6 insiders reported 12 Form 4 transactions for NL INDUSTRIES INC (NL) over the past 18 months (most recent 2026-05-15). Recent activity: Harper John E (Director) Buy 6,000 shares, Feehan Loretta J. (Director) Buy 6,000 shares, Kramer Kevin B (Director) Buy 6,000 shares, Mendes Meredith W. (Director) Buy 6,000 shares, TURNER R GERALD DR (Director) Buy 6,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-15 | Harper John E | Director | Buy | 6,000 | $40,020 |
| 2026-05-15 | Feehan Loretta J. | Director | Buy | 6,000 | $40,020 |
| 2026-05-15 | Kramer Kevin B | Director | Buy | 6,000 | $40,020 |
| 2026-05-15 | Mendes Meredith W. | Director | Buy | 6,000 | $40,020 |
| 2026-05-15 | TURNER R GERALD DR | Director | Buy | 6,000 | $40,020 |
| 2026-05-15 | MOORE CECIL H JR | Director | Buy | 6,000 | $40,020 |
| 2025-05-16 | TURNER R GERALD DR | Director | Buy | 2,500 | $20,100 |
| 2025-05-16 | MOORE CECIL H JR | Director | Buy | 2,500 | $20,100 |
| 2025-05-16 | Feehan Loretta J. | Director | Buy | 2,500 | $20,100 |
| 2025-05-16 | Mendes Meredith W. | Director | Buy | 2,500 | $20,100 |
| 2025-05-16 | Harper John E | Director | Buy | 2,500 | $20,100 |
| 2025-05-16 | Kramer Kevin B | Director | Buy | 2,500 | $20,100 |
Source: SEC Form 4 filings · as of 2026-05-15