Gary Cohn, vice chairman, IBM speaks at the 2021 Milken Institute Global Conference in Beverly Hills, California, U.S. October 19, 2021. REUTERS/David Swanson

Gary Cohn, vice chairman, IBM speaks at the 2021 Milken Institute Global Conference in Beverly Hills, California, U.S. October 19, 2021. REUTERS/David Swanson

Gary Cohn, vice chairman, IBM speaks at the 2021 Milken Institute Global Conference in Beverly Hills, California, U.S. October 19, 2021. REUTERS/David Swanson

Arvind Krishna, CEO of IBM, listens as U.S. President Joe Biden delivers remarks during a meeting with members of his national security team and private sector leaders to discuss how to "improve the nation's cybersecurity," in the East Room at the White House in Washington, U.S., August 25, 2021. REUTERS/Leah Millis

German Health Minister Jens Spahn, Ronald Fritz, CovPass project manager at IBM and President of Robert Koch Institute (RKI) Lothar Wieler leave after a news conference on the current coronavirus disease (COVID-19) situation, in Berlin, Germany June 10, 2021. REUTERS/Michele Tantussi/Pool

German Health Minister Jens Spahn, Ronald Fritz, CovPass project manager at IBM and President of Robert Koch Institute (RKI) Lothar Wieler attend a news conference on the current coronavirus disease (COVID-19) situation, in Berlin, Germany June 10, 2021. REUTERS/Michele Tantussi/Pool

Ronald Fritz, CovPass project manager at IBM, attends a news conference on the current coronavirus disease (COVID-19) situation, in Berlin, Germany June 10, 2021. REUTERS/Michele Tantussi/Pool

White House senior advisor Ivanka Trump and IBM CEO Ginni Rometty participate in a meeting of the American Workforce Policy Advisory Board in the East Room at the White House in Washington, U.S., June 26, 2020. REUTERS/Tom Brenner

White House senior advisor Ivanka Trump talks with IBM CEO Ginni Rometty as they participate in a meeting of the American Workforce Policy Advisory Board in the East Room at the White House in Washington, U.S., June 26, 2020. REUTERS/Tom Brenner

White House senior advisor Ivanka Trump listens to IBM CEO Ginni Rometty as they participate in a meeting of the American Workforce Policy Advisory Board in the East Room at the White House in Washington, U.S., June 26, 2020. REUTERS/Tom Brenner

A man wearing a protective mask walks past an office building with IBM logo amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott

Office buildings and IBM logo are seen amidst the easing of the coronavirus disease (COVID-19) restrictions in the Central Business District of Sydney, Australia, June 3, 2020. Picture taken June 3, 2020. REUTERS/Loren Elliott

A firefighter monitored by Prometeo device (by IBM) works during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

A Prometeo monitoring device (by IBM) is worn by a firefighter during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

Prometeo monitoring devices (by IBM) are attached to firefighters' suits during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

A Prometeo monitoring device (by IBM) is attached to firefighter's suit during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea ?

Firefighters monitored by Prometeo device (by IBM) work during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

A Prometeo monitoring device (by IBM) is seen during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

A group of firefighters do a meeting wearing a Prometeo monitoring device (by IBM) during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

A firefighter monitored by Prometeo device (by IBM) works during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

A firefighter monitored by Prometeo device (by IBM) works during prescribed burn of the forest in Olivella, south of Barcelona, Spain February 11, 2020. Picture taken February 11, 2020. REUTERS/Albert Gea

U.S. White House senior advisor Ivanka Trump walks next to IBM CEO Ginni Rometty at the 50th World Economic Forum (WEF) in Davos, Switzerland, January 22, 2020. REUTERS/Jonathan Ernst

Chairman, President and CEO of IBM Ginni Rometty attends a session at the 50th World Economic Forum (WEF) annual meeting in Davos, Switzerland, January 21, 2020. REUTERS/Denis Balibouse

