The stock was last quoted at $33.52, down 8%, on volume of nearly 1.5 million, according to Nasdaq.com. For the three months ended Dec. 31, First Solar posted a non-GAAP profit of $110 million, or $1.26 a share, on net sales of $660 million, a total that was down more than 30% on a sequential basis. The average estimate of analysts polled by Thomson Reuters was for earnings of $1.53 a share on sales of $779.3 million. The company attributed the sequential sales decline to "the timing of revenue recognition in our systems business and lower volume for module-only sales." First Solar left intact a forecast for earnings of $3.75 to $3.95 a share in 2012, excluding impairment charges, but it cut its revenue view to between $3.5 billion and $3.8 billion from a prior projection of $3.7 billion to $4 billion. The company dropped its operating cash flow forecast to $800 million to $900 million from a previous view of $900 million to $1.1 billion. "First Solar's performance in the quarter was impacted by an aggressive competitive environment, an uncertain regulatory environment, warranty-related charges, and restructuring costs incurred to help position our business for the future," said Mike Ahearn, the company's chairman and interim CEO, in a statement. One of the worst performers of 2011, First Solar shares are down more than 75% in the past year based on Tuesday's regular-session close at $36.40, despite a 5%-plus bounce since the start of 2012. Check out TheStreet's quote page for First Solar for year-to-date share performance, analyst ratings, earnings estimates and much more. Other stocks active after the bell included TeleTech Holdings ( TTEC), whose shares lost nearly 16% to $14.86 on volume of more than 20,000 after the maker of customer interaction technology products missed Wall Street's earnings view for its fiscal fourth quarter by 25%, posting a profit of 29 cents a share on revenue of $300.5 million vs. the average analysts' estimate for earnings of 39 cents a share on revenue of $317.2 million, and announced the acquisition of marketing analytics firm iKnowtion; Dreamworks Animation ( DWA), whose stock fell 8.7% to $17.95 on volume of more than 60,000 after the movie studio operator posted a profit of 29 cents a share in its fiscal fourth quarter, coming in 3 cents shy of the consensus view; and Verisk Analytics ( VRSK), whose stock gained 9% to $46 on volume of nearly 25,000 after the Jersey City, N.J.-based provider of risk-related information for insurance companies and other industries reported adjusted earnings of $85.5 million, or 50 cents a share, on revenue of $351.6 million vs. the average estimate of analysts polled by Thomson Reuters for a profit of 44 cents a share on revenue of $340.4 million. -- Written by Michael Baron in New York. >To contact the writer of this article, click here: Michael Baron.