Insider · CIK 0001638259

DeWalch D Mark

Reports to the SEC for 1 company · HOUSTON, TX

sec.gov

Transactions

Companies

Filings

CIK

0001638259

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-10-02	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,309 sh	$14.32	+$18.7K	434,146
2026-07-02	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,342 sh	$13.97	+$18.7K	432,837
2026-06-01	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+36.4K sh	$13.62	+$495K	631,248
2026-05-29	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+36.4K sh	$13.48	+$490K	594,885
2026-05-28	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+37.7K sh	$13.21	+$497K	431,495
2026-04-02	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,240 sh	$15.12	+$18.7K	393,845
2026-01-13	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+14.3K sh	—	—	392,605
2026-01-02	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,410 sh	$13.29	+$18.7K	378,350
2025-10-03	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,426 sh	$13.14	+$18.7K	376,940
2025-07-03	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,433 sh	$13.08	+$18.7K	375,514
2025-04-04	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,227 sh	$15.27	+$18.7K	374,081
2025-01-13	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+13.3K sh	—	—	372,854
2025-01-03	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,284 sh	$14.60	+$18.7K	359,530
2024-10-04	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,241 sh	$15.10	+$18.7K	358,246
2024-08-15	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+34.2K sh	$14.62	+$500K	357,005
2024-07-05	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,196 sh	$15.67	+$18.7K	322,805
2024-04-05	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+1,173 sh	$15.98	+$18.7K	321,609
2024-02-26	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+3,250 sh	$15.47	+$50.3K	320,436
2024-01-11	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+12.3K sh	—	—	317,186
2023-11-17	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+22.3K sh	$17.49	+$390K	304,879
2023-11-16	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+21.7K sh	$17.14	+$372K	282,582
2023-03-06	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+31.2K sh	$15.85	+$494K	260,879
2023-03-06	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+3,100 sh	$15.85	+$49.1K	13,417
2023-01-11	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+12.5K sh	—	—	229,729
2022-01-11	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+14.1K sh	—	—	217,190
2021-01-12	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+15.4K sh	—	—	203,075
2020-01-13	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+13.4K sh	—	—	187,661
2019-06-10	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+5,350 sh	$16.44	+$88K	40,809
2019-05-24	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+70.9K sh	—	—	174,272
2019-05-24	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+3,827 sh	—	—	6,749
2019-05-24	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+4,333 sh	—	—	10,317
2019-05-24	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+20.1K sh	—	—	35,459
2019-05-24	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	−70.9K sh	—	—	0
2019-05-24	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	−3,827 sh	—	—	0
2019-05-24	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	−4,333 sh	—	—	0
2019-05-24	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	−20.1K sh	—	—	0
2019-01-11	BSMBlack Stone Minerals, L.P.A Award	Director	AAward	+10.8K sh	—	—	103,407
2018-11-16	BSMBlack Stone Minerals, L.P.P Purchase	Director	PPurchase	+1,175 sh	$17.06	+$20K	5,984
2018-04-05	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+152 sh	—	—	2,922
2018-04-05	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+91 sh	—	—	4,824
2018-04-05	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+91 sh	—	—	4,809
2018-04-05	BSMBlack Stone Minerals, L.P.C Conversion	Director	CConversion	+273 sh	—	—	15,351
2018-04-05	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	+199 sh	—	—	3,827
2018-04-05	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	+119 sh	—	—	4,333
2018-04-05	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	+119 sh	—	—	4,333
2018-04-05	BSMBlack Stone Minerals, L.P. · Subordinated units representing limited partner interestsC Conversion	Director	CConversion	+358 sh	—	—	20,108
2018-04-05	BSMBlack Stone Minerals, L.P. · Preferred units representing limited partner interestsC Conversion	Director	CConversion	−5 sh	—	—	0
2018-04-05	BSMBlack Stone Minerals, L.P. · Preferred units representing limited partner interestsC Conversion	Director	CConversion	−3 sh	—	—	0
2018-04-05	BSMBlack Stone Minerals, L.P. · Preferred units representing limited partner interestsC Conversion	Director	CConversion	−3 sh	—	—	0
2018-04-05	BSMBlack Stone Minerals, L.P. · Preferred units representing limited partner interestsC Conversion	Director	CConversion	−9 sh	—	—	0

Recent filings

Accepted (ET)
Oct 54
DeWalch D Mark0001638259-26-000014
SEC(opens sec.gov)
Jul 24
DeWalch D Mark0001638259-26-000012
SEC(opens sec.gov)
Jun 24
DeWalch D Mark0001638259-26-000010
SEC(opens sec.gov)
May 284
DeWalch D Mark0001638259-26-000008
SEC(opens sec.gov)
Apr 64
DeWalch D Mark0001638259-26-000006
SEC(opens sec.gov)
Jan 154
DeWalch D Mark0001638259-26-000004
SEC(opens sec.gov)
Jan 64
DeWalch D Mark0001638259-26-000002
SEC(opens sec.gov)
Oct 74
DeWalch D Mark0001638259-25-000004
SEC(opens sec.gov)
Jul 34
DeWalch D Mark0001621434-25-000098
SEC(opens sec.gov)
Apr 74
DeWalch D Mark0001621434-25-000072
SEC(opens sec.gov)
Jan 154
DeWalch D Mark0001621434-25-000031
SEC(opens sec.gov)
Jan 74
DeWalch D Mark0001621434-25-000010
SEC(opens sec.gov)
Oct 84
DeWalch D Mark0001621434-24-000107
SEC(opens sec.gov)
Aug 154
DeWalch D Mark0001621434-24-000091
SEC(opens sec.gov)
Jul 84
DeWalch D Mark0001621434-24-000085
SEC(opens sec.gov)
Apr 94
DeWalch D Mark0001621434-24-000070
SEC(opens sec.gov)
Feb 274
DeWalch D Mark0001621434-24-000058
SEC(opens sec.gov)
Jan 164
DeWalch D Mark0001621434-24-000030
SEC(opens sec.gov)
Nov 174
DeWalch D Mark0001621434-23-000002
SEC(opens sec.gov)

Companies

Black Stone Minerals, L.P.DirectorBSM

Address

1001 FANNIN STREET, SUITE 2020

HOUSTON, TX, 77002