U.S. dollar is latest market puzzling Wall Street

Euro and dollar notes
Kiyoshi Ota | Bloomberg | Getty Images

Widely diverging forecasts on the direction of the U.S. dollar adds currencies to the growing list of assets that Wall Street seems to have no consensus on for their direction.

As the S&P 500 nears a record high, only 38 percent of investors are bullish on stocks, according to the latest Barron's Big Money poll. The yield on the 10-year Treasury looks like a ping pong ball this year. WTI oil is back above $40 a barrel, but most energy traders believe the bottom may not be in yet.

And now this week, the direction of the euro-dollar rate came into question.