NEW YORK (

TheStreet

) -- Shares of

Altera

(ALTR) - Get Report

leapt in late trades on Tuesday after the company made a SEC filing announcing Robert J. Finocchio stepped down from his post as director on Dec. 22.

Finocchio's resignation comes just weeks after Altera lowered its fiscal fourth-quarter revenue outlook, citing widespread weakness from both small and large customers and across all geographies except North America.

The chipmaker said Dec. 8 that it now sees a sequential revenue decline of 13%-16% in the quarter ending this month, a deeper drop than its prior projection of 7%-11% from the third-quarter total of $522.5 million.

The stock advanced 1% to $37.57 on volume of more than 600,000, according to

Nasdaq.com

.

Cavium

Shares of

Cavium

(CAVM)

slipped in the extended session after the chipmaker lowered its forecast for fiscal fourth-quarter revenue.

The San Jose-based company cut its earnings estimates to between $56 million and $57 million, below the $61.6 million analysts were expecting. The company cited weakness in the enterprise, service provider and the broadband and consumer market segments.

The stock fell 2% to $26.50 on volume of more than 175,000.

-- Written by Kaitlyn Kiernan in New York.

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

Kaitlyn Kiernan

To follow the writer on Twitter, go to

@Kaitlyn_Kiernan

.