ARMSTRONG WORLD INDUSTRIES INC
Total Trades
9
Buys
1
Sells
5
Largest Trade
N/A
Insiders
4
Institutional Funds
433
Inst. Value
$1M+
Activist Filings
9
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| TEMPLIN ROY W | Director | BUY | $50K–$100K | 575 | $173.91 | Mar 2, 2026 |
| Grizzle Victor | CEO | EXERCISE | $1M+ | 23K | $47.17 | Dec 29, 2023 |
| Grizzle Victor | CEO | SELL | $1M+ | 23K | $99.02 | Dec 29, 2023 |
| Hershey Mark A | SVP Americas | SELL | $500K+ | 7K | $80.14 | Feb 2, 2023 |
| Grizzle Victor | CEO | SELL | $1M+ | 26K | $68.83 | Dec 28, 2022 |
| Grizzle Victor | CEO | EXERCISE | $1M+ | 26K | $45.32 | Dec 28, 2022 |
| Hershey Mark A | SVP Americas | SELL | $100K–$500K | 1K | $95.11 | Apr 21, 2022 |
| Hershey Mark A | SVP Americas | EXERCISE | N/A | 2K | — | Apr 21, 2022 |
| Romano Ellen R. | SVP, Human Resources | SELL | $50K–$100K | 1K | $95.00 | Mar 22, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 433 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Capital International Investors | 2.3M | $1M+ | SH |
| STATE STREET CORP | 1.4M | $1M+ | SH |
| FULLER & THALER ASSET MANAGEMENT, INC. | 1.0M | $1M+ | SH |
| FULLER & THALER ASSET MANAGEMENT, INC. | 1.0M | $1M+ | SH |
| Neuberger Berman Group LLC | 936K | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 906K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 798K | $1M+ | SH |
| YACKTMAN ASSET MANAGEMENT LP | 742K | $1M+ | SH |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 473K | $1M+ | SH |
| ALLIANCEBERNSTEIN L.P. | 613K | $1M+ | SH |
| TIMUCUAN ASSET MANAGEMENT INC/FL | 572K | $1M+ | SH |
| NORGES BANK | 564K | $1M+ | SH |
| Alyeska Investment Group, L.P. | 533K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 523K | $1M+ | SH |
| Van Berkom & Associates Inc. | 462K | $1M+ | SH |
| Gates Capital Management, Inc. | 428K | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 376K | $1M+ | SH |
| NATIXIS ADVISORS, LLC | 338K | $1M+ | SH |
| River Road Asset Management, LLC | 280K | $1M+ | SH |
| ENVESTNET ASSET MANAGEMENT INC | 259K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Jul 18, 2025
11.5%
5.0M shares
Capital International Investors 95-1411037
SC 13G/A · May 10, 2024
6.0%
2.6M shares
Capital International Investors 95-1411037
SC 13G/A · Feb 9, 2024
12.6%
5.6M shares
The Vanguard Group - 23-1945930
SC 13G/A · Jan 10, 2024
10.8%
4.8M shares
SC 13G · Jan 8, 2024
12.6%
5.6M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Feb 14, 2023
0.1%
91K shares
Capital International Investors 95-1411037
SC 13G/A · Feb 13, 2023
12.2%
5.6M shares
Capital International Investors 95-1411037
SC 13G/A · Feb 11, 2022
11.2%
5.3M shares
T. ROWE PRICE ASSOCIATES, INC. 52-0556948
SC 13G/A · Jan 10, 2022
8.5%
4.1M shares