
13%
SEC-reported price per share
$164.80
Number of holders
470
Value change
-$221,749,220
Number of buys
224
Open additional details 1 more signal available
Number of sells
280
Security identity Names, identifiers, and filing context for this profile. 1 source field
Shares outstanding
43,450,667

Security key

04247X102

Report period

Q1 2026

Institutions

470

Top holders

10

AWI full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 Previous quarter: Q4 2025 ARMSTRONG WORLD INDUSTRIES INC SEC filings ARMSTRONG WORLD INDUSTRIES INC company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Ownership snapshot

Top reported holders of AWI - ARMSTRONG WORLD INDUSTRIES INC - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
31 Mar 2026
13F 13D/G 3/4/5 Lead comparable stake: 12% 13D/G row: BlackRock, Inc. Showing 1-6 of 15 holder rows.

Quick read

BlackRock, Inc. leads the comparable SEC ownership view at 12%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership Top 5
BlackRock, Inc. 12%
VANGUARD CAPITAL MANAGEMENT LLC 5.2%
VANGUARD PORTFOLIO MANAGEMENT LLC 5.2%
LONDON CO OF VIRGINIA 4.9%
Capital International Investors 1.8%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
BlackRock, Inc.
13F 13D/G
Company
13F 13D/G
12%
from 13D/G
$1,013,046,301
5,301,132 shares
 — 31 Dec 2025
VANGUARD CAPITAL MANAGEMENT LLC
13D/G
Vanguard Capital Management
13D/G
5.2%
$370,555,931
2,248,519 shares
 $0 31 Mar 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
13D/G
Vanguard Portfolio Management
13D/G
5.2%
$369,498,904
2,242,105 shares
 $0 31 Mar 2026
LONDON CO OF VIRGINIA
13F 13D/G
Company · The London Company
13F 13D/G
4.9%
from 13D/G
$356,641,429
1,866,241 shares
 — 31 Dec 2025
Capital International Investors
13F 13D/G
Company
13F 13D/G
1.8%
from 13D/G
$443,735,584
2,321,993 shares
 — 31 Dec 2025
Austin So
3/4/5
SVP, GC, Gov't. Rel., & CSO
3/4/5
0.02%
$1,810,477
8,968 shares
mixed-class rows
 — 27 Feb 2026
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
470
Shares
42,805,878
Rows available
470
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders
518
Q1 2026 holders
470
Holder diff
-48
Investor Q4 2025 Shares Q1 2026 Shares Share Diff Share Chg % Q4 2025 value Q1 2026 value Value change Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
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