ABBOTT LABORATORIES — Director's Dealing 2008

May 6, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ABBOTT LABORATORIES (ABT)
CIK: 0000001800
Period of Report: 2008-05-01

Reporting Person: Mason Heather L (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-05-01	Common shares without par value	A	22400	$53.24	Acquired	113300	Direct

Footnotes

F1: These shares represent performance vested restricted stock awards under the Abbott Laboratories 1996 Incentive Stock Program. The awards have a 3-year term, with no more than 1/3 of the award vesting in any one year upon reaching a minimum return on equity target. The awards include the right to have stock withheld for tax purposes.