Insider · CIK 0001639921

Alexander D. Stuart

Files at: BSM. On EDGAR ↗

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $831k · 5sales $0 · 0net $831k

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Aug 18, 2026 GForm 4 →	Aug 19, 5:02 pm EDT	Black Stone Minerals, L.P.BSM	15,900	—	—	2,040,075	—
Jul 2, 2026 AForm 4 →	Jul 2, 4:51 pm EDT	Black Stone Minerals, L.P.BSM	1,700	$13.97	$23,749	2,055,975	—
Jan 11, 2019 AForm 4 →	Jan 14, 7:17 pm EST	Black Stone Minerals, L.P.BSM	10,842	—	—	350,462	—	plan?
Jan 4, 2019 AForm 4 →	Jan 8, 5:35 pm EST	Black Stone Minerals, L.P.BSM	1,211	$15.48	$18,746	339,620	—	plan?
Oct 5, 2018 AForm 4 →	Oct 9, 6:04 pm EDT	Black Stone Minerals, L.P.BSM	1,029	$18.21	$18,738	338,409	—	plan?
Jul 6, 2018 AForm 4 →	Jul 10, 3:05 pm EDT	Black Stone Minerals, L.P.BSM	1,014	$18.49	$18,749	337,380	—	plan?
Apr 6, 2018 AForm 4 →	Apr 9, 7:28 pm EDT	Black Stone Minerals, L.P.BSM	1,132	$16.55	$18,735	336,366	—	plan?
Mar 6, 2018 PForm 4 →	Mar 6, 7:48 pm EST	Black Stone Minerals, L.P.BSM	15,000	$17.43	$261,494	335,234	+4.68%	plan?
Jan 11, 2018 AForm 4 →	Jan 16, 4:41 pm EST	Black Stone Minerals, L.P.BSM	9,536	—	—	320,234	—	plan?
Jun 9, 2017 PForm 4 →	Jun 9, 9:23 pm EDT	Black Stone Minerals, L.P.BSM	18,650	$16.00	$298,325	310,698	+6.39%	plan?
Mar 2, 2017 PForm 4 →	Mar 6, 6:19 pm EST	Black Stone Minerals, L.P.BSM	4,300	$17.51	$75,272	292,048	+1.49%	plan?
Jan 11, 2017 AForm 4 →	Jan 12, 6:51 pm EST	Black Stone Minerals, L.P.BSM	9,095	—	—	287,748	—	plan?
Dec 22, 2015 AGForm 4 →	Jan 14, 2016, 9:23 pm EST	Black Stone Minerals, L.P.BSM	41,231	—	—	278,653	—	plan? late
Aug 27, 2015 PForm 4 →	Aug 31, 3:27 pm EDT	Black Stone Minerals, L.P.BSM	6,687	$14.95	$99,990	6,687	—	plan?
Aug 21, 2015 PForm 4 →	Aug 25, 3:33 pm EDT	Black Stone Minerals, L.P.BSM	7,000	$13.72	$96,015	295,148	+2.43%	plan?
May 6, 2015 AJForm 4 →	May 8, 9:33 pm EDT	Black Stone Minerals, L.P.BSM	3,895,330	—	—	3,895,330	—	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Dec 22, 2015 GForm 4 →	Jan 14, 2016, 9:23 pm EST	Black Stone Minerals, L.P.BSM	37,804	—	—	332,713	—	late
Dec 11, 2015 DForm 4 →	Dec 15, 7:14 pm EST	Black Stone Minerals, L.P.BSM	6,000	$1,019.45	$6,116,700	0	—
May 6, 2015 JForm 4 →	May 8, 9:33 pm EDT	Black Stone Minerals, L.P.BSM	5,101,119	—	—	5,101,119	—