We recently published 10 Stocks Melt Down in Hours. The Trade Desk, Inc. (NASDAQ:TTD) is one of the worst performers on Wednesday. The Trade Desk fell by 11.95 percent on Wednesday to end at $46.14 apiece as investors took path from an investment firm’s downgrade of its stock. In a market note, Morgan Stanley downgraded The Trade Desk, Inc. (NASDAQ:TTD) to “equalweight” from “overweight” previously and lowered its price target to$50 from $80. Trade Desk (TTD) Drops 11.9% on PT, Rating Downgrade Melpom ...