Sec Form 4 Filing - Tortoise Borrower LLC @ Tortoise Acquisition Corp. - 2019-03-04

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 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Tortoise Borrower LLC 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) 11550 ASH STREET, SUITE 300 3. Date of Earliest Transaction (MM/DD/YY) 03/04/2019 (Street) LEAWOOD, KS66211 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction 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

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 Private Placement Warrants $ 11.5 03/04/2019 P 6,660,183 ( 1 ) ( 1 ) Class A Common Stock 6,660,183 $ 1 6,660,183 I See Footnote ( 2 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Tortoise Borrower LLC 11550 ASH STREET, SUITE 300 LEAWOOD, KS66211 X Tortoise Investments, LLC 11550 ASH STREET, SUITE 300 LEAWOOD, KS66211 X Signatures /s/ Tortoise Borrower LLC, by Steven C. Schnitzer as Attorney-in-Fact 03/06/2019 Signature of Reporting Person Date /s/ Tortoise Investments, LLC, by Steven C. Schnitzer as Attorney-in-Fact 03/06/2019 Signature of Reporting Person Date

Explanation of Responses:

( 1 )The warrants will become exercisable on the later of (i) 30 days after the completion of the Issuer's initial business combination, and (ii) 12 months from the closing of the Issuer's initial public offering, and will expire upon the earlier of (a) five years after the completion of the Issuer's initial business combination, or (b) upon the liquidation of the Issuer. ( 2 )Tortoise Borrower LLC is the record holder of the warrants. Tortoise Parent Holdco LLC is the sole member of Tortoise Borrower LLC, and Tortoise Investments, LLC is the sole member of Tortoise Parent Holdco LLC. Accordingly, Tortoise Investments, LLC may be deemed to have or share beneficial ownership of the warrants held directly by Tortoise Borrower LLC. The address of Tortoise Investments, LLC is 11550 Ash Street, Suite 300, Leawood, Kansas 66211.

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).

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