SEC Form 4 · accession 0001209191-15-040843

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 · 9:10 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	54,103	—	A	59,366	D
Common units representing limited partner interests^F1	May 6, 2015	J	2,466	—	A	61,832	I	By wife
Common units representing limited partner interests^F1	May 6, 2015	J	3,096	—	A	64,928	I	By son
Common units representing limited partner interests^F1	May 6, 2015	J	3,096	—	A	68,024	I	By daughter
Common units representing limited partner interests^F1	May 6, 2015	J	14,592	—	A	82,616	I	By Donald Mark DeWalch Trust
Common units representing limited partner interests^F4	May 6, 2015	P	2,200	$19.00	A	84,816	D
Common units representing limited partner interests^F4	May 6, 2015	P	1,500	$19.00	A	86,316	I	By daughter
Common units representing limited partner interests^F4	May 6, 2015	P	1,500	$19.00	A	87,816	I	By son

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	70,865	A	—	—	Common units representing limited partner interests	70,865	70,865	D
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	3,230	A	—	—	Common units representing limited partner interests	3,230	74,095	I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	4,056	A	—	—	Common units representing limited partner interests	4,056	78,151	I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	4,056	A	—	—	Common units representing limited partner interests	4,056	82,207	I
Subordinated units representing limited partner interests^F1,F2	—	May 6, 2015	J	19,114	A	—	—	Common units representing limited partner interests	19,114	101,321	I
Preferred units representing limited partner interests^F1,F3	—	May 6, 2015	J	15	A	—	—	Common and subordinated units representing LP interests	—	101,336	I
Preferred units representing limited partner interests^F1,F3	—	May 6, 2015	J	7	A	—	—	Common and subordinated units representing LP interests	—	101,343	I
Preferred units representing limited partner interests^F1,F3	—	May 6, 2015	J	7	A	—	—	Common and subordinated units representing LP interests	—	101,350	I
Preferred units representing limited partner interests^F1,F3	—	May 6, 2015	J	25	A	—	—	Common and subordinated units representing LP interests	—	101,375	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, as amended (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, as amended (File No. 333-202875).
F4The reporting person purchased the securities through the Directed Unit Program conducted in connection with the initial public offering of Black Stone Minerals, L.P.