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
                                                                                  
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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 *

Polar Asset Management Partners Inc.
2. Issuer Name and Ticker or Trading Symbol

Tortoise Acquisition Corp. [ SHLL ]
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)

401 BAY STREET, SUITE 1900, P.O. BOX 19
3. Date of Earliest Transaction (MM/DD/YYYY)

6/19/2020
(Street)

TORONTO, A6 M5H 2Y4
(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
Class A common stock, par value $0.0001 per share 6/19/2020  S  200000 D$13.13 2648253 I See footnote (1)
Class A common stock, par value $0.0001 per share 6/19/2020  S  1000000 D$13.78 1648253 I See footnote (1)
Class A common stock, par value $0.0001 per share 6/19/2020  S  100000 D$14.15 1548253 I See footnote (1)
Class A common stock, par value $0.0001 per share 6/19/2020  S  250000 D$14.50 1298253 I See footnote (1)

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 Security3. Trans. Date3A. Deemed Execution Date, if any4. 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 Date7. 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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares

Explanation of Responses:
(1) Polar Asset Management Partners Inc., a company incorporated under the laws of Ontario, Canada, (the "Reporting Person") serves as investment advisor to Polar Multi-Strategy Master Fund, a Cayman Islands exempted company, and certain managed accounts (the "Polar Vehicles") and has sole voting and investment discretion with respect to the securities reported herein which are held by the Polar Vehicles. The Reporting Person disclaims beneficial ownership of the securities reported herein, and this report shall not be deemed an admission that Reporting Person is the beneficial owner of the securities reported herein for the purpose of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose, except to the extent of Reporting Person's pecuniary interest therein.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Polar Asset Management Partners Inc.
401 BAY STREET
SUITE 1900, P.O. BOX 19
TORONTO, A6 M5H 2Y4

X


Signatures
/s/ POLAR ASSET MANAGEMENT PARTNERS INC., by Greg Lemaich, General Counsel6/23/2020
**Signature of Reporting PersonDate

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