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* Walgreens Boots Alliance, Inc. (Last) (First) (Middle) 108 WILMOT ROAD (Street) DEERFIELD IL 60015 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol AMERISOURCEBERGEN CORP [ ABC ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 03/18/2016
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X 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	03/18/2016		X		22,696,912	A	$51.5	34,157,955	I(1)(3)	See footnotes(1)(3)

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
Warrants (right to buy)	$51.5	03/18/2016		X			22,696,912	03/18/2016	09/18/2016	Common Stock	22,696,912	$0	0	I(2)(3)	See footnotes(2)(3)
Warrants (right to buy)	$52.5							03/18/2017	09/18/2017	Common Stock	22,696,912		22,696,912	I(2)(3)	See footnotes(2)(3)

1. Name and Address of Reporting Person* Walgreens Boots Alliance, Inc. (Last) (First) (Middle) 108 WILMOT ROAD (Street) DEERFIELD IL 60015 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Walgreens Boots Alliance Holdings LLC (Last) (First) (Middle) C/O 108 WILMOT ROAD (Street) DEERFIELD IL 60015 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. These shares are held by Walgreens Boots Alliance Holdings LLC ("WBA Holdings"), an indirect wholly-owned subsidiary of Walgreens Boots Alliance, Inc. ("WBA"), and were acquired in accordance with the Framework Agreement, dated as of March 18, 2013 among Walgreen Co. ("Walgreen"), Alliance Boots GmbH and the Issuer (the "Framework Agreement"). The Framework Agreement is described in a Schedule 13D filed by Walgreen and others on April 15, 2014, as amended on January 16, 2015, January 25, 2016 and March 22, 2016 (as amended, the "Schedule 13D").

2. These warrants are held by WBA Holdings and were acquired pursuant to the Framework Agreement.

3. As described in the Schedule 13D, following the completion of an internal reorganization of certain wholly-owned subsidiaries of WBA, WBA Investments, Inc., a direct wholly-owned subsidiary of WBA and the sole member of WBA Holdings, may also be deemed to beneficially own the securities reported in this Form 4 and each of Walgreens Pharmacy Strategies, LLC, Bond Drug Company of Illinois, LLC, Walgreen Eastern Co., Inc., Walgreen Arizona Drug Co., Walgreen Hastings Co. and Walgreen do not beneficially own any shares of common stock or warrants of the Issuer.

Remarks:

Each reporting person expressly disclaims beneficial ownership of the securities described herein except to the extent of such person's pecuniary interest therein. Neither the filing of this Form 4 nor any of its contents shall be deemed to constitute an admission by any reporting person that it is the beneficial owner of any securities described herein for any other purpose.

	/s/ Marco Pagni, EVP and Global Chief Administrative Officer and General Counsel of WBA	03/22/2016
	/s/ Jason Dubinsky, Vice President of WBA Holdings	03/22/2016
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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