[caption id="attachment_51864" align="alignright" width="448" caption="Enphase Energy CEO Paul Nahi (center front) applauds the start of trading."][/caption]

PETALUMA -- The price of Enphase Energy Inc. (Nasdaq: ENPH) common shares rose 22.3 percent to $7.34 at the close of trading Friday after the stock's debut on Nasdaq Global Market.

[caption id="attachment_51863" align="alignleft" width="220" caption="Enphase Energy CEO Paul Nahi"][/caption]

The maker of electricity microinverters for photovoltaic arrays set the price of shares last night at $6 a share. The stock price opened at $7.50 a share after CEO Paul Nahi rang the opening bell for trading.

The price of shares ranged between $7.06 and $7.76 on volume of 5.05 million shares.