ABBOTT LABORATORIES — Director's Dealing 2012

May 11, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ABBOTT LABORATORIES (ABT)
CIK: 0000001800
Period of Report: 2012-05-08

Reporting Person: MAZZO JAMES V (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-05-08	Common shares without par value	M	49235	$33.76	Acquired	140382	Direct
2012-05-08	Common shares without par value	S	100	$62.50	Disposed	140282	Direct
2012-05-08	Common shares without par value	S	17600	$62.51	Disposed	122682	Direct
2012-05-08	Common shares without par value	S	11000	$62.52	Disposed	111682	Direct
2012-05-08	Common shares without par value	S	4200	$62.53	Disposed	107482	Direct
2012-05-08	Common shares without par value	S	4719	$62.54	Disposed	102763	Direct
2012-05-08	Common shares without par value	S	2400	$62.55	Disposed	100363	Direct
2012-05-08	Common shares without par value	S	400	$62.56	Disposed	99963	Direct
2012-05-08	Common shares without par value	S	4197	$62.57	Disposed	95766	Direct
2012-05-08	Common shares without par value	S	800	$62.58	Disposed	94966	Direct
2012-05-08	Common shares without par value	S	400	$62.59	Disposed	94566	Direct
2012-05-08	Common shares without par value	S	519	$62.60	Disposed	94047	Direct
2012-05-08	Common shares without par value	S	1600	$62.61	Disposed	92447	Direct
2012-05-08	Common shares without par value	S	600	$62.62	Disposed	91847	Direct
2012-05-08	Common shares without par value	S	700	$62.63	Disposed	91147	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-05-08	Option (right to buy)	$33.76	M	49235	Disposed	2013-04-29	Common shares (49235)	Direct

Footnotes

F1: Fully vested employee stock option received pursuant to the Agreement and Plan of Merger, dated January 11, 2009, by and among Abbott Laboratories, Rainforest Acquisition Inc. and Advanced Medical Optics, Inc. in exchange for an employee stock option to acquire 120,000 shares of Advanced Medical Optics, Inc. common stock for $13.85 per share.