SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* St. Hilaire Stephane (Last) (First) (Middle) 13085 HAMILTON CROSSING BLVD. (Street) CARMEL IN 46032 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol KAR Auction Services, Inc. [ KAR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) President and CEO of ADESA
	3. Date of Earliest Transaction (Month/Day/Year) 08/18/2017
	4. If Amendment, Date of 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

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	08/18/2017		M		20	A	$10	14,506.4774(1)	D
Common Stock	08/18/2017		S		20	D	$44.36	14,486.4774	D

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 Securities Underlying Derivative Security (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: 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
Employee Stock Option (right to buy)	$10	08/18/2017		M			20(2)	(3)	08/20/2017	Common Stock	20	$10	0	D
Employee Stock Option (right to buy)	$30.89							(4)	02/27/2024	Common Stock	38,884(4)		38,884	D
Employee Stock Option (right to buy)	$13.46							(3)	03/01/2020	Common Stock	72,768		72,768	D
Restricted Stock Units	(5)							(6)	(6)	Common Stock	1,072		1,072	D
Restricted Stock Units	(5)							(7)	(7)	Common Stock	2,309		2,309	D

Explanation of Responses:

1. Includes 1,183.3136 shares acquired (including 17.8591 shares acquired by dividend reinvestment) pursuant to the Company's Employee Stock Purchase Plan.

2. Due to a clerical error, all options were previously erroneously reported as having been exercised on the Form 4 filed on May 11, 2016, when in fact the option remained unexercised solely with respect to 20 shares. The option was exercised with respect to those remaining 20 shares on August 18, 2017 prior to the option's expiration on August 20, 2017.

3. All of these options are currently exercisable.

4. 29,163 of these options are currently exercisable and the remaining 9,721 options become exercisable on February 27, 2018, assuming continued employment through the applicable vesting date.

5. Each restricted stock unit is convertible into a share of common stock on a 1-for-1 basis.

6. These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock as follows: one-third of these restricted stock units vested on February 20, 2016, one-third of these restricted stock units vested on February 20, 2017 and the remaining one-third of these restricted stock units vest on February 20, 2018, assuming continued employment through the applicable vesting date.

7. These restricted stock units remain subject to a time-vesting requirement and are scheduled to vest and settle in common stock as follows: one-third of these restricted stock units vested on February 23, 2017, one-third of these restricted stock units vest on February 22, 2018 and the remaining one-third of these restricted stock units vest on February 22, 2019, assuming continued employment through the applicable vesting date.

Remarks:

	Rebecca C. Polak, as Attorney In Fact	08/22/2017
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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