) -- With a few more solar-sector earnings releases on tap this week -- and on a day that's leaving most of the market battered -- solar stocks were plunging Monday.

The leading decliner was

Ascent Solar Technologies


, whose shares had fallen 18%, or $1.23, to $5.60, in midday trading Monday.

Companies set to report quarterly results Monday and Tuesday include China-based

Trina Solar



Solarfun Power

( SOLF). Shares of Trina, which reports later today, fell 7.1%, or $2, to $26.31. Solarfun, which reports Tuesday morning, lost 6%, or 40 cents, to $6.30.

Yingli Green Energy


, which had dropped 3.9% in the afternoon, is scheduled to report on Wednesday.

Suntech Power


, which shows off its second-quarter results on Thursday, was down 6.1%.

Last week,

JA Solar



LDK Solar




(SOL) - Get Report

each posted losses for their respective second quarters. Monday afternoon, American Depositary Shares of JA Solar and ReneSola lost 7.4% and 5.8% each, while shares for LDK Solar gave up 3.3%.

-- Reported by Sung Moss in New York

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