SEC Form 4 · accession 0001209191-15-040858

Black Stone Minerals, L.P. · BSM

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director

Period of report

May 6, 2015

Accepted (ET)

May 8, 2015 · 9:30 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001621434

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common units representing limited partner interests	May 6, 2015	A	5,263	$0.00	A	5,263	D
Common units representing limited partner interests^F1	May 6, 2015	J	23,907	—	A	29,170	D
Common units representing limited partner interests^F1	May 6, 2015	J	77,459	—	A	106,629	I	By Conti Street Partners, L.P.
Common units representing limited partner interests^F1	May 6, 2015	J	242,714	—	A	349,343	I	By Conti Street Minerals, L.P.
Common units representing limited partner interests^F1	May 6, 2015	J	588,939	—	A	938,282	I	By WM Capital Partners, L.P.
Common units representing limited partner interests	May 6, 2015	J	189,117	$0.00	A	1,127,399	I	By The Estate of Isabel Brown Wilson
Common units representing limited partner interests^F1	May 6, 2015	J	101,755	—	A	1,229,154	I	By Travis A. Mathis Special Trust

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	31,314	A	—	—	Common units representing limited partner interests	31,314	31,314	D
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	101,454	A	—	—	Common units representing limited partner interests	101,454	132,768	I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	317,903	A	—	—	Common units representing limited partner interests	317,903	450,671	I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	771,379	A	—	—	Common units representing limited partner interests	771,379	1,222,050	I
Subordinated units representing limited partner interests^F1,F4,F2	—	May 6, 2015	J	247,701	A	—	—	Common units representing limited partner interests	247,701	1,469,751	I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	133,277	A	—	—	Common units representing limited partner interests	133,277	1,603,028	I
Preferred units representing limited partner interests^F1,F3	—	May 6, 2015	J	24,000	A	—	—	Common and subordinated units representing LP interests	—	1,627,028	I

F1Acquired pursuant to the Merger and Contribution Agreement, dated May 6, 2015, by and among Black Stone Minerals Merger Sub LLC, Black Stone Minerals Company, L.P., and Black Stone Minerals, L.P.
F2Each subordinated unit will convert into one common unit representing a limited partner interest in the Issuer at the end of the subordination period described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875).
F3Each preferred unit may be converted at any time at the option of the holder thereof into common units at the then-effective conversion rate. In addition, on January 1 of each year from 2016 to 2018 a number of preferred units will automatically convert into common units and subordinated units at the then-effective conversion rate, as described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875).
F4The reporting person is a beneficiary of The Estate of Isabel Brown Wilson (the "Estate") and has served as co-executor of the Estate for a period of more than 12 months. The securities held by the Estate have not been transferred to the reporting person.