UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

_____________________________

FORM 8-K

_____________________________

CURRENT REPORT

~~PURSUANT~~Pursuant TOto ~~SECTION~~Section 13 ORor 15(Dd) of the

OFSecurities ~~THE~~Exchange ~~SECURITIES~~Act ~~EXCHANGE~~of ~~ACT OF~~ 1934

Date of Report (Date of earliest event reported): August 326, 2021

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MACQUARIE INFRASTRUCTURE CORPORATION

(Exact name of ~~registrant~~Registrant as specified in its charter)

~~_____________________________~~Delaware (State or other jurisdiction of incorporation) 001-32384 (Commission File Number) 43-2052503 (I.R.S. Employer Identification Number)

Delaware

001-32384

43-2052503

(State or other jurisdictionof incorporation)

Commission File Number

(IRS Employer Identification No.)

125 West 55th Street,

New York, New York

(Address of principal executive offices)

10019

(Zip code)

~~125~~(212) ~~West~~231-1000 ~~55th~~(Registrant’s ~~Street~~telephone number, including area code) N.A. (Former name or former address, if changes since last report)

New York, New York 10019

(Address of Principal Executive Offices) (Zip Code)

Registrant’s telephone number, including area code: (212) 231-1000

N.A.

_____________________________

(Former name or former address, if changed since last report)

_____________________________

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class

Trading Symbol

Name of Each Exchange on Which Registered

Common Stock, par value $0.001 per share

MIC

New York Stock Exchange

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☑ ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

~~Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the~~ Securities ~~Act~~registered ofpursuant ~~1933~~to orSection ~~Rule~~12(b) ~~12b-2~~ of the ~~Securities Exchange~~ Act ~~of 1934.~~:

Emerging growth company ☐

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.001 per share		MIC		New York Stock Exchange

If anIndicate ~~emerging growth company, indicate~~ by check mark ifwhether the registrant ~~has~~is ~~elected~~an ~~not~~emerging togrowth ~~use~~company ~~the~~as ~~extended~~defined ~~transition~~in ~~period~~Rule ~~for~~405 ~~complying~~of ~~with~~the ~~any~~Securities ~~new~~Act orof ~~revised~~1933 ~~financial~~(§230.405 ~~accounting~~of ~~standards~~this ~~provided~~chapter) ~~pursuant~~or toRule ~~Section~~12b-2 ~~13(a)~~ of the Securities Exchange Act of 1934 (§240. ☐12b-2 of this chapter).

~~“Macquarie~~Emerging ~~Group”~~growth ~~refers~~company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the ~~Macquarie~~extended ~~Group~~transition ofperiod ~~companies,~~for ~~which~~complying ~~comprises~~with ~~Macquarie~~any ~~Group~~new ~~Limited~~or ~~and~~revised ~~its~~financial ~~worldwide~~accounting ~~subsidiaries~~standards ~~and~~provided ~~affiliates~~pursuant to Section 13(a) of the Exchange Act. ☐

~~Macquarie~~Item ~~Infrastructure~~5.02. ~~Corporation~~Departure ~~is not an authorized deposit-taking institution for the purposes~~ of ~~the~~Directors ~~Banking~~or ~~Act~~Certain ~~1959~~Officers; ~~(Commonwealth~~Election of ~~Australia)~~Directors; ~~and~~Appointment ~~its obligations do not represent deposits or other liabilities~~ of ~~Macquarie~~Certain ~~Bank~~Officers; ~~Limited~~Compensatory ~~ABN~~Arrangements ~~46 008 583 542 (MBL). MBL does not guarantee or otherwise provide assurance in respect~~ of ~~the~~Certain ~~obligations of Macquarie Infrastructure Corporation~~Officers.

~~Item~~Robert ~~2.02 Results~~Choi, the principal accounting officer of ~~Operations~~Macquarie ~~and~~Infrastructure ~~Financial~~Corporation ~~Condition~~(the “Company”), has notified the Company of his decision to resign effective September 30, 2021.

~~Attached as Exhibit 99.1 hereto is a press release issued August 3, 2021 by Macquarie Infrastructure Corporation regarding its financial results for the quarter ended June 30, 2021.~~SIGNATURE

~~The~~Pursuant ~~information furnished pursuant~~ to ~~this~~the ~~Item~~requirements ~~2.02, including Exhibit 99.1, is deemed to be furnished and not filed for purposes~~ of ~~Section 18 of~~ the Securities Exchange Act of 1934, as amended, (the ~~“Exchange~~registrant ~~Act”),~~has isduly ~~not~~caused ~~otherwise~~this ~~subject~~report to ~~the~~be ~~liabilities~~signed ofon its ~~that~~behalf ~~Section and is not incorporated~~ by ~~reference into any filing under~~ the ~~Securities~~undersigned ~~Act~~hereunto ofduly ~~1933, as amended, or the Exchange Act~~authorized.

Item 9.01 Financial Statements and Exhibits.

	Dated: September 1, 2021

	MACQUARIE INFRASTRUCTURE CORPORATION


	By:	/s/ Christopher Frost
		Name: Christopher Frost
		Title: Chief Executive Officer

(d) Exhibits

99.1						Press release
101.INS						XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document
101.SCH						XBRL Taxonomy Extension Schema Document
101.LAB						XBRL Taxonomy Extension Label Linkbase Document
101.PRE						XBRL Taxonomy Extension Presentation Linkbase Document
104						Cover Page Interactive Data File (embedded within Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	MACQUARIE INFRASTRUCTURE CORPORATION
Date: August 3, 2021	By:	/s/ Christopher Frost
		Name: Christopher FrostTitle: Chief Executive Officer

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