D. Mark DeWalch

Insider Reports History

Location
Houston, TX
Signature
/s/ Steve Putman, attorney-in-fact for D. Mark DeWalch
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by D. Mark DeWalch:

Stock Role Class Num Shares Value Price $ Report Date Ownership
Black Stone Minerals, L.P. Director Common units representing limited partner interests 559K $7.34M $13.14 03 Oct 2025 By DeWalch Diversified LP
Black Stone Minerals, L.P. Director Common units representing limited partner interests 377K $4.95M $13.14 03 Oct 2025 Direct
Black Stone Minerals, L.P. Director Common units representing limited partner interests 40.8K $536K $13.14 03 Oct 2025 By Donald Mark DeWalch Trust
Black Stone Minerals, L.P. Director Common units representing limited partner interests 6.75K $88.7K $13.14 03 Oct 2025 By wife

Insider Reports Filed by D. Mark DeWalch

Symbol Company Period Transactions Value $ Form Type Role Filing Time
BSM Black Stone Minerals, L.P. 03 Oct 2025 1 $18.7K 4 Director 07 Oct 2025, 17:05
BSM Black Stone Minerals, L.P. 03 Jul 2025 1 $18.7K 4 Director 03 Jul 2025, 17:32
BSM Black Stone Minerals, L.P. 04 Apr 2025 1 $18.7K 4 Director 07 Apr 2025, 17:06
BSM Black Stone Minerals, L.P. 13 Jan 2025 1 $0 4 Director 15 Jan 2025, 17:39
BSM Black Stone Minerals, L.P. 03 Jan 2025 1 $18.7K 4 Director 07 Jan 2025, 17:13
BSM Black Stone Minerals, L.P. 04 Oct 2024 1 $18.7K 4 Director 08 Oct 2024, 17:29
BSM Black Stone Minerals, L.P. 15 Aug 2024 1 $500K 4 Director 15 Aug 2024, 17:51
BSM Black Stone Minerals, L.P. 05 Jul 2024 1 $18.7K 4 Director 08 Jul 2024, 19:21
BSM Black Stone Minerals, L.P. 05 Apr 2024 1 $18.7K 4 Director 09 Apr 2024, 17:05
BSM Black Stone Minerals, L.P. 26 Feb 2024 1 $50.3K 4 Director 27 Feb 2024, 17:34
BSM Black Stone Minerals, L.P. 11 Jan 2024 1 $0 4 Director 16 Jan 2024, 17:08
BSM Black Stone Minerals, L.P. 16 Nov 2023 2 $762K 4 Director 17 Nov 2023, 17:04
BSM Black Stone Minerals, L.P. 06 Mar 2023 2 $543K 4 Director 07 Mar 2023, 17:00
BSM Black Stone Minerals, L.P. 11 Jan 2023 1 $0 4 Director 13 Jan 2023, 17:00
BSM Black Stone Minerals, L.P. 11 Jan 2022 1 $0 4 Director 11 Jan 2022, 16:56