Jefferies Financial's 15-min chart shows MACD Death Cross, Bollinger Bands Narrowing.

According to the 15-minute chart of Jefferies Financial, the MACD indicator has crossed below the signal line, indicating a potential downtrend in the stock price. Furthermore, the Bollinger Bands have narrowed, suggesting a decrease in the magnitude of stock price fluctuations. As a result, there is a high probability that the stock price will continue to decline.