Statement of Changes in Beneficial Ownership (4)

FORM 4 [ X ] 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 ^* BERGSTROM STEPHEN W	2. Issuer Name and Ticker or Trading Symbol Third Coast Midstream, LLC [ AMID ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __ X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle) C/O THIRD COAST MIDSTREAM, LLC, 2103 CITYWEST BLVD., BLDG. 4, SUITE 800	3. Date of Earliest Transaction (MM/DD/YYYY) 7/23/2019
(Street) HOUSTON, TX 77042 (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)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Units (limited partner interests)	7/23/2019		D		64221 ⁽¹⁾	D	$0	0 ⁽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)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:
(1)	Represents common units representing limited partnership interests (the "Common Units") of Third Coast Midstream, LLC (f/k/a American Midstream Partners, LP), a Delaware limited liability company (the "Issuer").
(2)	On July 23, 2019, pursuant to that certain Agreement and Plan of Merger (the "Merger Agreement"), dated March 17, 2019, among the General Partner, the Issuer, Anchor Acquisition, Anchor Midstream Merger Sub, LLC ("Merger Sub") and 3CM, Merger Sub merged with and into the Issuer (the "Merger"), with the Issuer surviving the Merger as a wholly owned subsidiary of the General Partner and Anchor Acquisition. In connection with the consummation of the Merger, each Common Unit (other than Common Units held by Anchor Acquisition) issued and outstanding immediately prior to the effective time of the Merger was converted into the right to receive $5.25 cash in Merger Consideration (as defined in the Merger Agreement), and the Common Units were canceled and ceased to be outstanding.

Remarks:
Pursuant to that certain Master Contribution Agreement, dated July 22, 2019, by and among Anchor Midstream Acquisition, LLC ("Anchor Acquisition"), 3CM Holdings, LLC (f/k/a High Point Infrastructure Partners, LLC) ("3CM"), Third Coast Midstream Holdings, LLC (f/k/a/ American Midstream GP, LLC) (the "General Partner"), Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings"), Magnolia Infrastructure Partners, LLC ("Magnolia"), AMID GP Holdings, LLC ("AMID GP"), JP Energy Development, L.P. ("JP Energy"), Busbar II, LLC ("Busbar"), High Point Energy, LLC, ArcLight Energy Partners Fund V, L.P., Stephen W. Bergstrom ("Reporting Person") and Daniel C. Campbell, (i) JP Energy, as holder of 422,805 Common Units, transferred all of its Common Units to Magnolia Holdings, (ii) Magnolia Holdings, as holder of 20,372,720 Common Units, transferred all of its Common Units to the General Partner, (iii) Magnolia, as holder of 5,108,669 Common Units, transferred all of its Common Units to the General Partner, (iv) Busbar, as holder of 2,853,482 Common Units, transferred all of its Common Units to the General Partner and (v) the Reporting Person, as holder of 64,221 Common Units, transferred all of his Common Units to the General Partner. Immediately following the preceding transactions, the General Partner, as holder of 41,209,117 Common Units, transferred all of its Common Units to Anchor Acquisition (such transactions, the "Contribution"). As a result of the Contribution, the Reporting Person no longer owns any Common Units.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
BERGSTROM STEPHEN W C/O THIRD COAST MIDSTREAM, LLC 2103 CITYWEST BLVD., BLDG. 4, SUITE 800 HOUSTON, TX 77042	X

Signatures
/s/ M. Dilshad Kasmani, Attorney-in-Fact for Stephen W. Bergstrom		7/23/2019
^** Signature of Reporting Person		Date

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*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
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