NEW YORK ( TheStreet) -- Apple ( AAPL) CEO Steve Jobs announced Monday he was taking another medical leave, this time with no specified return date. The company also reports earnings after the closing bell Tuesday.

Shares of Apple fell 4.4% to $333.10 in premarket trading.


Citigroup ( C) posted fourth-quarter earnings of 4 cents a share. The Wall Street consensus called for earnings of 8 cents a share.

Citigroup shares were down 2% to $5.03.


Delta Air Lines ( DAL) reported adjusted fourth-quarter earnings of 19 cents on operating revenue of $7.8 billion. Analysts, on average, were expecting earnings of 26 cents a share on revenue of $7.73 billion.

Delta stock was down 2% to $12.50.


IBM ( IBM) is slated to post fourth-quarter earnings Tuesday after the market closes. The Wall Street consensus is calling for earnings of $4.08 a share on revenue of $28.26 billion.

IBM shares were down 0.2% to $149.72.


Comerica ( CMA) agreed to acquire Sterling Bancshares ( SBIB) in a deal that values Sterling at $10 a share, or $1.027 billion.

Comerica shares fell 3.9% to $40.59; Sterling was surging by 20.8% to $9.30.


Danaher ( DHR) signed a definitive agreement to sell its Pacific Scientific Aerospace business to Meggitt U.K. aerospace company, for $685 million.

Premarket trades weren't available for Danaher. Shares of the company ended Friday's trading session 0.6% higher at $47.15.


GlaxoSmithKline ( GSK) was falling 3.8% to $37.70 in early trading as Reuters reported that the company will report a legal charge of 2.2 billion pounds ($3.4 billion) in the fourth quarter, related to more claims over the sales of its Avandia drug.

>>Search for Highest Dividends by Rate or Yield
More on Earnings
Today's Top Earnings
Earnings Calendar

-- Written by Andrea Tse in New York.

>To contact the writer of this article, click here: Andrea Tse.

>To follow the writer on Twitter, go to Andrea Tse.

>To submit a news tip, send an email to: tips@thestreet.com.

RELATED STORIES:







Copyright 2010 TheStreet.com Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.

If you liked this article you might like

Great Expectations? Apple 8 Line Not as Long as in Past Years

Nasdaq, S&P 500 Close Higher Amid Tension With North Korea

Former Apple Supplier Imagination Technologies Reportedly Sold to Chinese Firm

Week Wasn't Bad but That's Not Necessarily Good

Cramer: Food Stocks Are Going Hungry