Black Stone Minerals, L.P. (BSM) Insider Ownership

Historic Insider Ownership Trends

Over the 90-day window ending February 19, 2026, Black Stone Minerals's three dominant insider ownership positions are held by Executive Chairman Thomas L Jr Carter (3.53Mn shares), Director Alexander D. Stuart (2.05Mn shares), Svp And General Counsel And And Sec Luke Stevens Putman (748.14K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Thomas L Jr Carter Executive Chairman 3,531,172 06 Feb, 2026
Alexander D. Stuart 2,052,705 15 Jan, 2026
Luke Stevens Putman Svp And General Counsel And And Sec 748,142 06 Feb, 2026
Jeffrey P. Wood President And Cfo 589,109 24 Feb, 2023
D Mark Dewalch 406,022 15 Jan, 2026
Jerry V. Jr. Kyle 319,907 15 Jan, 2026
William N. Mathis 258,353 07 Oct, 2025
Michael C Linn 208,150 15 Jan, 2026
William E. Randall 190,286 15 Jan, 2026
Carrie Pearson Clark Svp And Chief Commercial Officer 165,857 30 May, 2025
Ashley J Longmaid 148,463 15 Jan, 2026
Carin Marcy Barth 142,447 15 Jan, 2026
Taylor Dewalch Co Ceo And President 139,889 06 Feb, 2026
Dawn Smajstrla Vp And Chief Accounting Officer 128,456 22 Feb, 2024
Fowler Carter Co Ceo And President 124,374 06 Feb, 2026
Allison K. Thacker 122,656 13 Jan, 2023
Evan Montgomery Kiefer Svp And Cfo & Treasurer 65,383 22 Feb, 2024
James Whitehead 51,865 15 Jan, 2026
Chris Bonner Svp And Cfo And And Treasurer 49,661 06 Feb, 2026
Erin Leah Phillips Controller (Pao) 3,911 06 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
04 Feb, 2026 Thomas L Jr Carter Common units representing limited partner interests A 53,404 $0.00 3,531,172 D A
04 Feb, 2026 Luke Stevens Putman Common units representing limited partner interests A 65,420 $0.00 748,142 D A
04 Feb, 2026 Taylor Dewalch Common units representing limited partner interests A 80,106 $0.00 139,889 D A
04 Feb, 2026 Chris Bonner Common units representing limited partner interests A 42,723 $0.00 49,661 D A
04 Feb, 2026 Fowler Carter Common units representing limited partner interests A 80,106 $0.00 124,374 D A
04 Feb, 2026 Erin Leah Phillips Common units representing limited partner interests A 2,002 $0.00 3,911 D A
13 Jan, 2026 Carin Marcy Barth Common units representing limited partner interests A 14,255 $0.00 142,447 D A
13 Jan, 2026 Michael C Linn Common units representing limited partner interests A 14,255 $0.00 208,150 D A
13 Jan, 2026 Jerry V. Jr. Kyle Common units representing limited partner interests A 14,255 $0.00 319,907 D A
13 Jan, 2026 D Mark Dewalch Common units representing limited partner interests A 14,255 $0.00 392,605 D A
13 Jan, 2026 Alexander D. Stuart Common units representing limited partner interests A 14,255 $0.00 2,052,705 D A
13 Jan, 2026 William E. Randall Common units representing limited partner interests A 14,255 $0.00 190,286 D A
13 Jan, 2026 James Whitehead Common units representing limited partner interests A 14,255 $0.00 51,865 D A
13 Jan, 2026 Ashley J Longmaid Common units representing limited partner interests A 14,255 $0.00 148,463 D A
07 Jan, 2026 Thomas L Jr Carter Common units representing limited partner interests D 34,933 $13.38 3,477,768 D F
07 Jan, 2026 Luke Stevens Putman Common units representing limited partner interests D 14,920 $13.38 682,722 D F
07 Jan, 2026 Taylor Dewalch Common units representing limited partner interests D 5,458 $13.38 59,783 D F
07 Jan, 2026 Chris Bonner Common units representing limited partner interests D 642 $13.38 6,938 D F
07 Jan, 2026 Fowler Carter Common units representing limited partner interests D 2,511 $13.38 44,268 D F
07 Jan, 2026 Erin Leah Phillips Common units representing limited partner interests D 211 $13.38 1,909 D F