US Silica: The First IPO in the "Fracking Sand" Industry ...
Feb 17, 2012 · US Silica: The First IPO in the "Fracking Sand" Industry. Investors now have the very first pure play on fracking sand. as US Silica (NYSE: SLCA) went public on the NYSE on February 1st at 17/share, raising 42 million. Prior to this IPO, the only frac sand companies were either private or held by oil companies.