Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and Nasdaq Stock Market:
NYSE
Rohm & Haas Co., up $29.15 at $73.99
Dow Chemical Co. offered $15.29 billion, or $78 per share, to buy the specialty chemicals company, which got approval from the boards of both companies.
Wal-Mart Stores Inc., down 49 cents at $57.18
Shares slipped, even as strong sales of groceries and a boost from tax-rebate checks boosted the retailer's June same-store sales above expectations.
Wachovia Corp., down 66 cents at $13.63
The nation's No. 4 bank set aside $4.2 billion before taxes to cover bad loans and forecast a second-quarter loss.
Nordstrom Inc., down $2.29 at $28.95
Lower profit margins and soft sales caused the upscale department store operator to warn it won't meet its second-quarter profit forecast.
General Electric Co., up 42 cents at $27.61
The conglomerate plans to spin off its consumer and industrial businesses, which includes lighting products.
Ruby Tuesday Inc., up $1.20 at $6.49
The restaurant operator offered an outlook mostly above expectations after fourth-quarter results came in better than expected.
Marriott International Inc., down $1.31 at $24.63
Second-quarter profit dropped 24 percent as travelers scaled back on traveling in a weak U.S. economy.
NASDAQ
Zumiez Inc., down $2.89 at $14.21
Weak sales of apparel and accessories caused the sports apparel and equipment retailer's same-store sales to decline and miss expectations.