21 insiders reported 167 Form 4 transactions for Owens Corning (OC) over the past 18 months (most recent 2026-09-17). Recent activity: Fister Todd W (President and COO) Sell 1,180 shares, Del Monaco Nicolas (President, Roofing) Sell 856 shares, Marcon Rachel Barthelemy (President, Doors) Sell 900 shares, Marcon Rachel Barthelemy (President, Doors) Buy 6,501 shares, Del Monaco Nicolas (President, Roofing) Buy 6,501 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-17 | Fister Todd W | President and COO | Sell | 1,180 | $151,831 |
| 2026-09-17 | Del Monaco Nicolas | President, Roofing | Sell | 856 | $110,142 |
| 2026-09-01 | Marcon Rachel Barthelemy | President, Doors | Sell | 900 | $129,663 |
| 2026-08-12 | Marcon Rachel Barthelemy | President, Doors | Buy | 6,501 | $999,854 |
| 2026-08-12 | Del Monaco Nicolas | President, Roofing | Buy | 6,501 | $999,854 |
| 2026-08-12 | Collins Jonathan Mark | EVP & Chief Financial Officer | Buy | 19,504 | $3.0M |
| 2026-08-12 | Canovas De La Nuez Jose Manuel | President, Insulation | Buy | 3,250 | $499,850 |
| 2026-08-10 | CORDEIRO EDUARDO E | Director | Buy | 67 | $10,105 |
| 2026-08-10 | FESTA ALFRED E | Director | Buy | 68 | $10,202 |
| 2026-08-10 | Williams John David | Director | Buy | 284 | $42,796 |
| 2026-08-10 | Nimocks Suzanne P | Director | Buy | 110 | $16,532 |
| 2026-08-10 | Lonergan Edward F | Director | Buy | 273 | $41,162 |
| 2026-08-10 | Elsner Adrienne | Director | Buy | 98 | $14,765 |
| 2026-08-10 | Mendez-Andino Jose | EVP, Chief Innovation Officer | Buy | 77 | $11,633 |
| 2026-08-10 | Collins Michelle T | Director | Buy | 370 | $58,127 |
| 2026-08-10 | CORDEIRO EDUARDO E | Director | Buy | 319 | $50,115 |
| 2026-08-10 | FESTA ALFRED E | Director | Buy | 315 | $49,486 |
| 2026-08-10 | Williams John David | Director | Buy | 296 | $46,502 |
| 2026-08-10 | Nimocks Suzanne P | Director | Buy | 321 | $50,429 |
| 2026-08-10 | Lonergan Edward F | Director | Buy | 581 | $91,275 |
| 2026-08-10 | Martin Paul Edward | Director | Buy | 296 | $46,502 |
| 2026-08-10 | Elsner Adrienne | Director | Buy | 312 | $49,015 |
| 2026-08-10 | Martin Paul Edward | Director | Buy | 42 | $6,321 |
| 2026-07-30 | Canovas De La Nuez Jose Manuel | President, Insulation | Sell | 1,070 | $153,149 |
| 2026-05-29 | Marcon Rachel Barthelemy | President, Doors | Sell | 700 | $84,497 |
Source: SEC Form 4 filings · as of 2026-09-17