Mathis William N.
SEC insider (Form 3/4/5 filer). CIK 0001640004. Director at Black Stone Minerals, L.P. (BSM). 9 reported Form 4/5 transactions since Sep 2024; latest on Oct 3, 2025. Located in HOUSTON, TX.
Companies Mathis William N. has filed insider reports for
- Black Stone Minerals, L.P. (BSM): Director
Mathis William N.
CIK: 0001640004
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Black Stone Minerals, L.P.
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- Oct 3, 2025BSM
Black Stone Minerals, L.P.
AwardDirect2.4K shares at avg. $13.14$31K - Jul 3, 2025BSM
Black Stone Minerals, L.P.
AwardDirect1.6K shares at avg. $13.08$21K - Jun 20, 2025BSM
Black Stone Minerals, L.P.
OtherIndirect54.7K shares- - Jun 20, 2025BSM
Black Stone Minerals, L.P.
OtherIndirect54.7K shares- - Jun 20, 2025BSM
Black Stone Minerals, L.P.
OtherIndirect12.2K shares- - Apr 4, 2025BSM
Black Stone Minerals, L.P.
AwardDirect1.4K shares at avg. $15.27$21K - Jan 13, 2025BSM
Black Stone Minerals, L.P.
AwardDirect13.3K shares- - Jan 3, 2025BSM
Black Stone Minerals, L.P.
AwardDirect1.5K shares at avg. $14.60$21K - Oct 4, 2024BSM
Black Stone Minerals, L.P.
AwardDirect1.4K shares at avg. $15.10$21K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 3, 2025 | BSM Black Stone Minerals, L.P. | Award | 2,378 | $13.14 | $31,247 | Direct |
| Jul 3, 2025 | BSM Black Stone Minerals, L.P. | Award | 1,624 | $13.08 | $21,242 | Direct |
| Jun 20, 2025 | BSM Black Stone Minerals, L.P. | Other | 54,690 | - | - | Indirect |
| Jun 20, 2025 | BSM Black Stone Minerals, L.P. | Other | 54,690 | - | - | Indirect |
| Jun 20, 2025 | BSM Black Stone Minerals, L.P. | Other | 12,153 | - | - | Indirect |
| Apr 4, 2025 | BSM Black Stone Minerals, L.P. | Award | 1,391 | $15.27 | $21,241 | Direct |
| Jan 13, 2025 | BSM Black Stone Minerals, L.P. | Award | 13,324 | - | $0 | Direct |
| Jan 3, 2025 | BSM Black Stone Minerals, L.P. | Award | 1,455 | $14.60 | $21,243 | Direct |
| Oct 4, 2024 | BSM Black Stone Minerals, L.P. | Award | 1,407 | $15.10 | $21,246 | Direct |
1-9 of 9 transactions