Quantenna Communications, a provider of Wi-Fi solutions, stood in tenth position among this year’s IPO flops, generating negative returns of 12.1 percent. The Fremont, California-based company raised $107 million in October by offering 6.7 million shares at $16 per share, at the high end of the pricing range of $14 to $16 per share. The company’s shares are listed on the Nasdaq Global Select Market under the symbol "QTNA”.