The underwriters have an option to buy up to 3.6 million additional shares from the selling shareholder.

The company’s shares ended the week at $26.68 per share, up 6.7% from the IPO price.

The China-based Canadian Solar Inc. (CSIQ: chart) raised $115.5 million with an initial public offering that priced at the high end of the expected $13 to $15 forecast range.

The company offered 7.7 million shares, representing nearly 28% stake, priced at $15 per share.

Of all the shares 6.3 million were sold by the company, while selling shareholders offered the remaining 1.4 million shares.

Canadian Solar is incorporated in Canada and is based in Jiangsu, China. The company builds products for residential, commercial and industrial solar power generation systems.

Deutsche Bank and Lehman Brothers were the lead underwriters of the deal.

The underwriters have an option to purchase up to 1.2 million additional shares to cover excess demand.

The company’s shares ended the week at $15.08 per share, up 0.5% from the IPO price.

DECLINERS:

The medical device company Thermage Inc. (THRM: chart) raised $42 million with an IPO that priced below the $11 to $13 forecast range.

The company offered 6 million shares, about a 27% stake, priced at $7 per share.

The Hayward, California-based company develops, manufactures and markets medical devices for the treatment of wrinkles on any part of the body.

Merrill Lynch was the lead manager for the offering and Thomas Weisel, Wachovia Securities, C.E. Unterberg Towbin and Maxim Group were acting as co-managers.

The underwriters have an option to buy 900,000 additional shares to cover over-allotments.

The company’s shares closed at $6.75 per share on Friday, down 3.6% from the IPO price.

IPO CALENDAR – week of November 13th

The Baltimore-based oil and gas property developer Constellation Energy Partners (CEP: chart) plans to offer 4.5 million units within a price range of $19-$21 per unit, in a bid to raise $108.7 million. Citigroup and Lehman Brothers will be the underwriters on the deal.

Biotech Emergent Biosolutions (EBS: chart) plans to offer 5 million shares within a price range of $14-$16, in a bid to raise $92 million. J.P. Morgan will underwrite the deal.

Halliburton spin-off KBR, Inc. (KBR: chart) plans to offer 27.8 million shares within a price range of $15-$17 a share, in a bid to raise $544.3 million. Credit Suisse, Goldman Sachs and UBS Investment Bank will be the lead managers on the deal.

Israel-based Allot Communications (ALLT: chart) plans to offer 6.5 million shares within a price range of $9-$11 a share, in a bid to raise $82.2 million. Lehman Brothers, Deutsche Bank, CIBC World Markets and RBC Capital Markets will be the managers on the deal.