Among the companies whose shares are expected to see active trade in Tuesday's session are Spansion Inc., Merck & Co. and CNet Networks Inc.

3M Co. (MMM) is expected to report earnings per share for the fourth quarter of $1.14, according to analysts polled by Thomson Financial.

Ace Limited (ACE) is expected to post fourth-quarter per-share income of $1.74.

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Chicago Mercantile Holdings Inc. (CME) is expected to report income of $2.98 per share for the fourth quarter.

Colgate-Palmolive Co. (CL) is expected to post earnings per share of 77 cents for the fourth quarter.

Juniper Networks Inc. (JNPR) is expected to post third-quarter per-share income of 18 cents.

Kellogg Co. (K) is expected to post fourth-quarter per-share income of 46 cents.

Merck (MRK) is expected to report fourth-quarter earnings of 50 cents per share.

Wyeth (WYE) is expected to post fourth-quarter earnings of 71 cents per share.

After Monday's closing bell, CNet (CNET) restated financial results for three financial quarters in 2006, and all of 2005 to account for millions of stock options that were backdated, or contained other types of reporting errors.

Watch List

Crane Co.'s (CR) fourth-quarter net rose 7.6 percent to $38 million, or 61 cents a share from $35.3 million, or 58 cents a share, a year earlier.

Eaton Vance Corp. (EV) said it has agreed with A.G. Edwards & Sons Inc. to terminate the additional compensation agreements in connection with six closed-end funds. Under the agreements, investment adviser Eaton Vance was required to make recurring payments based on the assets of the funds.

Genesis Microchip Inc. (GNSS) reported a third-quarter loss of $130.4 million, or $3.57 a share, compared to a profit of $7.4 million, or 20 cents a share, in the year-ago period. The maker of microchips used in flat-panel televisions and monitors posted revenue of $51.1 million, down from $74 million a year ago.

JDA Software Group Inc. (JDAS) said its fourth-quarter net loss widened, as revenue costs rose, to $1.23 million, or 4 cents a share, from a net loss of $1.08 million, or 4 cents a share, during the same period in the prior year. Before items, quarterly per-share income rose to 20 cents from 15 cents in the prior year.

Jones Apparel Group Inc. (JNY) said it will book a fourth-quarter $322.2 million non-cash charge for the impairment of goodwill and trademarks. Also, Jones said it sees a per-share net loss of $2.48 for the fourth quarter, and of $1.27 for 2006. The company said it expects the fourth quarter to include a pretax, non-cash charge of $491.4 million for the impairment of goodwill and trademarks primarily within the wholesale moderate apparel segment.

Krispy Kreme Doughnuts Inc. (KKD) said it has become current in its filings with the Securities and Exchange Commission.

Oneida Financial Corp. (ONFC) said fourth-quarter net income rose, as commissions and fees on sales of non-banking products gained, to $1.41 million, or 18 cents a share, from $1.03 million, or 13 cents a share, during the same period in the prior year.

Plum Creek Timber Co. (PCL) reported fourth-quarter net earnings of $69 million, or 39 cents a share, up from $67 million, or 36 cents a share, a year ago. Settlement of a long-running Canada-U.S. soft lumber trade dispute added 7 cents a share to Plum Creek's after-tax bottom line.

Reinsurance Group of America Inc. (RGA) reported fourth-quarter net earnings of $81.5 million, or $1.28 a share, up 20 percent from $68.2 million, or $1.07 a share, during the year-ago period. Operating income rose to $81 million, or $1.27 a share, from $73.1 million, or $1.15 a share.

Savvis Inc. (SVVS) said the fourth-quarter net loss narrowed, as revenue gained, to $6.8 million from a net loss of $13.1 million during the same period in the prior year. The per-share loss for shareholders narrowed to 13 cents from $1.98 in the prior year.

Spansion (SPSN) , the world's largest provider of NOR flash memory chips used in consumer electronics, said it narrowed its fourth-quarter loss amid higher sales. Spansion reported a quarterly net loss of $25 million, or 19 cents a share, compared with a net loss of $48 million, or 63 cents a share, in the year-earlier period.

Timken Co. (TKR) lowered its view for fourth-quarter per-share earnings, before items, to 30 cents from its prior view of 47 cents to 57 cents. The engineered bearings company cited lower North American automotive demand, and higher industrial manufacturing costs, among other items.

United States Steel Corp. (X) said fourth-quarter net income rose to $297 million, or $2.50 a share, from $109 million, or 85 cents a share, in the year-ago period. For the final three months of 2006, sales rose 8.8 percent to $3.77 billion.

UnumProvident Corp. (UNM) said fourth-quarter net income came in at $276.1 million, or 80 cents a share, more than double the same period a year earlier, when the disability insurer made $137.5 million, or 43 cents a share.

Volterra Semiconductor Corp. (VLTR) reported fourth-quarter net earnings of $3.39 million, or 13 cents a share, up from $1.33 million, or 5 cents a share, during the year-ago period. The chip company posted revenue of $21.2 million vs. $13.5 million.

Zimmer Holdings Inc. (ZMH) said it made $244.7 million, or $1.02 a share, in the fourth quarter, compared with $199.6 million, or 80 cents a share, last year. Revenue at the orthopedics device maker rose to $933.6 million from $848.3 million.

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