SEC Form 4 · accession 0001209191-17-029053

Black Stone Minerals, L.P. · BSM

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

Reporting owner

Director

Period of report

Apr 28, 2017

Accepted (ET)

May 1, 2017 · 9:18 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^F1	Apr 28, 2017	C	152	—	A	2,770	I	By wife
Common units representing limited partner interests^F1	Apr 28, 2017	C	61	—	A	4,733	I	By son
Common units representing limited partner interests^F1	Apr 28, 2017	C	61	—	A	4,718	I	By daughter
Common units representing limited partner interests^F1	Apr 28, 2017	C	243	—	A	15,078	I	By Donald Mark DeWalch Trust
Common units representing limited partner interests	holding	—	—		—	83,029	D

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	—	Apr 28, 2017	C	199	A	—	—	Common units representing limited partner interests	199	3,628	I
Subordinated units representing limited partner interests^F1,F2	—	Apr 28, 2017	C	79	A	—	—	Common units representing limited partner interests	79	4,214	I
Subordinated units representing limited partner interests^F1,F2	—	Apr 28, 2017	C	79	A	—	—	Common units representing limited partner interests	79	4,214	I
Subordinated units representing limited partner interests^F1,F2	—	Apr 28, 2017	C	318	A	—	—	Common units representing limited partner interests	318	19,750	I
Preferred units representing limited partner interests^F1,F3	—	Apr 28, 2017	C	5	D	—	—	Common and subordinated units representing LP interests	—	5	I
Preferred units representing limited partner interests^F1,F3	—	Apr 28, 2017	C	2	D	—	—	Common and subordinated units representing LP interests	—	3	I
Preferred units representing limited partner interests^F1,F3	—	Apr 28, 2017	C	2	D	—	—	Common and subordinated units representing LP interests	—	3	I
Preferred units representing limited partner interests^F1,F3	—	Apr 28, 2017	C	8	D	—	—	Common and subordinated units representing LP interests	—	9	I
Subordinated units representing limited partner interests^F2	—	holding	—	—	—	—	—	Common units representing limited partner interests	70,865	70,865	D

F1A portion of the preferred units automatically converted into common units and subordinated units under the terms of the Partnership's Limited Partnership Agreement. Each preferred unit converted into 30.3431 common units and 39.7427 subordinated units.
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, 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 unless redeemed, as described in the Issuer's Registration Statement on Form S-1 (File No. 333-202875).