https://www.cnbc.com/2018/08/02/sonos-sono-ipo-stock-starts-trading-on-the-nasdaq.html

Sonos, the maker of smart speakers for the home, rose 9 percent in its debut trade Thursday, before quickly halving its gains. The stock fluctuated for the first several minutes of trading.

Shares opened at $16.00, nudging the company's implied market value just past $1.5 billion. The stock trades on the Nasdaq under the ticker symbol "SONO." The company undercut its initial share price late Wednesday.