Shares of Upstart Holdings, Inc. ($UPST) experienced volatility following an analyst downgrade that led to a sell-off, with prices dropping to around $67. However, the stock rebounded after receiving an upgrade from Redburn-Atlantic, which raised its price target to $95. Analysts noted that the stock's recent performance was characterized by significant buying activity, particularly after the downgrade. Meanwhile, The Trade Desk, Inc. ($TTD) has garnered attention due to speculation regarding a potential merger with Roku, Inc. ($ROKU). Guggenheim analysts suggested that such a merger could enhance both companies' market positions, resulting in positive movements in their stock prices. The Trade Desk's stock has shown a breakout trend, with increased investor interest following the announcement of a new TV operating system. Analysts have described this as a return to form for The Trade Desk as a strong growth investment. Both stocks have been positively impacted by these developments, with Roku's shares rising approximately 11% in response to the merger speculation.