sentences:  During the 2011 off-season, 300 seats were added, increasing the hockey seating capacity from 18,087 to 18,387.PPG Paints Arena hosted its first Stanley Cup Finals in 2016, which saw the Penguins defeat the San Jose Sharks in six games to clinch its fourth Cup.Although the Penguins clinched the Cup at the SAP Center (home of the Sharks), PPG Paints did host a watch party for what turned out to be the series-clinching game, charging $10 for admission with all proceeds going to the Pittsburgh Penguins Foundation.