Index history
S&P 500 changes in 1999
The S&P 500 saw 3 changes in 1999: 3 companies added and 2 removed. Dates and reasons for each change below — or browse every change since 1976.
Date
Added
Removed
Reason
- Dec 8, 1999
yhoo
Yahoo!
ldw
Laidlaw
Market capitalization change. - Jun 9, 1999
wlp
Wellpoint
hph
Harnischfeger Industries
Harnischfeger filed for bankruptcy. - Apr 12, 1999
act
Actavis
—Actavis plc (NYSE:ACT) added to S&P 500
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