Director/PDMR Shareholding

ABB Ltd
30 May 2007


ABB Ltd


May 30, 2007


Directors' dealings


In accordance with certain rules on insider dealing and market manipulation
(market abuse) ABB is required to disclose transactions in ABB shares,
derivatives or other financial instruments linked to them, conducted by or on
behalf of persons discharging managerial responsibilities or persons closely
associated with them.


Notification by:                                Position/Title:
Michel de Rosen                                 Member of the Board of Directors

Transaction date:                               25-May-2007
Purchase/Sale:                                  Purchase
Issuer:                                         ABB Ltd
Address:                                        Affolternstrasse 44, CH-8050
                                                Zurich
ISIN (International Security Identification     CH0012221716
Number):
Security:                                       Share
Place:                                          SWX
Nominal value:                                  CHF 2.50
Number:                                         760
Price per share:                                CHF 25.75
Volume:                                         CHF 19,570






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