Insider Trading activities at Black Stone Minerals, L.p. (BSM)

Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Black Stone Minerals, L.p. (BSM) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Black Stone Minerals, L.p.. Table 2 shows the detailed insider transactions. This company's CIK number is 1621434.

Total stock buying since 2015: $22,230,555.
Total stock sales since 2015: $11,351,638.
Total stock option exercises since 2015: $0.

Table 1. Yearly summary of insider stock purchases, sales, and option exercises at *Black Stone Minerals, L.p.* (*BSM*).
	Insider Buying		Insider Sales		Option Exercises
Year	Shares	Value	Shares	Value	Shares	Value
2025	136,910	$1,681,104	36,900	$500,327	0	$0
2024	137,450	$1,962,081	18,532	$274,959	0	$0
2023	268,202	$4,465,406	100,000	$1,505,600	0	$0
2022	173,123	$2,953,362	45,300	$592,587	0	$0
2021	0	$0	107,500	$1,091,305	0	$0
2020	0	$0	39,739	$495,357	0	$0
2019	5,350	$87,954	176,189	$3,042,677	0	$0
2018	57,115	$967,092	151,820	$2,721,245	0	$0
2017	63,300	$1,057,024	63,001	$1,127,581	0	$0
2016	59,189	$1,002,840	0	$0	0	$0
2015	459,502	$8,053,692	0	$0	0	$0

Table 2. Monthly summary of insider trading at *Black Stone Minerals, L.p.* (*BSM*).
Trading Period	Insider Buying		Insider Sales		Option Exercises
year-month	Shares	Value	Shares	Value	Shares	Value
2025-08	122,410	$1,485,035	0	$0	0	$0
2025-05	14,500	$196,069	36,900	$500,327	0	$0
2024-09	100,000	$1,411,800	0	$0	0	$0
2024-08	34,200	$500,004	18,532	$274,959	0	$0
2024-02	3,250	$50,277	0	$0	0	$0
2023-12	31,075	$497,240	0	$0	0	$0
2023-11	108,577	$1,966,042	0	$0	0	$0
2023-05	31,800	$494,013	100,000	$1,505,600	0	$0
2023-03	34,250	$542,896	0	$0	0	$0
2023-02	62,500	$965,215	0	$0	0	$0
2022-12	48,492	$838,859	0	$0	0	$0
2022-11	50,000	$968,750	5,300	$102,867	0	$0
2022-09	24,631	$401,583	0	$0	0	$0
2022-08	50,000	$744,170	0	$0	0	$0
2022-03	0	$0	40,000	$489,720	0	$0
2021-08	0	$0	7,500	$74,805	0	$0
2021-05	0	$0	100,000	$1,016,500	0	$0
2020-02	0	$0	5,032	$43,290	0	$0
2020-01	0	$0	34,707	$452,067	0	$0
2019-06	5,350	$87,954	2	$31	0	$0
2019-05	0	$0	15,503	$286,955	0	$0
2019-04	0	$0	33,682	$588,386	0	$0
2019-03	0	$0	85,000	$1,471,473	0	$0
2019-02	0	$0	8,000	$140,104	0	$0

