Check out the companies making headlines yesterday:

ServiceNow (NYSE: NOW): Enterprise workflow automation company ServiceNow (NYSE: NOW) rose by 6.8% on Wednesday after Guggenheim's John DiFucci upgraded the stock from Neutral to Buy with a $125 price target See our full article here.

Is now the time to buy ServiceNow? Access our full analysis report here, it’s free.

CoStar (NASDAQ: CSGP): Real estate data provider CoStar Group (NASDAQ: CSGP) rose by 5.4% on Wednesday after the company announced an investment to acquire a 30% stake in Wikicasa, an Italian real estate marketplace. See our full article here.

Is now the time to buy CoStar? Access our full analysis report here, it’s free.

Freshpet (NASDAQ: FRPT): Pet food company Freshpet (NASDAQ: FRPT) fell by 5.6% on Wednesday after Bank of America lowered its price target on the stock and news emerged that a major competitor, Hill's Pet Food, entered the fresh dog food market. See our full article here.

Is now the time to buy Freshpet? Access our full analysis report here, it’s free.

The Trade Desk (NASDAQ: TTD): Digital advertising platform The Trade Desk (NASDAQ: TTD) rose by 5.7% on Wednesday after Guggenheim's John DiFucci upgraded both Salesforce and ServiceNow to Buy, arguing the AI-disruption fear that gutted the sector during the year had pushed valuations too low. See our full article here.

Is now the time to buy The Trade Desk? Access our full analysis report here, it’s free.

Amplitude (NASDAQ: AMPL): Digital analytics platform Amplitude (NASDAQ: AMPL) rose by 17.6% on Wednesday after Raymond James initiated coverage of the company with a Strong Buy rating and a $10 price target. See our full article here.

Is now the time to buy Amplitude? Access our full analysis report here, it’s free.