1996: Spun off From 3M with 12,600 workers. June 1998: Completes $39.8 million sale of CD-ROM business to an Ohio company.

January 1999: Divests most of medical imaging business to Eastman Kodak ($533 million).

June 1999: Agrees to sell private-label photo film business to a British investment firm for after-tax proceeds of $55 million.

November 2000: Hires investment banker Goldman Sachs to review strategic options for the company, including possible sale.

October 2001: Announces sale of color-proofing business to Kodak Polychrome Graphics for $50 million.

May 2006: Buys Memorex for $330 million.

August 2006: Closes Memorex distribution centers in Virginia, California and Tennessee and an Imation center in Kansas City. Moves all operations to Mississippi.

April 2007: Agrees to buy the recording media business of Japan-based TDK for $300 million; CEO Bruce Henderson resigns, succeeded by Frank Russomanno.

May 2007: Says it'll cut 675 jobs of 2,070 jobs worldwide; announces it will close Wahpeton, N.D., plant and move operations to Juarez, Mexico by December 2008; 390 jobs cut.

July 2007: Buys Memcorp Inc. for an estimated $84 million

November 2007: Former CEO Bruce Henderson dies of a brain tumor.

July 2008: Says it will close tape plant in Camarillo, Calif., and move operations into Oklahoma plant. Will cut 140 jobs and save $15 million to $20 million a year.

September 2008: Launches line of TDK Life on Record Blu-ray disc-cleaning & storage accessories to protect and maintain Blu-ray media.

November 2008: Downgrades outlook, announces $40 million charge, 200 job cuts and plan to cut operating expenses 10% in 2009.

Jan. 7: Introduces 13 consumer products at the International Consumer Electronics Show in Las Vegas.