PWR ▼ -1.9% - Quanta Services, Inc. $PWR ALLE - Ellen Rubin Joins Quanta Services Board of Directors Ellen Rubin has joined Quanta Services' board of directors, a move that represents a governance update rather than an operational or financial development. The stock declined 1.9% today, though the board appointment itself is typically a neutral or minor positive announcement and does not directly explain the intraday move. 09-SEP-2026 04:12 PM ET