Chairman, President and CEO of IBM Ginni Rometty attends a session at the 50th World Economic Forum (WEF) annual meeting in Davos, Switzerland, January 21, 2020. REUTERS/Denis Balibouse

A man takes a photo of a model of the IBM Q System One quantum computer during the 2020 CES in Las Vegas, Nevada, U.S. January 7, 2020. REUTERS/Steve Marcus

Workers set up a display for IBM in the lobby of the Las Vegas Convention Center, in preparation for the 2020 CES in Las Vegas, Nevada, U.S. January 5, 2020. REUTERS/Steve Marcus

IBM CEO Ginni Rometty meets with French President Emmanuel Macron (not pictured) during the "Tech For Good" summit in Paris, France May 15, 2019. Bertrand Guay/Pool via REUTERS

IBM CEO Ginni Rometty poses for a photo with French President Emmanuel Macron during the "Tech For Good" summit in Paris, France May 15, 2019. Bertrand Guay/Pool via REUTERS

IBM CEO Ginni Rometty poses for a photo with French President Emmanuel Macron during the "Tech For Good" summit in Paris, France May 15, 2019. Bertrand Guay/Pool via REUTERS

IBM's President and CEO Virginia Rometty and Jean-Paul Agon, Chairman and Chief Executive Officer of cosmetics company L'Oreal arrive at the "Tech for Good" Summit in Paris, France May 15, 2019. REUTERS/Charles Platiau

IBM's President and CEO Virginia Rometty, Jean-Paul Agon, Chairman and Chief Executive Officer of cosmetics company L'Oreal and Maurice Levy, Chairman of the Supervisory Board of Publicis Groupe SA arrive at the "Tech for Good" Summit in Paris, France May 15, 2019. REUTERS/Charles Platiau

IBM's President and CEO Virginia Rometty and Jean-Paul Agon, Chairman and Chief Executive Officer of cosmetics company L'Oreal arrive at the "Tech for Good" Summit in Paris, France May 15, 2019. REUTERS/Charles Platiau

John Kelly III, Executive Vice President, IBM, speaks during the Milken Institute's 22nd annual Global Conference in Beverly Hills, California, U.S., April 30, 2019. REUTERS/Mike Blake

John Kelly III, Executive Vice President, IBM, speaks during the Milken Institute's 22nd annual Global Conference in Beverly Hills, California, U.S., April 30, 2019. REUTERS/Mike Blake

John Kelly III, Executive Vice President, IBM, speaks during the Milken Institute's 22nd annual Global Conference in Beverly Hills, California, U.S., April 30, 2019. REUTERS/Mike Blake

John Kelly III, Executive Vice President, IBM, speaks during the Milken Institute's 22nd annual Global Conference in Beverly Hills, California, U.S., April 30, 2019. REUTERS/Mike Blake

A man stands near an IBM logo at the Mobile World Congress in Barcelona, Spain, February 25, 2019. REUTERS/Sergio Perez

Huawei and IBM logos are seen at the Mobile World Congress in Barcelona, Spain February 25, 2019. REUTERS/Sergio Perez

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ed Bastian, CEO of Delta Air Lines, speaks with Ginni Rometty, IBM chairman, president and CEO, during her keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, leaves the stage after her keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

Ginni Rometty, IBM chairman, president and CEO, speaks during a keynote address at the 2019 Consumer Electronics Show (CES) in Las Vegas, Nevada, U.S. January 8, 2019. REUTERS/Steve Marcus

IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, is seen during a training exercise in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

IBM employees participate in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

IBM employees participate in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

IBM employees participate in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

IBM employees participate in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

A logo for IBM Security is displayed during a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

A logo for IBM Security is displayed during a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

An IBM employee participates in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

IBM employees participate in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

An IBM employee participates in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

An IBM employee participates in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

An IBM employee participates in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid

An IBM employee participates in a training exercise in IBM's X-Force Command C-TOC, a mobile Cyber Tactical Operations Center, in the Brooklyn borough of New York, U.S., October 15, 2018. REUTERS/Brendan McDermid