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 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 * Antoniuk David J   2. Issuer Name and Ticker or Trading Symbol MANITOWOC CO INC [MTW] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) SVP & Chief Financial Officer (Last) (First) (Middle) 2400 SOUTH 44TH STREET 3. Date of Earliest Transaction (Month/Day/Year) 03/13/2018 (Street) MANITOWOC, WI 54220 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ 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 (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 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 Common Stock (1)               31,886 D   Common Stock 03/13/2018   P   7,000 (3) A $ 30.3276 7,000 I By Trust (4)

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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 (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

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 (Month/Day/Year)

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

05.31.2016OfficerStockAward

$ 22.8

05/31/2017

05/31/2026

Common Stock

21,850

21,850 (2)

D

02.22.2017OffOpt

$ 25.68

02/22/2018

02/22/2027

Common Stock

35,516

35,516 (2)

D

02.20.2018OfficerNQ

$ 32.98

02/20/2019

02/20/2021

Common Stock

21,612

21,612 (2)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Antoniuk David J 2400 SOUTH 44TH STREET MANITOWOC, WI 54220			SVP & Chief Financial Officer

Signatures

Thomas L. Doerr, Jr. by power of attorney		03/14/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Common stock includes restricted shares.
(2)	The amounts and prices shown have been adjusted to reflect a 1-for-4 reverse stock split effectuated by the Issuer on November 17, 2017.
(3)	Weighted average price of shares purchased with price ranging from a low of $30.08 to a high of $30.51.
(4)	Shares held by the David and Nancy Antoniuk JT/WROS.

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