Results of Operations · Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 11, 2021 CACI International Inc (Exact name of Registrant as Specified in Its Charter) Delaware 001-31400 54-1345888 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.) 12021 Sunset Hills Road Reston , Virginia   20190 (Address of Principal Executive Offices)   (Zip Code) Registrant’s Telephone Number, Including Area Code: ( 703 ) 841-7800 Not Applicable (Former Name or Former Address, if Changed Since Last Report) 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 Instructions 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)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock CACI New York Stock Exchange Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).   Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act  ☐ ITEMS 2.02 and 7.01: RESULTS OF OPERATIONS AND FINANCIAL CONDITION; REGULATION FD DISCLOSURE On August 11, 2021, the Registrant released its financial results for the fourth quarter and year end fiscal year 2021. A copy of the Registrant’s press release announcing the financial results as well as the schedule for a conference call and webcast on August 12, 2021 is attached as Exhibit 99 to this current report on Form 8-K. ITEM 9.01: FINANCIAL STATEMENTS AND EXHIBITS (d)                    Exhibits Exhibit 99 Press Release dated August 11, 2021 announcing CACI’s financial results for the fourth quarter and year end fiscal year 2021 . 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. 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 thereunto duly authorized.   CACI International Inc       Date: August 11, 2021 By: s/ J. William Koegel, Jr.     J. William Koegel, Jr.     Executive Vice President, General Counsel and Secretary