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
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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 ^* Warburg Pincus (Bermuda) Private Equity GP Ltd.	2. Issuer Name and Ticker or Trading Symbol SemGroup Corp [ SEMG ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle) C/O WARBURG PINCUS & CO., 450 LEXINGTON AVENUE	3. Date of Earliest Transaction (MM/DD/YYYY) 12/5/2019
(Street) NEW YORK, NY 10017 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ 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)

*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)
Series A Cumulative Perpetual Convertible Preferred Stock	⁽⁴⁾	12/5/2019		U			300000	7/19/2019	⁽⁴⁾	Class A Common Stock, $0.01 Par Value	10051574 ⁽⁴⁾	⁽⁴⁾	0	I	See footnotes ⁽¹⁾⁽²⁾⁽³⁾

Explanation of Responses:
(1)	Note: This "Exit" Form 4 is voluntarily filed to report solely that the Reporting Person is no longer a beneficial owner of any securities of the Issuer, as of December 5, 2019, and therefore is no longer subject to Section 16 reporting. The Reporting Person did not have any transactions in the Issuer's securities during the time that it was a Section 16 reporting person.
(2)	This Form 3 is filed on behalf of WP SemGroup Holdings, L.P., a Delaware limited partnership ("WP SemGroup LP"), WP Cayman SemGroup Holdings, L.P., a Delaware limited partnership and general partner of WP SemGroup LP ("WP Cayman SemGroup LP"), Warburg Pincus (Europa) Private Equity XII (Cayman), L.P., a Cayman Islands exempted limited partnership and the general partner of WP Cayman SemGroup LP ("WP Europa PE XII LP"), Warburg Pincus (Cayman) XII, L.P., a Cayman Islands exempted limited partnership and the general partner of WP Europa PE XII LP ("WP Cayman XII LP"), Warburg Pincus (Cayman) XII GP LLC, a Delaware limited liability company and the general partner of WP Cayman XII LP ("WP Cayman XII GP LLC"), Warburg Pincus Partners II (Cayman), L.P., a Cayman Islands exempted limited partnership and sole member of WP Cayman XII GP LLC ("WPP II Cayman LP"),
(3)	(continued from footnote 2) Warburg Pincus (Bermuda) Private Equity GP Ltd., a company registered in the Islands of Bermuda and general partner of WPP II Cayman LP ("WP Bermuda PE GP"), Charles R. Kaye and Joseph P. Landy. Messrs. Kaye and Landy are the sole Directors and Co-Chairmen of WP Bermuda PE GP.
(4)	On or after July 19, 2019 (the eighteen month anniversary of the issue date of the Series A Preferred), each share of Series A Preferred is convertible into such number of shares of class A common stock of the Company, par value $0.01 ("Common Stock"), as is equal to the accreted value of such share of Series A Preferred divided by a conversion price, initially $33.00 (subject to adjustment pursuant to the terms of the Series A Certificate of Designations).

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Warburg Pincus (Bermuda) Private Equity GP Ltd. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
WP SemGroup Holdings L.P. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
WP Cayman SemGroup Holdings L.P. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
Warburg Pincus (Europa) Private Equity XII (Cayman), L.P. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
Warburg Pincus (Cayman) XII, L.P. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
Warburg Pincus (Cayman) XII GP LLC C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
Warburg Pincus Partners II (Cayman), L.P. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017		X
KAYE CHARLES R C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017	X	X
Landy Joseph P. C/O WARBURG PINCUS & CO. 450 LEXINGTON AVENUE NEW YORK, NY 10017	X	X

Signatures
WARBURG PINCUS (BERMUDA) PRIVATE EQUITY GP LTD., By: /s/ Robert B. Knauss, Name: Robert B. Knauss, Title: Authorised Signatory		12/9/2019
^**Signature of Reporting Person		Date