Cloud software provider Five9 has debuted on the NASDAQ under the symbol FIVN, raising $70 million at a share price of $7. The $7 price significantly undershot its proposed range of $9 to $11 per share. Five9's software allows concurrent management and optimization of customer interactions across multiple contact channels. Principal shareholders include Adams Street Partners (19.7% pre-IPO stake), Hummer Winblad Venture Partners (23.1%) and Partech International (17.3%). Share prices rose 9.1% on their debut to close at $7.64.