United States Oil & Gas

Black Stone Minerals LP (BSM)

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Black Stone Minerals experienced significant insider activity recently, characterized by substantial proposed sales from directors totaling over 28 million dollars. Conversely, executive leadership engaged in multiple smaller purchases. These movements follow a positive earnings report, with the stock price currently trading near its fifty-two-week high after an 8.4 percent quarterly gain.
Ticker: BSM Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Black Stone Minerals LP. Upgrade to see score, net flow, insiders and the full signal context.

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Proposed sale 6 Aug 2026
Value US$2,113,085.97 | Price 105.25 | Shares 80,967
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-06 2026-08-06 PrS Proposed sale
EAGLE GATHERING SYSTEM

Director

Non-Executive Director
80,967
105.25
US$2,113,086 		80,967 105.25 US$2,113,086
2026-08-06 2026-08-06 PrS Proposed sale
LACY PROPERTIES, LTD.

Director

Non-Executive Director
24,651
426.15
US$4,286,158 		24,651 426.15 US$4,286,158
2026-06-02 2026-06-01 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
40,439 -40.0%
434.11
US$716,994 		40,439 -40.0% 434.11 US$716,994
2026-06-02 2026-05-29 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
36,363 +6.5%
13.48
US$490,028 		36,363 +6.5% 13.48 US$490,028
2026-05-28 2026-05-28 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
37,650 +9.6%
13.21
US$497,341 		37,650 +9.6% 13.21 US$497,341
2026-05-14 2026-05-13 B Purchase
3.4
Carter Thomas L Jr

Executive Chairman

Executive Director
1,120 +0.0%
13.50
US$15,120 		1,120 +0.0% 13.50 US$15,120
2026-05-13 2026-05-12 S Sale
Longmaid Ashley J
Non-Executive Director
11,128 -7.5%
13.45
US$149,697 		11,128 -7.5% 13.45 US$149,697
2026-05-12 2026-05-12 B Purchase
3.4
Carter Thomas L Jr

Executive Chairman

Executive Director
19,154 +0.5%
13.48
US$258,108 		19,154 +0.5% 13.48 US$258,108
2026-05-12 2026-05-12 PrS Proposed sale
ASHLEY J LONGMAID

Director

Non-Executive Director
11,128
13.45
US$149,697 		11,128 13.45 US$149,697
2026-05-12 2026-05-11 B Purchase
3.4
Carter Thomas L Jr

Executive Chairman

Executive Director
25,000 +0.7%
13.47
US$336,855 		25,000 +0.7% 13.47 US$336,855
2026-05-12 2026-05-08 B Purchase
3.4
Carter Thomas L Jr

Executive Chairman

Executive Director
23,604 +0.7%
13.32
US$314,372 		23,604 +0.7% 13.32 US$314,372
2026-05-06 2026-05-05 PlS Planned sale
2.3
Putman Luke Stevens

SVP, General Counsel, and Sec

Officer
29,386 -4.0%
13.75
US$403,999 		29,386 -4.0% 13.75 US$403,999
2026-05-05 2026-05-05 PrS Proposed sale
2.3
LUKE STEVENS PUTMAN

Officer

Officer
29,386
14.24
US$418,457 		29,386 14.24 US$418,457
2026-04-07 2026-04-06 S Sale
2.3
Putman Luke Stevens

SVP, General Counsel, and Sec

Officer
29,386 -3.9%
14.45
US$424,678 		29,386 -3.9% 14.45 US$424,678
2026-04-06 2026-04-06 PrS Proposed sale
2.3
LUKE STEVENS PUTMAN

Officer

Officer
29,386
14.65
US$430,505 		29,386 14.65 US$430,505
2026-03-06 2026-03-05 S Sale
2.3
Putman Luke Stevens

SVP, General Counsel, and Sec

Officer
30,276 -3.8%
15.25
US$461,585 		30,276 -3.8% 15.25 US$461,585
2026-03-05 2026-03-05 PrS Proposed sale
2.3
LUKE STEVENS PUTMAN

