Armstrong World Industries Inc
AWI- Exchange
- NYSE
- Industry
- Plastics Products, NEC
- SEC CIK
- 0000007431
No open-market purchases or sales by Armstrong World Industries Inc insiders were filed in the last 90 days; 478 institutions reported holding it in 13F filings for Q2 2026, worth $6.94B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Armstrong World Industries Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 519
- +31 vs. Q3 2025
- Shares held
- 43.7M
- +2.04M (+4.9%) vs. Q3 2025
- Total value
- $8.36B
- +$189.7M (+2.3%) vs. Q3 2025
- New holders
- 83
- 184 more added
- Sold out
- 52
- 195 more reduced
10 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AWI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 478 | $6.94B |
| Q1 2026 | 474 | $7.05B |
| Q4 2025 | 519 | $8.36B |
| Q3 2025 | 498 | $8.45B |
| Q2 2025 | 418 | $7.10B |
| Q1 2025 | 397 | $6.18B |
| Q4 2024 | 366 | $6.30B |
| Q3 2024 | 344 | $5.74B |
| Q2 2024 | 325 | $5.04B |
| Q1 2024 | 325 | $5.56B |
| Q4 2023 | 282 | $4.72B |
| Q3 2023 | 254 | $3.21B |
| Q2 2023 | 258 | $3.28B |
| Q1 2023 | 267 | $3.24B |
| Q4 2022 | 264 | $3.17B |
| Q3 2022 | 253 | $3.70B |
| Q2 2022 | 255 | $3.55B |
| Q1 2022 | 261 | $4.26B |
| Q4 2021 | 260 | $5.46B |
| Q3 2021 | 240 | $4.59B |
| Q2 2021 | 239 | $5.22B |
| Q1 2021 | 242 | $4.42B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Armstrong World Industries Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Alyeska Investment Group, L.P. | 533,324 | $101.9M | 0.29% | +30,588+6.1% | Added |
| Citadel Advisors LLC | 546,089 | $104.4M | 0.07% | +190,867+53.7% | Added |
| Norges Bank | 563,661 | $107.7M | 0.01% | +563,661 | New |
| Timucuan Asset Management Inc | 571,690 | $109.2M | 3.55% | −11,798−2.0% | Reduced |
| Alliancebernstein L.P. | 613,275 | $117.2M | 0.04% | −263,990−30.1% | Reduced |
| Yacktman Asset Management LP | 741,742 | $141.7M | 1.98% | −17,543−2.3% | Reduced |
| Invesco Ltd. | 807,605 | $154.3M | 0.01% | +48,925+6.4% | Added |
| Dimensional Fund Advisors LP | 858,005 | $164.0M | 0.03% | −2,794−0.3% | Reduced |
| Neuberger Berman Group LLC | 942,415 | $180.1M | 0.13% | −54,234−5.4% | Reduced |
| AQR Capital Management LLC | 961,185 | $183.7M | 0.10% | +69,849+7.8% | Added |
| Fuller & Thaler Asset Management, Inc. | 1,005,464 | $192.1M | 0.65% | −19,191−1.9% | Reduced |
| Geode Capital Management, LLC | 1,015,154 | $194.0M | 0.01% | +61,647+6.5% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 1,205,018 | $230.3M | 0.62% | −77,768−6.1% | Reduced |
| Bank of Montreal | 1,279,086 | $244.4M | 0.10% | +1,272,275+18,679.7% | Added |
| State Street Corp | 1,372,982 | $262.4M | 0.01% | −2,613−0.2% | Reduced |
| London Co of Virginia | 1,866,241 | $356.6M | 2.06% | −269,356−12.6% | Reduced |
| Capital International Investors | 2,321,993 | $443.7M | 0.07% | +23,133+1.0% | Added |
| Vanguard Group Inc | 4,441,765 | $848.8M | 0.01% | −50,149−1.1% | Reduced |
| BlackRock, Inc. | 5,301,132 | $1.01B | 0.02% | +9,932+0.2% | Added |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −98,594−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −40,400−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −36,250−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −35,179−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −22,264−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −13,937−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −9,539−100.0% | Sold out |
| Banco Santander, S.A. | 0 | $0 | 0.00% | −9,470−100.0% | Sold out |
| Advantage Alpha Capital Partners LP | 0 | $0 | 0.00% | −8,485−100.0% | Sold out |
