What happened

Twilio (TWLO -0.50%) fell 15.2% in February, according to data from S&P Global Market Intelligence . The company reported earnings on Feb. 9 that beat Wall Street's estimates , and its growth forecasts also impressed investors.  However, the momentum from that earnings report wasn't enough to overcome the market forces that dragged tech stocks lower throughout the month.

So what

Correlated assets can tell us a lot about the forces behind a stock's movement. Twilio's February price chart was nearly identical to the ProShares Ultra QQQ exchange-traded fund (ETF), which is meant to triple the performance of the Nasdaq Composite index .

^CRUSSCAPV Chart

^CRUSSCAPV data by YCharts

Twilio fell 15.2% in February, according to data from S&P Global Market Intelligence . The company reported earnings on Feb. 9 that beat Wall Street's estimates , and its growth forecasts also impressed investors.  However, the momentum from that earnings report wasn't enough to overcome the market forces that dragged tech stocks lower throughout the month.