Table 3. Detailed insider trading at *Black Stone Minerals, L.p.* (*BSM*)
Trade Date	Insider Name	Trade Type	Shares	Price ($)	Value ($)
2025-08-20	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	21,000	12.03	252,630
2025-08-19	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	20,000	11.97	239,340
2025-08-12	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	9,200	12.36	113,721
2025-08-11	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	25,000	12.10	302,500
2025-08-08	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	27,500	12.20	335,555
2025-08-07	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	19,710	12.24	241,289
2025-05-29	Clark Carrie Pearson (SVP, Chief Commercial Officer)	Sale	36,900	13.56	500,327
2025-05-21	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	14,500	13.52	196,069
2024-09-06	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	100,000	14.12	1,411,800
2024-08-26	Clark Carrie Pearson (SVP, Chief Commercial Officer)	Sale	18,532	14.84	274,959
2024-08-15	Dewalch D Mark (Director)	Buy	34,200	14.62	500,004
2024-02-26	Dewalch D Mark (Director)	Buy	3,250	15.47	50,277
2023-12-08	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	2,075	16.20	33,617
2023-12-07	Carter Thomas L Jr (CEO, President, and Chairman)	Buy	29,000	15.99	463,623
2023-11-08	Carter Thomas L Jr (CEO and Chairman)	Buy	9,000	17.11	153,990
2023-11-07	Carter Thomas L Jr (CEO and Chairman)	Buy	24,577	17.96	441,427
2023-11-06	Carter Thomas L Jr (CEO and Chairman)	Buy	25,000	18.21	455,175
2023-11-03	Carter Thomas L Jr (CEO and Chairman)	Buy	25,000	18.34	458,600
2023-11-02	Carter Thomas L Jr (CEO and Chairman)	Buy	25,000	18.27	456,850
2023-05-05	Carter Thomas L Jr (CEO and Chairman)	Buy	31,800	15.54	494,013
2023-05-04	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	100,000	15.06	1,505,600
2023-03-06	Dewalch D Mark (Director)	Buy	34,250	15.85	542,896
2023-02-27	Carter Thomas L Jr (CEO and Chairman)	Buy	30,000	15.57	467,250
2023-02-24	Carter Thomas L Jr (CEO and Chairman)	Buy	32,500	15.32	497,965
2022-12-07	Carter Thomas L Jr (CEO and Chairman)	Buy	23,492	17.29	406,059
2022-12-06	Carter Thomas L Jr (CEO and Chairman)	Buy	25,000	17.31	432,800
2022-11-04	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	5,300	19.41	102,867
2022-11-04	Carter Thomas L Jr (CEO and Chairman)	Buy	25,000	19.49	487,200
2022-11-03	Carter Thomas L Jr (CEO and Chairman)	Buy	25,000	19.26	481,550
2022-09-15	Carter Thomas L Jr (CEO and Chairman)	Buy	24,631	16.30	401,583
2022-08-05	Carter Thomas L Jr (CEO and Chairman)	Buy	30,000	14.88	446,250
2022-08-04	Carter Thomas L Jr (CEO and Chairman)	Buy	20,000	14.90	297,920
2022-03-01	Wood Jeffrey P. (President, CFO)	Sale	40,000	12.24	489,720
2021-08-31	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	7,500	9.97	74,805
2021-05-19	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	50,000	9.82	491,000
2021-05-06	Wood Jeffrey P. (President, CFO)	Sale	50,000	10.51	525,500
2020-02-28	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	5,032	8.60	43,290
2020-01-09	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	4,707	13.25	62,367
2020-01-08	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	30,000	12.99	389,700
2019-06-14	Mathis William N. (Director)	Sale	2	15.85	31
2019-06-10	Dewalch D Mark (Director)	Buy	5,350	16.44	87,954
2019-05-08	Dorn Holbrook F (SVP, Business Development)	Sale	100	18.50	1,850
2019-05-07	Dorn Holbrook F (SVP, Business Development)	Sale	45	18.77	844
