(Adds DuPont, Masimo Corp, Lionsgate, Citigroup, Edwards
Lifesciences, Western Digital and AT&T ; Updates Labcorp, 3M,
Kellogg, J&J and General Electric Co)
       May 23 (Reuters) - 
    Chemical maker DuPont has become the latest
multinational to break up its business, announcing a plan to
split the firm into three publicly traded companies. 
        The firm plans to 
     its electronics and water businesses in tax-free
transactions, while the new DuPont will continue as a
diversified industrial company, it said on Wednesday.
    Here is a list of some of the biggest U.S. corporate splits
from the recent past.
                                      DuPont says it will 
  2024       DuPont                   separate
                                       its electronics and
                          water businesses in tax-free
                          transactions, while the new DuPont
                          will continue as a diversified
                          industrial company.
                                      Masimo says it is
  2024       Masimo Corp  evaluating a 
                                      proposed spinoff
                                       of its consumer
                          business, including its consumer
                          health and audio products. The firm
                          says it will retain its healthcare
                          and telehealth products, and that the
                          spinoff will improve the
                          profitability of its healthcare
                                      Lionsgate says it will 
  2023       Lionsgate                spin off
                                       its studio unit in a
                          blank-check deal. Says its studio
                          business will merge with the
                          Screaming Eagle Acquisition Corp SPAC
                          to create a new public firm for
                          Lionsgate's film and television
                                      Citi says 
  2023       Citigroup                it will split
                                       its Mexico retail unit,
                          known as Banamex, from its corporate
                          and investment banking business in
                          the country by the second half of
                          2024. The retail unit should begin
                          the process of going public in 2025. 
                                      Edwards Lifesciences says
  2023       Edwards      it will 
             Lifescience              spin off
             s                         its critical care unit
                          at the end of 2024 to concentrate on
                          its larger heart devices business. 
                                      Western Digital says it
  2023       Western      will 
             Digital                  spin off
                                       its flash memory
                          business - that has been grappling
                          with a supply glut - after talks to
                          merge the unit with Japan's Kioxia
 2022        Medtronic    Medtronic says it will spin off its
                          patient-monitoring and respiratory
                          interventions businesses into a new
                          company as it seeks a streamlined
                          portfolio and faster revenue growth.
 2022        Danaher      Medical technology firm Danaher Corp
             Corp         says it will separate its
                          Environmental & Applied Solutions
                          segment to grow its Life Sciences and
                          Diagnostics businesses.
                                      Labcorp says it will 
  2022       Laboratory               spin off
             Corp of                   its wholly owned
             America      business focused on clinical drug
             Holdings     trials. Its Fortrea          clinical
                          development unit is now listed on the
                                      3M Co says it plans to
  2022       3M           spin off its healthcare business into
             Co           a separate public-listed company. It
                          says the new company will be called 
                                       and names Bryan Hanson
                                      Kellogg spins off its
  2022       Kellogg Co   North American cereals business into
                          WK Kellogg Co         and its global
                          snacking business into 
  2022       AT&T                     spins off
                                       WarnerMedia in a $43
                          billion transaction to merge its
                          media properties with Discovery Inc.
                          The new company is called Warner Bros
                          Discovery        .
                                      Johnson & Johnson says it
  2021       Johnson &    plans to break up into two companies,
             Johnson      splitting its consumer health
                          division. In 2023, it spins off and
                          lists its consumer health business, 
                                      General Electric says it
  2021       General      will 
             Electric                 split into three public
             Co           companies
                                       focusing on energy,
                          healthcare and aviation. It spins off
                          its health division, GE HealthCare
                                  , in 2023, followed by GE
                          Aerospace        and its energy unit
                          GE Vernova         in April 2024. 
 2021        IBM          IBM spins off a large chunk of its
                          company - the managed and
                          infrastructure business - as
                          Kyndryl        in November, as the
                          century-old tech company sheds its
                          slow-growing business to focus on its
                          high-margin cloud and artificial
                          intelligence businesses.
 2020        United       In March, United Technologies
             Technologie  Corp approves the spinoffs of Carrier
             s            Global Corporation          and Otis
                          Worldwide Corporation         .
 2019        DuPont            science division Dow Inc         in
                          April and agriscience company
                          Corteva          in June - part of
                          its split into three companies.
 2016        Honeywell    In September, Honeywell International
             Internation  Inc, a U.S. manufacturer of aerospace
             al           parts and climate control
                          systems, approves the spinoff of its
                          $1.3 billion resins and chemicals
                          operations into a standalone company,
                          AdvanSix Inc         .
 2015        Hewlett      In November, Hewlett-Packard splits
             Packard      into two listed companies: Hewlett
             Co           Packard Enterprise        ,
                          comprising its corporate hardware and
                          service business, and
                          Hewlett-Packard, renamed HP
                          Inc        , consisting of its
                          computers and printers business.
 2015        Ebay Inc     In June, e-commerce firm eBay
                                   approves the spinoff of
                          PayPal         .
 1984        AT&T Inc     The U.S. government files an
                          antitrust lawsuit against AT&T Corp
                          in 1974 because of its monopoly over
                          telephone lines. After eight years of
                          litigation, the two sides reach a
                          settlement and AT&T gives up
                          control of its regional operating
                          companies, Baby Bells.
 (Reporting by Vallari Srivastava, Roshia Sabu,  Chavi Mehta,
Tiyashi Datta, Deborah Sophia, Kannaki Deka, Priyamvada C in
Bengaluru and Karen Pierog in Chicago and Lewis Krauskopf in New
York; Editing by Matthew Lewis, Anil D'Silva, Sriraj Kalluvila,
Arun Koyyur and Pooja Desai)