Officer

Officer
30,276
15.12
US$457,773 		30,276 15.12 US$457,773
2025-09-12 2025-09-12 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
14,000 +0.4%
12.59
US$176,204 		14,000 +0.4% 12.59 US$176,204
2025-09-12 2025-09-11 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
1,300 +0.0%
12.39
US$16,109 		1,300 +0.0% 12.39 US$16,109
2025-09-10 2025-09-10 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
10,536 +0.3%
12.32
US$129,794 		10,536 +0.3% 12.32 US$129,794
2025-09-10 2025-09-09 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
1,307 +0.0%
12.07
US$15,770 		1,307 +0.0% 12.07 US$15,770
2025-09-10 2025-09-08 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
13,527 +0.4%
11.90
US$160,937 		13,527 +0.4% 11.90 US$160,937
2025-08-20 2025-08-20 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
21,000 +0.6%
12.03
US$252,620 		21,000 +0.6% 12.03 US$252,620
2025-08-20 2025-08-19 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
20,000 +0.6%
11.97
US$239,330 		20,000 +0.6% 11.97 US$239,330
2025-08-14 2025-08-12 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
9,200 +0.3%
12.36
US$113,723 		9,200 +0.3% 12.36 US$113,723
2025-08-11 2025-08-11 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
25,000 +0.7%
12.10
US$302,505 		25,000 +0.7% 12.10 US$302,505
2025-08-11 2025-08-08 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
27,500 +0.8%
12.20
US$335,547 		27,500 +0.8% 12.20 US$335,547
2025-08-11 2025-08-07 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
19,710 +0.6%
12.24
US$241,296 		19,710 +0.6% 12.24 US$241,296
2025-05-30 2025-05-29 S Sale
2.5
Clark Carrie Pearson

SVP, Chief Commercial Officer

Officer
36,900 -18.2%
13.56
US$500,338 		36,900 -18.2% 13.56 US$500,338
2025-05-29 2025-05-29 PrS Proposed sale
2.5
CARRIE P CLARK

Officer

Officer
36,900
13.56
US$500,338 		36,900 13.56 US$500,338
2025-05-21 2025-05-21 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
14,500 +0.4%
13.52
US$196,069 		14,500 +0.4% 13.52 US$196,069
2024-09-09 2024-09-06 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
100,000 +3.3%
14.12
US$1,411,800 		100,000 +3.3% 14.12 US$1,411,800
2024-08-26 2024-08-26 PrS Proposed sale
2.5
CARRIE P CLARK

Officer

Officer
18,532
14.84
US$274,957 		18,532 14.84 US$274,957
2024-08-26 2024-08-26 S Sale
2.5
Clark Carrie Pearson

SVP, Chief Commercial Officer

Officer
18,532 -13.7%
14.84
US$274,957 		18,532 -13.7% 14.84 US$274,957
2024-08-15 2024-08-15 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
34,200 +10.6%
14.62
US$500,004 		34,200 +10.6% 14.62 US$500,004
2024-02-27 2024-02-26 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
3,250 +1.0%
15.47
US$50,277 		3,250 +1.0% 15.47 US$50,277
2023-12-08 2023-12-08 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
2,075 +0.1%
16.20
US$33,617 		2,075 +0.1% 16.20 US$33,617
2023-12-08 2023-12-07 B Purchase
3.4
Carter Thomas L Jr

CEO, President, and Chairman

Executive Director
29,000 +1.1%
15.99
US$463,614 		29,000 +1.1% 15.99 US$463,614
2023-11-17 2023-11-17 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
22,297 +7.9%
17.49
US$390,001 		22,297 +7.9% 17.49 US$390,001
2023-11-17 2023-11-16 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
21,703 +8.3%
17.14
US$371,950 		21,703 +8.3% 17.14 US$371,950
2023-11-08 2023-11-08 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
9,000 +0.3%
17.11
US$153,987 		9,000 +0.3% 17.11 US$153,987
2023-11-08 2023-11-07 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
24,577 +0.9%
17.96
US$441,423 		24,577 +0.9% 17.96 US$441,423
2023-11-08 2023-11-06 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +0.9%
18.21
US$455,182 		25,000 +0.9% 18.21 US$455,182
2023-11-06 2023-11-03 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +0.9%
18.34
US$458,592 		25,000 +0.9% 18.34 US$458,592
2023-11-06 2023-11-02 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +0.9%
18.27
US$456,840 		25,000 +0.9% 18.27 US$456,840
2023-05-08 2023-05-05 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
31,800 +1.2%
15.53
US$494,007 		31,800 +1.2% 15.53 US$494,007
2023-05-05 2023-05-04 S Sale
2.3
Putman Luke Stevens

SVP, GC, and Secretary

Officer
100,000 -17.1%
15.06
US$1,505,570 		100,000 -17.1% 15.06 US$1,505,570
2023-05-04 2023-05-04 PrS Proposed sale
2.3
LUKE PUTMAN

