X0306 4 2017-04-21 0 0001692787 Kayne Anderson Acquisition Corp KAAC 0001702103 Kayne Anderson Sponsor, LLC 811 MAIN STREET, 14TH FLOOR HOUSTON TX 77002 0 0 1 0 0000884413 KAYNE RICHARD A C/O KAYNE ANDERSON ACQUISITION CORP. 811 MAIN STREET, 14TH FLOOR HOUSTON TX 77002 0 0 1 0 0000884415 KAYNE ANDERSON INVESTMENT MANAGEMENT INC C/O KAYNE ANDERSON ACQUISITION CORP. 811 MAIN STREET, 14TH FLOOR HOUSTON TX 77002 0 0 1 0 0000949615 KAYNE ANDERSON CAPITAL ADVISORS LP C/O KAYNE ANDERSON ACQUISITION CORP. 811 MAIN STREET, 14TH FLOOR HOUSTON TX 77002 0 0 1 0 Class B Common Stock 2017-04-21 4 J 0 629472 0.00 D Class A Common Stock 629472 9353028 D As described in the issuer's registration statement on Form S-1 (File No. 333-216514) under the heading "Description of Securities--Founder Shares", the shares of Class B common stock will automatically convert into shares of Class A common stock at the time of the issuer's initial business combination, or earlier at the option of the holder, on a one-for-one basis, subject to adjustment for stock splits, stock dividends, reorganizations, recapitalizations and the like, and certain anti-dilution rights and has no expiration date. As contemplated in connection with the initial public offering of the issuer, 629,472 shares of Class B common stock of the issuer were returned by Kayne Anderson Sponsor, LLC to the issuer for no consideration and cancelled because the underwriters' over-allotment option was not exercised in full. /s/ Richard A. Kayne 2017-04-25 /s/ David J. Shladovsky, as General Counsel of Kayne Anderson Investment Management, Inc. 2017-04-25 /s/ David J. Shladovsky, as General Counsel of Kayne Anderson Capital Advisors, L.P. 2017-04-25 /s/ David J. Shladovsky, as General Counsel of Kayne Anderson Sponsor, LLC 2017-04-25