Who owns Armstrong World Industries, Inc.?
Institutional ownership of AWI from SEC Form 13F filings across 309 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
309
13F holders
$4.67B
value, 2026 filers
70.9%
of shares outstanding (30.0M sh)
32
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of AWI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 5.2M | $827.2M | 0.0% | 12.2% | -1.0% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2.2M | $356.1M | 0.0% | 5.3% | -0.6% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.9M | $308.6M | 0.0% | 4.6% | -49.9% |
| 4 | BANK OF MONTREAL /CAN/ | 1.1M | $177.2M | 0.1% | 2.6% | -9.8% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 1.0M | $167.4M | 0.0% | 2.5% | +3.5% |
| 6 | CITADEL ADVISORS LLC | 1.0M | $165.3M | 0.0% | 2.4% | +29.6% |
| 7 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 894,083 | $143.4M | 0.4% | 2.1% | -9.2% |
| 8 | Capital International Investors | 794,508 | $127.5M | 0.0% | 1.9% | +2.4% |
| 9 | NEUBERGER BERMAN GROUP LLC | 763,194 | $122.4M | 0.1% | 1.8% | -16.7% |
| 10 | TWO SIGMA INVESTMENTS, LP | 583,201 | $93.6M | 0.1% | 1.4% | -25.6% |
| 11 | NORGES BANKNEW | 562,406 | $90.2M | 0.0% | 1.3% | new |
| 12 | Sixth Street Partners Management Company, L.P.NEW | 528,206 | $84.7M | 14.6% | 1.2% | new |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 528,206 | $84.7M | 0.0% | 1.2% | -1.2% |
| 14 | BANK OF AMERICA CORP /DE/ | 464,757 | $74.6M | 0.0% | 1.1% | +1.6% |
| 15 | FMR LLC | 460,793 | $73.9M | 0.0% | 1.1% | -0.1% |
| 16 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 453,190 | $72.7M | 0.0% | 1.1% | +17.0% |
| 17 | Qube Research & Technologies Ltd | 439,415 | $70.5M | 0.1% | 1% | +159.9% |
| 18 | Invesco Ltd. | 434,874 | $69.8M | 0.0% | 1% | +13.3% |
| 19 | Allianz Asset Management GmbH | 433,458 | $71.4M | 0.1% | 1% | 0.0% |
| 20 | MORGAN STANLEY | 420,421 | $67.4M | 0.0% | 1% | -8.4% |
| 21 | MILLENNIUM MANAGEMENT LLC | 400,980 | $64.3M | 0.0% | 0.9% | +15.1% |
| 22 | Point72 Asset Management, L.P. | 370,562 | $59.4M | 0.1% | 0.9% | +80.3% |
| 23 | NATIXIS ADVISORS, LLC | 359,071 | $57,602 | 0.1% | 0.8% | +6.9% |
| 24 | Public Sector Pension Investment Board | 353,752 | $56.7M | 0.1% | 0.8% | +77.1% |
| 25 | JONES FINANCIAL COMPANIES LLLP | 349,181 | $56.6M | 0.0% | 0.8% | +8.7% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.