Sun Microsystems Inc. on Tuesday said it is laying off 1,500 workers in US and international operations, at “all functions, geographies and levels,” including vice presidents and directors.

The move is part of the restructuring plan announced in November to cut of 18 percent of its workforce. Already, between 5,000 and 6,000 jobs had been cut, with the most recent cut of 1,300 employees in the month of January.

The company spokesperson said it will be ending layoff notices to some 1,500 workers this week, “and will continue to provide updates on our progress against the workforce reduction plan as they come available.

Sun Share rose 8 cents to 1.10% at $7.32 in the afternoon trading as IBM’ $6.5 million aquistion proposal of Sun enters another week.

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