Companies / Armstrong World Industries Inc
Armstrong World Industries Inc
Financials · FY2025
Ownership
42.3M shares outstanding · as of Jul 23, 2026
Ownership
| Insiders | 1.24% | 522,477 |
| Institutions | 103.12% | 43,582,372 |
| Public float | 0.00% | 0 |
Reported holdings exceed shares outstanding — public float shown as 0; some positions may overlap or lag.
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 8
View all →| Insider | % of shares | Shares |
|---|---|---|
Grizzle VictorCEOCEO · Director | 0.97% | 409,385 |
Hershey Mark ACEOPresident & CEO | 0.15% | 64,777 |
Templin Roy WDirector | 0.05% | 20,716 |
So AustinSVP, GC, Gov't. Rel., & CSO | 0.02% | 8,968 |
Holder Richard DDirector | 0.01% | 6,223 |
Calzaretta Christopher P.SVP & CFO | 0.01% | 6,022 |
Crager Jill A.SVP Sales & Digital Mktg | 0.01% | 4,328 |
Burge James T.Vice President & Controller | <0.01% | 2,058 |
Institutional holders 523
View all →| Holder | Value | % of shares |
|---|---|---|
| $848.82M | 10.51% | |
| $827.24M | 12.20% | |
| $443.74M | 5.49% | |
| $284.01M | 4.08% | |
| $244.43M | 3.03% | |
| $230.75M | 3.40% | |
| $180.10M | 2.23% | |
| $179.89M | 2.65% | |
| $171.62M | 2.46% | |
| $166.21M | 2.39% |
Activity
Jun 30, 2026View all →
InsidersInstitutions
Who's accumulating and trimming this stock (13F).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | AllianceBernstein L.P. 13F manager | Trim | Common stock | $-110.14M | -576K -93.98% | 36,948 0.09% of shares | high |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-107.72M | -564K -100.00% | 0 | high |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Add | Common stock | $89.96M | +546K +229.44% | 783,763 1.85% of shares | high |
| Q1 2026 as of | Adage Capital Partners Gp, L.L.C. 13F manager | Add | Common stock | $47.30M | +287K +99.65% | 575,000 1.36% of shares | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | Common stock | $47.23M | +287K +464.08% | 348,379 0.82% of shares | medium |
| Q1 2026 as of | Balyasny Asset Management L.P. 13F manager | Exit | Common stock | $-39.99M | -209K -100.00% | 0 | medium |
| Q1 2026 as of | Kayne Anderson Rudnick Investment Management, LLC 13F manager | Trim | Common stock | $-36.37M | -221K -18.31% | 984,320 2.33% of shares | medium |
| Q2 2026 as of | SG Capital Management LLC 13F manager | New | Common stock | $26.61M | +166K | 165,862 0.39% of shares | medium |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| AWI | — | 04247X102 |