STOCKS TO WATCH: DoubleClick, Go2Net, Lattice Semi, TI and Vitesse

It wouldn't be a bit surprising to see DoubleClick shares head south Tuesday after it met analysts' estimates in its first quarter, losing $13.2 million, or 11 cents a share, on sales of $110 million.

First Call consensus expected the Internet advertising firm to lose 11 cents a share in the quarter.

Ahead of the earnings report, its shares trimmed 3/4 to 59 13/16.

On the bright side, the company's $110 million in sales was almost triple the amount it recorded in the year-ago quarter when it lost $6 million, or 6 cents a share, on sales of $39.4 million.

However, operating expenses climbed to $89.5 million from $33.1 million.

Including amortization and non-cash charges, DoubleClick lost $18.4 million, or 16 cents a share, compared to a loss of $8.5 million, or 8 cents a share, in the year-ago period.

Go2Net could make some nice gains Tuesday after it posted a profit of $8.3 million, or 18 cents a share, on sales of $18.7 million.

First Call consensus predicted it would earn 11 cents a share in the quarter.

Including $19.8 million recorded for amortization of intangibles, Go2Net lost $11.5 million, or 38 cents per share.

The $18.7 million in sales represented a 34 percent gain sequentially and 333 percent improvement year-over-year. Gross margin rose to 83.9 percent from 78.3 percent a year earlier. Pro forma operating income rose more than nine-fold year-over-year, to 27 percent of revenue compared to 12.2 percent in the second quarter of fiscal 1999.

Its shares closed up 7 3/8 to 55 1/4 ahead of the earnings report.

Expect Lattice shares to make a strong run-up Tuesday after it posted a profit of $28 million, or 52 cents a share, on sales of $126.1 million.

First Call consensus predicted it would earn 49 cents a share in the quarter.

Lattice shares moved up 7 17/64, or 14 percent, to 61 1/16 ahead of the earnings report.

The $126.1 million in sales marks a 134 percent jump from the year-ago period when it earned $11.8 million, or 24 cents a share, on sales of $53.8 million.

Company officials said sales of its complex PLDs rose to $91.1 million, up 149 percent from the first quarter of last year. Sales from high-density chips represented 72 percent of the company's total sales this quarter.

Its shares hit a 52-week high of 82 5/8 in March after falling to a low of 19 last April.

Fifteen of the 20 analysts covering the stock maintain either a "buy" or "strong buy" recommendation.

TI should also gain ground Tuesday after it beat Street estimates in its first quarter Monday, raking in $470 million, or 55 cents a share, on sales of $2.65 billion.

First Call consensus expected the world's largest manufacturer of chips used in mobile phones to earn 53 cents a share in the quarter.

TI shares closed up 20 7/8, or 16 percent, to 152 1/2 ahead of the earnings report.

The $2.65 billion in sales marks a 27 percent improvement from the year-ago quarter when it earned $278 million, or 34 cents a share, on sales of $2.08 billion.

TI credited the upside surprise to surging demand for chips used in a variety of wireless communication devices.

Company officials also reiterated their forecast of reaching a pro forma operating margin of 25 percent by year's end.

Yet another chipmaker appears poised for big gains Tuesday after it topped analysts' estimates by a penny a share in its second quarter Monday, earning $27 million, or 16 cents a share, on sales of $100.2 million.

First Call consensus pegged Vitesse for a profit of 15 cents a share this time around.

Ahead of the earnings report, its shares surged up 18 3/8, or 34 percent, to 73 1/16.

The $100.2 million in sales marks a 50 percent improvement from the year-ago quarter when it raked in $15.5 million, or 9 cents a share, on sales of $66.9 million.