O'HERLIHY CHRISTOPHER A (CIK 1504646) reported 9 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-12). Recent activity: Buy MAS (2,650 shares), Buy ITW (7,024 shares), Sell ITW (2,610 shares), Buy MAS (2,900 shares), Buy ITW (48,453 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-12 | MASCO CORP /DE/ (MAS) | Director | Buy | 2,650 | $0 |
| 2026-02-17 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Buy | 7,024 | $0 |
| 2026-02-17 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Sell | 2,610 | $779,111 |
| 2025-05-13 | MASCO CORP /DE/ (MAS) | Director | Buy | 2,900 | $0 |
| 2025-03-11 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Buy | 48,453 | $6.2M |
| 2025-03-11 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Sell | 43,017 | $11.8M |
| 2025-03-11 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Sell | 5,436 | $1.5M |
| 2025-02-18 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Buy | 6,962 | $0 |
| 2025-02-18 | ILLINOIS TOOL WORKS INC (ITW) | President & CEO | Sell | 2,508 | $652,306 |
Source: SEC Form 4 filings · as of 2026-05-12