Earnings roundup: International Paper, RenaissanceRe

Among the earnings stories for Wednesday, April 30, from AP Financial News:

MEMPHIS, Tenn. (AP) _ International Paper reported Wednesday that first-quarter earnings sank as the company paid more for raw materials and did not benefit from land sales as it did in the same period last year.

NEW YORK (AP) _ RenaissanceRe Holdings Ltd.'s profit shrank 28 percent in the first quarter as the insurer collected less in premiums and reaped weaker returns from its investment portfolio, the company said Tuesday.

DES PLAINES, Ill. (AP) _ Shares of Littelfuse Inc. jumped Wednesday after the fuse maker said its first-quarter profit declined on charges, but adjusted earnings and the company's sales forecast surpassed Wall Street's expectations.

NAPERVILLE, Ill. (AP) _ Nalco Holding Co., which makes chemicals for water treatment, said its first-quarter profit climbed 49 percent on strong growth in its two biggest divisions.

GRAND RAPIDS, Mich. (AP) _ Kellogg Co. reported Wednesday that its first-quarter profit dipped 2 percent, despite recent price increases intended to offset higher costs.

NEW YORK (AP) _ Shares of CyberSource Corp. spiked Wednesday after the online payment service provider reported first-quarter results above Wall Street estimates and reiterated a full-year guidance that some analysts called conservative.

SYRACUSE, N.Y. (AP) _ Shares of Anaren Inc., which designs and makes microwave and radio frequency components, sank to a new three-year low Wednesday after the company reported its fiscal third-quarter profit declined as its gross margin fell.