2019-05-06	Dorn Holbrook F (SVP, Business Development)	Sale	15,358	18.51	284,261
2019-04-22	Dorn Holbrook F (SVP, Business Development)	Sale	400	18.50	7,400
2019-04-17	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	6,557	17.41	114,124
2019-04-16	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	7,926	17.43	138,181
2019-04-15	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	18,799	17.48	328,681
2019-03-13	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	6,217	17.22	107,062
2019-03-12	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	18,783	17.32	325,321
2019-03-08	Morris Brock (SVP, Engineering and Geology)	Sale	33,618	17.17	577,221
2019-03-07	Morris Brock (SVP, Engineering and Geology)	Sale	26,382	17.51	461,869
2019-02-04	Wood Jeffrey P. (SVP, CFO)	Sale	8,000	17.51	140,104
2019-01-09	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	34,002	16.34	555,728
2018-12-06	Carter Thomas L Jr (President, CEO and Chairman)	Buy	15,300	16.24	248,410
2018-11-16	Dewalch D Mark (Director)	Buy	1,175	17.06	20,044
2018-11-13	Mathis William N. (Director)	Buy	4,213	16.62	70,032
2018-11-12	Mathis William N. (Director)	Buy	6,887	16.88	116,273
2018-11-09	Mathis William N. (Director)	Buy	300	16.95	5,085
2018-10-16	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	12,930	17.59	227,425
2018-10-15	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	1,300	17.53	22,785
2018-09-12	Morris Brock (SVP, Engineering and Geology)	Sale	17,400	18.58	323,361
2018-04-16	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	25,000	17.53	438,274
2018-03-06	Stuart Alexander D. (Director)	Buy	15,000	17.43	261,495
2018-03-05	Morris Brock (SVP, Engineering and Geology)	Sale	25,000	17.31	432,749
2018-03-01	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	6,664	17.23	114,827
2018-03-01	Carter Thomas L Jr (President, CEO and Chairman)	Buy	14,240	17.26	245,753
2018-01-11	Wood Jeffrey P. (SVP, CFO)	Sale	144	18.53	2,668
2018-01-10	Wood Jeffrey P. (SVP, CFO)	Sale	2,620	18.26	47,849
2018-01-10	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	14,970	18.26	273,322
2018-01-09	Morris Brock (SVP, Engineering and Geology)	Sale	29,402	18.30	537,909
2018-01-09	Wood Jeffrey P. (SVP, CFO)	Sale	8,190	18.31	149,934
2018-01-09	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	8,200	18.31	150,142
2017-06-09	Stuart Alexander D. (Director)	Buy	18,650	16.00	298,325
2017-06-09	Carter Thomas L Jr (President, CEO and Chairman)	Buy	7,750	15.86	122,938
2017-05-12	Carter Thomas L Jr (President, CEO and Chairman)	Buy	5,600	16.91	94,696
2017-05-11	Carter Thomas L Jr (President, CEO and Chairman)	Buy	12,000	16.96	203,556
2017-04-03	Morris Brock (SVP, Engineering and Geology)	Sale	18,000	16.33	293,886
2017-03-07	Haeflinger Ricky J. (Director)	Buy	1,000	17.04	17,040
2017-03-07	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	851	17.07	14,525
2017-03-06	Smajstrla Dawn (VP, Chief Accounting Officer)	Sale	7,000	17.20	120,434
2017-03-03	Carter Thomas L Jr (President, CEO and Chairman)	Buy	8,400	17.53	147,226
2017-03-02	Stuart Alexander D. (Director)	Buy	4,300	17.50	75,271
2017-03-02	Carter Thomas L Jr (President, CEO and Chairman)	Buy	5,600	17.50	97,972
2017-01-23	Morris Brock (SVP, Engineering and Geology)	Sale	2,094	18.57	38,893
2017-01-20	Morris Brock (SVP, Engineering and Geology)	Sale	1,200	18.84	22,612
2017-01-19	Morris Brock (SVP, Engineering and Geology)	Sale	1,700	18.81	31,976
