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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(Print or Type Responses)

1. Name and Address of Reporting Person * THOMAS SAMUEL F   2. Issuer Name and Ticker or Trading Symbol CHART INDUSTRIES INC [GTLS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Executive Chairman (Last) (First) (Middle) 3055 TORRINGTON DR 3. Date of Earliest Transaction (Month/Day/Year) 11/30/2017 (Street) BALL GROUND, GA 30107 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 11/30/2017   M   18,950 A $ 30.95 176,300 (1) D   Common stock, par value $0.01 per share (2)               28,275 I By spouse Common stock, par value $0.01 per share (2)               48,020 I By Trusts (3) Common stock, par value $0.01 per share (2)               36,000 I By Trust (4) Common stock, par value $0.01 per share (2)               54,000 I By Trust (5) Common stock, par value $0.01 per share (2)               46,000 I By Trust (6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

Stock Option (Right to Buy)

$ 30.95

11/30/2017

M

18,950

(7)

01/02/2018

Common Stock

18,950

$ 0

0 (7)

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
THOMAS SAMUEL F 3055 TORRINGTON DR BALL GROUND, GA 30107	X		Executive Chairman

Signatures

/s/ Samuel F. Thomas, by Derek B. Swanson, his attorney-in-fact pursuant to Power of Attorney		12/04/2017
**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)	28,904, 24,934, and 5,756 shares of the total amount beneficially owned were granted on January 3, 2017, January 4, 2016, and January 2, 2015, respectively, pursuant to restricted share unit agreements under the Chart Industries, Inc. Amended and Restated 2009 Omnibus Equity Plan in an exempt transaction under Rule 16b-3 and remain subject to restriction.
(2)	No transaction is being reported on this line. Reported on a previously filed Form 4 or Form 5.
(3)	Held by trusts for the benefit of the reporting person's family member. The reporting person disclaims beneficial ownership of the shares held by the trusts, and this report should not be deemed an admission that the reporting person is the beneficial owner of the trusts' shares for purposes of Section 16 or for any other purpose.
(4)	Held by trust, with spouse as trustee, for the benefit of the reporting person's family member. The reporting person disclaims beneficial ownership of the shares held by the trust, and this report should not be deemed an admission that the reporting person is the beneficial owner of the trust's shares for purposes of Section 16 or for any other purpose.
(5)	Held by trust for the benefit of the reporting person's family members, including his spouse. The reporting person disclaims beneficial ownership of the shares held by the trust, and this report should not be deemed an admission that the reporting person is the beneficial owner of the trust's shares for purposes of Section 16 or for any other purpose.
(6)	Held by trust for the benefit of the reporting person's family members, including the reporting person.
(7)	These options were granted on January 2, 2008 pursuant to the Chart Industries, Inc. Amended and Restated 2005 Stock Incentive Plan in an exempt transaction under Rule 16b-3. The options vest with respect to one-fourth (1/4) of the total number of shares of common stock underlying the stock options on each of the first four anniversaries of the date of grant.
Remarks: Ex. 24 - Power of Attorney

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