Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Morris Brock	2. Issuer Name and Ticker or Trading Symbol Black Stone Minerals, L.P. [ BSM ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) SVP, Engineering and Geology
(Last)          (First)          (Middle) 1001 FANNIN STREET, SUITE 2020	3. Date of Earliest Transaction (MM/DD/YYYY) 1/4/2016
(Street) HOUSTON, TX 77002 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common units representing limited partner interests	1/4/2016		F		2051	D	$14.43   (1)	179415   (2)	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Subordinated units representing limited partner interests	(3)	1/4/2016		F			3269	(3)	(3)	Common units representing limited partner interests	3269	(4)	50282   (5)	D

Explanation of Responses:
( 1)	For tax withholding purposes, the value of the common units was deemed to be equal to the closing price of BSM common units on December 31, 2015.
( 2)	Of the common units reported on this line, 162,071 common units are subject to restricted unit awards issued pursuant to the Black Stone Minerals, L.P. Long-Term Incentive Plan (the "LTIP"). Except as otherwise provided in the LTIP or the award agreement governing the award, a portion of the common units will vest on each of March 15, 2016, April 1, 2016, January 1, 2017, March 15, 2017, April 1, 2017, March 15, 2018, April 1, 2018, and April 1, 2019 so long as the Reporting Person remains continuously employed by the Issuer, Black Stone Minerals GP, L.L.C. (the "General Partner"), or any of their respective affiliates through each such vesting date.
( 3)	Each 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).
( 4)	For tax withholding purposes, the Board of Directors set the value of the subordinated units at a discount to the 30-day volume-weighted average price of BSM common units at market close on December 31, 2015.
( 5)	Of the subordinated units reported on this line, 31,424 subordinated units are subject to a restricted unit award issued pursuant to the LTIP. Except as otherwise provided in the LTIP or the award agreement governing the award, a portion of the subordinated units will vest on each of March 15, 2016, January 1, 2017, March 15, 2017, and March 15, 2018 so long as the Reporting Person remains continuously employed by the Issuer, the General Partner, or any of their respective affiliates through each such vesting date.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Morris Brock 1001 FANNIN STREET, SUITE 2020 HOUSTON, TX 77002			SVP, Engineering and Geology

Signatures
/s/Steve Putman, Attorney-in-Fact for Brock Morris		1/6/2016
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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