2017-01-18	Morris Brock (SVP, Engineering and Geology)	Sale	1,900	18.67	35,467
2017-01-18	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	2,034	18.68	37,984
2017-01-17	Morris Brock (SVP, Engineering and Geology)	Sale	5,100	18.78	95,788
2017-01-17	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	5,203	18.78	97,696
2017-01-13	Morris Brock (SVP, Engineering and Geology)	Sale	3,300	18.83	62,129
2017-01-13	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	3,300	18.83	62,138
2017-01-12	Morris Brock (SVP, Engineering and Geology)	Sale	5,614	18.91	106,132
2017-01-12	Putman Luke Stevens (SVP, GC, and Secretary)	Sale	5,705	18.92	107,921
2016-11-28	Carter Thomas L Jr (President, CEO and Chairman)	Buy	13,000	18.93	246,076
2016-11-17	Carter Thomas L Jr (President, CEO and Chairman)	Buy	3,000	18.21	54,632
2016-11-16	Carter Thomas L Jr (President, CEO and Chairman)	Buy	8,000	17.98	143,816
2016-11-15	Carter Thomas L Jr (President, CEO and Chairman)	Buy	6,000	17.89	107,345
2016-11-14	Carter Thomas L Jr (President, CEO and Chairman)	Buy	5,400	17.62	95,169
2016-11-10	Carter Thomas L Jr (President, CEO and Chairman)	Buy	5,400	18.04	97,394
2016-05-13	Haeflinger Ricky J. (Director)	Buy	3,000	16.09	48,270
2016-03-14	Mathis William N. (Director)	Buy	11,410	13.71	156,442
2016-03-10	Mathis William N. (Director)	Buy	3,979	13.49	53,696
2015-11-20	Carter Thomas L Jr (President, CEO & Chairman)	Buy	2,100	14.38	30,187
2015-11-18	Carter Thomas L Jr (President, CEO & Chairman)	Buy	10,200	14.20	144,789
2015-11-17	Carter Thomas L Jr (President, CEO & Chairman)	Buy	5,519	14.05	77,530
2015-11-16	Carter Thomas L Jr (President, CEO & Chairman)	Buy	9,000	14.36	129,204
2015-11-13	Carter Thomas L Jr (President, CEO & Chairman)	Buy	14,981	14.29	214,138
2015-11-13	Bardel William G	Buy	7,000	14.21	99,477
2015-11-12	Longmaid John H.	Buy	20,000	13.74	274,840
2015-11-12	Carter Thomas L Jr (President, CEO & Chairman)	Buy	32,000	13.87	443,968
2015-08-27	Stuart Alexander D.	Buy	6,687	14.95	99,990
2015-08-24	Stuart Alexander D.	Buy	6,950	13.71	95,319
2015-08-21	Haeflinger Ricky J.	Buy	3,000	14.22	42,660
2015-08-21	Stuart Alexander D.	Buy	50	13.99	699
2015-08-21	Kyle Jerry V. Jr.	Buy	4,000	14.21	56,852
2015-08-19	Carter Thomas L Jr (President, CEO & Chairman)	Buy	2,000	14.37	28,746
2015-08-18	Carter Thomas L Jr (President, CEO & Chairman)	Buy	8,000	14.56	116,512
2015-08-17	Carter Thomas L Jr (President, CEO & Chairman)	Buy	7,000	14.73	103,103
2015-07-30	Dewalch D Mark (Director)	Buy	15	14.56	218
2015-06-12	Haeflinger Ricky J. (Director)	Buy	3,000	17.82	53,460
2015-05-06	Thacker Allison K. (Director)	Buy	25,000	19.00	475,000
2015-05-06	Dewalch D Mark (Director)	Buy	5,200	19.00	98,800
2015-05-06	Sinclair Robert E. W. (Director)	Buy	250,500	19.00	4,759,500
2015-05-06	Dorn Holbrook F (See Remarks)	Buy	3,800	19.00	72,200
2015-05-06	Morris Brock (See Remarks)	Buy	2,500	19.00	47,500
2015-05-06	Skov Allan (See Remarks)	Buy	15,000	19.00	285,000
2015-05-06	Putman Luke Stevens (See Remarks)	Buy	1,000	19.00	19,000
2015-05-06	Carter Thomas L Jr (See Remarks)	Buy	12,500	19.00	237,500
2015-05-06	Barth Carin Marcy (Director)	Buy	2,500	19.00	47,500

Insider trading activities including stock purchases, stock sales, and option exercises of BSM listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Black Stone Minerals, L.p. (symbol BSM, CIK number 1621434) see the Securities and Exchange Commission (SEC) website.

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