Officer

Officer
100,000
15.06
US$1,505,570 		100,000 15.06 US$1,505,570
2023-03-07 2023-03-06 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
3,100 +30.0%
15.85
US$49,144 		3,100 +30.0% 15.85 US$49,144
2023-03-07 2023-03-06 B Purchase
3.0
DeWalch D Mark
Non-Executive Director
31,150 +13.6%
15.85
US$493,699 		31,150 +13.6% 15.85 US$493,699
2023-02-27 2023-02-27 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
30,000 +1.2%
15.58
US$467,262 		30,000 +1.2% 15.58 US$467,262
2023-02-27 2023-02-24 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
32,500 +1.3%
15.32
US$497,955 		32,500 +1.3% 15.32 US$497,955
2022-12-08 2022-12-07 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
23,492 +1.0%
17.29
US$406,069 		23,492 +1.0% 17.29 US$406,069
2022-12-08 2022-12-06 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +1.1%
17.31
US$432,805 		25,000 +1.1% 17.31 US$432,805
2022-11-09 2022-11-04 S Sale
3.0
Smajstrla Dawn

VP, Chief Accounting Officer

Officer
5,300 -6.3%
19.41
US$102,866 		5,300 -6.3% 19.41 US$102,866
2022-11-07 2022-11-04 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +1.1%
19.49
US$487,198 		25,000 +1.1% 19.49 US$487,198
2022-11-07 2022-11-03 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +1.1%
19.26
US$481,545 		25,000 +1.1% 19.26 US$481,545
2022-09-15 2022-09-15 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
24,631 +1.1%
16.30
US$401,586 		24,631 +1.1% 16.30 US$401,586
2022-09-14 2022-09-14 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +1.1%
16.39
US$409,785 		25,000 +1.1% 16.39 US$409,785
2022-09-14 2022-09-13 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +1.1%
16.20
US$404,955 		25,000 +1.1% 16.20 US$404,955
2022-09-14 2022-09-12 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
25,000 +1.1%
16.27
US$406,812 		25,000 +1.1% 16.27 US$406,812
2022-08-08 2022-08-05 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
30,000 +1.4%
14.88
US$446,250 		30,000 +1.4% 14.88 US$446,250
2022-08-08 2022-08-04 B Purchase
3.4
Carter Thomas L Jr

CEO and Chairman

Executive Director
20,000 +0.9%
14.90
US$297,922 		20,000 +0.9% 14.90 US$297,922
2022-03-03 2022-03-01 S Sale
2.0
Wood Jeffrey P.

President, CFO

Officer
40,000 -6.9%
12.24
US$489,712 		40,000 -6.9% 12.24 US$489,712
2022-02-25 2022-02-25 S Sale
2.3
Putman Luke Stevens

SVP, GC, and Secretary

Officer
60,000 -10.6%
11.82
US$709,362 		60,000 -10.6% 11.82 US$709,362
2021-05-21 2021-05-19 S Sale
2.3
Putman Luke Stevens

SVP, GC, and Secretary

Officer
50,000 -9.7%
9.82
US$491,000 		50,000 -9.7% 9.82 US$491,000
2021-05-10 2021-05-06 S Sale
2.0
Wood Jeffrey P.

President, CFO

Officer
50,000 -10.2%
10.51
US$525,500 		50,000 -10.2% 10.51 US$525,500
2020-03-03 2020-02-28 PlS Planned sale
3.0
Smajstrla Dawn

VP, Chief Accounting Officer

Officer
5,032 -8.7%
8.60
US$43,289 		5,032 -8.7% 8.60 US$43,289
2020-01-09 2020-01-09 PlS Planned sale
3.0
Smajstrla Dawn

VP, Chief Accounting Officer
4,707 -11.0%
13.25
US$62,366 		4,707 -11.0% 13.25 US$62,366
2020-01-09 2020-01-08 PlS Planned sale
2.3
Putman Luke Stevens

SVP, GC, and Secretary
30,000 -8.5%
12.99
US$389,697 		30,000 -8.5% 12.99 US$389,697
2019-06-18 2019-06-14 S Sale
2.9
Mathis William N.
2 -0.0%
15.85
US$32 		2 -0.0% 15.85 US$32
2019-06-12 2019-06-10 B Purchase
3.0
DeWalch D Mark
5,350 +15.1%
16.44
US$87,954 		5,350 +15.1% 16.44 US$87,954
2019-05-08 2019-05-08 PlS Planned sale
Dorn Holbrook F

SVP, Business Development
100 -0.0%
18.50
US$1,850 		100 -0.0% 18.50 US$1,850
2019-05-08 2019-05-07 PlS Planned sale
Dorn Holbrook F

SVP, Business Development
45 -0.0%
18.77
US$845 		45 -0.0% 18.77 US$845
2019-05-08 2019-05-06 PlS Planned sale
Dorn Holbrook F

SVP, Business Development
15,358 -2.1%
18.51
US$284,258 		15,358 -2.1% 18.51 US$284,258
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