| Oak Thistle LLC | 0 | $0 | 0.00% | −8,479−100.0% | Sold out |
| Brighton Jones LLC | 0 | $0 | 0.00% | −5,191−100.0% | Sold out |
| Toroso Investments, LLC | 0 | $0 | 0.00% | −4,273−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −4,052−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −3,623−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −3,371−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −3,352−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −2,695−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −2,664−100.0% | Sold out |
| Catalytic Wealth RIA, LLC | 0 | $0 | 0.00% | −2,653−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −2,567−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −2,428−100.0% | Sold out |
| Kovitz Investment Group Partners, LLC | 0 | $0 | 0.00% | −2,198−100.0% | Sold out |
| Johnson Investment Counsel Inc | 0 | $0 | 0.00% | −2,079−100.0% | Sold out |
| Lombard Odier Asset Management (USA) Corp | 0 | $0 | 0.00% | −2,064−100.0% | Sold out |
| Sageworth Trust Co | 0 | $0 | 0.00% | −2,029−100.0% | Sold out |
| Counterpoint Mutual Funds LLC | 0 | $0 | 0.00% | −1,936−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −1,903−100.0% | Sold out |
| Requisite Capital Management, LLC | 0 | $0 | 0.00% | −1,661−100.0% | Sold out |
| Longboard Asset Management, LP | 0 | $0 | 0.00% | −1,603−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −1,567−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −1,547−100.0% | Sold out |
| Ci Investments Inc. | 0 | $0 | 0.00% | −1,328−100.0% | Sold out |
| Jackson Thornton Asset Management, LLC | 0 | $0 | 0.00% | −1,279−100.0% | Sold out |
| Numerai GP LLC | 0 | $0 | 0.00% | −1,246−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −1,229−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −1,167−100.0% | Sold out |
| My Personal CFO, LLC | 0 | $0 | 0.00% | −1,134−100.0% | Sold out |
| Foundation Wealth Management, LLC | 0 | $0 | 0.00% | −1,134−100.0% | Sold out |
| denkapparat Operations GmbH | 0 | $0 | 0.00% | −1,046−100.0% | Sold out |
| USA Financial Portformulas Corp | 0 | $0 | 0.00% | −891−100.0% | Sold out |
| Ameriflex Group, Inc. | 0 | $0 | 0.00% | −180−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| WPG Advisers, LLC | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| JPL Wealth Management, LLC | 0 | $0 | 0.00% | −30−100.0% | Sold out |
| Key Financial Inc | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| GPS Wealth Strategies Group, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Palisade Asset Management, LLC | 0 | $0 | 0.00% | −18−100.0% | Sold out |
| Atlantic Trust, LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Marquette Asset Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Heartwood Wealth Advisors LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Cloud Capital Management, LLC | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Tortoise Investment Management, LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Burgundy Asset Management Ltd. | – | – | – | – | Not filed |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |
| AXA Investment Managers S.A. | – | – | – | – | Not filed |
| Point72 Hong Kong Ltd | – | – | – | – | Not filed |
| Point72 (DIFC) Ltd | – | – | – | – | Not filed |
| Point72 Europe (London) LLP | – | – | – | – | Not filed |
| Gries Financial LLC | – | – | – | – | Not filed |
| Glenmede Investment Management, LP | – | – | – | – | Not filed |
| Hemington Wealth Management | – | – | – | – | Not filed |
| Binnacle Investments Inc | – | – | – | – | Not filed |