Company    INTERNATIONAL BUSINESS MACHINES CORPORATION

TIDM           IBM

Headline     Notification of filing of document

The Corporation's Notice of 2017 Annual Meeting and Proxy Statement on Form DEF 14A dated March 13, 2017 was filed with the United States Securities and Exchange Commission and subsequently in Luxembourg with the Luxembourg Stock Exchange as the officially appointed mechanism for the central storage of regulated information and with the CSSF. The report is available at www.sec.govand www.bourse.lu.

There are no registered stockholders with 5% or more of the Company's common stock as of December 31, 2016.

The DEF 14A filing contains information as to certain persons who have publicly disclosed that they are the beneficial owners of 5% or more of the Company's common stock as of December 31, 2016.