Hewitt Associates Inc.
$1.81
6.7%
Hewitt Associates Inc. stock increased to $28.61. The Lincolnshire-based company said it plans to buy back as much as $750 million in shares over the next two years.
Investors Financial Services Corp.
$12.85
27.4%
Shares of Investors Financial Services Corp. surged to $59.80. State Street Corp. agreed to buy the firm for about $4.2 billion. Investors will get a premium of 38 percent. Shares of State Street fell $4.67, or 6.5 percent, to $67.08.
Lear Corp.
$3.97
11.4%
Lear Corp. stock climbed to $38.64. The maker of automotive seats said it received a $36-a-share buyout offer from billionaire investor Carl Icahn’s American Real Estate Partners LP.
Mills Corp.
$3.72
16.8%
Mills Corp. stock jumped to $25.87. Simon Property Group Inc. and hedge fund Farallon Capital Management made a $1.36 billion offer for Mills, topping a bid from Brookfield Asset Management.
Shares of NetRatings Inc.
$2.54
14.1%
Shares of NetRatings Inc. gained to $20.59. Nielsen Co. agreed to buy the shares of NetRatings it doesn’t own for $327 million, or $21 a share. That’s 16 percent more than last Friday’s closing price.
Rambus Inc.
$4.58
24.2%
Rambus Inc. stock advanced to $23.50. The firm said the Federal Trade Commission put limits on how much it can collect in royalties on certain memory chips as punishment for antitrust violations, but it didn’t prevent Rambus from collecting any royalties at all or put limits on royalties for its next generation of chips.
