Apple, Nortel, Rackable Systems, Salix: U.S. Equity Preview

By Katherine Greene

Aug. 5 (Bloomberg) -- The following companies may have unusual price changes in U.S. trading. Stock symbols are in parentheses, and share prices are as of 8 a.m. in New York unless stated otherwise.

Anadarko Petroleum Corp. (APC US) fell 3.9 percent to $52.98. The second-largest independent U.S. oil producer reported second-quarter profit of $1.76 a share, missing the average analyst estimate by 0.6 percent after forward contracts fell in value, according to Bloomberg data.

Apple Inc. (AAPL US) climbed 1.3 percent to $155.25. The maker of the iPod music player was rated ``buy'' in new coverage at UBS AG, which said the company's ``core strengths and opportunities'' offer a ``competitive advantage.''

DCT Industrial Trust Inc. (DCT US) slid 3.7 percent to $7.84. The owner of real estate properties cut its annual funds- from-operations forecast and reported second-quarter funds from operations, excluding some charges, of 17 cents a share. Analysts polled by Bloomberg estimated 18 cents a share on average.

Masimo Corp. (MASI US) jumped 7.3 percent to $39.94. The maker of medical devices reported second-quarter profit of 18 cents a share, beating the average analyst estimate by 34 percent, according to Bloomberg data.

Nortel Networks Corp. (NT US) dropped 1.1 percent to $6.12. North America's biggest maker of telephone equipment was cut to ``underperform'' from ``neutral'' at Merrill Lynch & Co., which cited ```deteriorating trends in deferred revenues and new orders.''

Pioneer Natural Resources Co. (PXD US) rose 1 percent to $57.22. The oil and natural-gas producer in North America and Africa boosted its annual production forecast and said second- quarter profit rose on higher output and prices.

Principal Financial Group Inc. (PFG US): The life insurer and marketer of 401(k) plans said it earned 97 cents a share during the second quarter, beating the average analyst estimate by 1.6 percent, according to Bloomberg data. Principal Financial added 1.9 percent to $43.70 in extended trading yesterday.

Rackable Systems Inc. (RACK US) plummeted 20 percent to $10. The maker of high-density computer servers reported a second- quarter loss of 12 cents a share, or 12 times larger than the average loss estimate in a Bloomberg survey of analysts.

Salix Pharmaceuticals Ltd. (SLXP US) fell 7.3 percent to $7.28. The maker of treatments for intestinal disorders forecast a third-quarter loss of 30 cents a share, or 40 percent more than the average analyst estimate.

Syngenta AG American depositary receipts (SYT US) declined 4.1 percent to $53.69. The world's biggest maker of agricultural chemicals fell after falling crop prices raised concerns about pesticide and fertilizer demand.

Syniverse Holdings Inc. (SVR US): The provider of technology services to mobile-phone companies said revenue may be as much as $495 million this year. Analysts polled by Bloomberg estimated $464.8 million on average. Syniverse advanced 9.8 percent to $18.01 in extended trading yesterday.

To contact the reporter on this story: Katherine Greene in New York at kgreene8@bloomberg.net.