![Pedestrians walk past the NASDAQ stock exchange in New York, May 18, 2012.](https://cdn.kpbs.org/dims4/default/dfdf433/2147483647/strip/true/crop/2832x1744+0+192/resize/880x542!/quality/90/?url=http%3A%2F%2Fkpbs-brightspot.s3.us-west-2.amazonaws.com%2Fstatic%2Fkpbs%2Fassets%2FPUBLISH2%2Ffacebook-bfefbe82e3667cbfd5af7c659e36edca66731f30.jpg)
Shen Hong
![Reid Garrett Hoffman (center), the founder of LinkedIn, applauds from the bell balcony after the opening bell during the company's initial public offering at the New York Stock Exchange.](https://cdn.kpbs.org/dims4/default/1b8c15f/2147483647/strip/true/crop/2897x1784+0+194/resize/880x542!/quality/90/?url=http%3A%2F%2Fkpbs-brightspot.s3.us-west-2.amazonaws.com%2Fstatic%2Fkpbs%2Fassets%2FPUBLISH2%2Flinkedin-260fe3bc9715927625d193a58372f4d6a5c0a6e1.jpg)
Mike Segar
![The display at the NASDAQ building promotes the IPO of online game developer Zynga.](https://cdn.kpbs.org/dims4/default/c033739/2147483647/strip/true/crop/2885x1777+0+193/resize/880x542!/quality/90/?url=http%3A%2F%2Fkpbs-brightspot.s3.us-west-2.amazonaws.com%2Fstatic%2Fkpbs%2Fassets%2FPUBLISH2%2Fzynga-f93222f4cdadca1b11fab103f114e8cec0ed7c30.jpg)
Justin Lane
![Google's logo is seen outside its headquarters building in Mountain View, Calif.](https://cdn.kpbs.org/dims4/default/189f5fb/2147483647/strip/true/crop/1503x926+0+101/resize/880x542!/quality/90/?url=http%3A%2F%2Fkpbs-brightspot.s3.us-west-2.amazonaws.com%2Fstatic%2Fkpbs%2Fassets%2FPUBLISH2%2Fgoogle-cfb53f1f31303cb5820bb0ea682533935b431f27.jpg)
Clay McLachlan
As eyes turned to the markets on Twitter's first day of trading, NPR wondered how some other tech stocks have performed since their IPOs. (Twitter closed at $44.90 Thursday, about 73 percent above its IPO price of $26 a share.)
Some of these stocks have soared. Others have stumbled.
Copyright 2013 NPR. To see more, visit www.npr.org.