Whitehead James (CIK 1987724) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-10). Recent activity: Sell BSM (498,343 shares), Sell BSM (1.6M shares), Buy BSM (14,255 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-10 | Black Stone Minerals, L.P. (BSM) | Director | Sell | 498,343 | $6.6M |
| 2026-08-10 | Black Stone Minerals, L.P. (BSM) | Director | Sell | 1.6M | $21.5M |
| 2026-01-15 | Black Stone Minerals, L.P. (BSM) | Director | Buy | 14,255 | $0 |
Source: SEC Form 4 filings · as of 2026-08-10