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Armstrong World Industries

417 hedge funds and large institutions have $7.09B invested in Armstrong World Industries in 2025 Q2 according to their latest regulatory filings, with 55 funds opening new positions, 151 increasing their positions, 161 reducing their positions, and 30 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

6% more funds holding

Funds holding: 395417 (+22)

0.96% more ownership

Funds ownership: 99.41%100.37% (+0.96%)

6% less repeat investments, than reductions

Existing positions increased: 151 | Existing positions reduced: 161

Holders
417
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$42.3M
Puts
$4.55M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
RRAM
26
River Road Asset Management
Kentucky
$68.2M
Morgan Stanley
27
Morgan Stanley
New York
$63.1M
Los Angeles Capital Management
28
Los Angeles Capital Management
California
$58M
Arrowstreet Capital
29
Arrowstreet Capital
Massachusetts
$57M
Natixis Advisors
30
Natixis Advisors
Massachusetts
$56.5M
CB
31
Cooke & Bieler
Pennsylvania
$56.1M
Bank of New York Mellon
32
Bank of New York Mellon
New York
$55.9M
Envestnet Asset Management
33
Envestnet Asset Management
Illinois
$49.4M
Northern Trust
34
Northern Trust
Illinois
$46M
Goldman Sachs
35
Goldman Sachs
New York
$45.9M
Point72 Asset Management
36
Point72 Asset Management
Connecticut
$40.1M
CGPCS
37
Capital Group Private Client Services
California
$38.1M
Tudor Investment Corp
38
Tudor Investment Corp
Connecticut
$35.9M
Principal Financial Group
39
Principal Financial Group
Iowa
$34.8M
HP
40
Harvey Partners
New York
$34.8M
NL
41
Nuveen LLC
North Carolina
$34.2M
Ameriprise
42
Ameriprise
Minnesota
$31.6M
RHJA
43
Rice Hall James & Associates
California
$31.3M
Wells Fargo
44
Wells Fargo
California
$31.3M
Public Sector Pension Investment Board (PSP Investments)
45
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$30.6M
Allianz Asset Management
46
Allianz Asset Management
Germany
$29.3M
Millennium Management
47
Millennium Management
New York
$29M
Schroder Investment Management Group
48
Schroder Investment Management Group
United Kingdom
$28.8M
SAM
49
Southernsun Asset Management
Tennessee
$28.7M
GACM
50
Global Alpha Capital Management
Quebec, Canada
$27.8M