ABBOTT LABORATORIES — Director's Dealing 2006

Apr 4, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ABBOTT LABORATORIES (ABT)
CIK: 0000001800
Period of Report: 2006-04-03

Reporting Person: Landgraf John C (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-04-03	Common shares without par value	S	10000	$42.41	Disposed	83675	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common shares without par value	20000	Indirect
Common shares without par value	14851	Indirect
Common shares without par value	858	Indirect

Footnotes

F1: This sale was made pursuant to a previously adopted plan complying with rule 10b5-1(c). The plan was adopted on February 7, 2006.

F2: Held in the Anne Marie Landgraf Living Trust. The reporting person and his spouse are co-trustees of the trust. The trust is revocable by his spouse.

F3: Balance in the Abbott Laboratories Stock Retirement Trust as of March 31, 2006.

F4: Includes shares acquired under the Abbott Laboratories Dividend Reinvestment and Stock Purchase Plan in a transaction exempt from Section 16 under 16(a)-11.

F5: Reporting person disclaims beneficial ownership of all securities held by his son.