Strategas Research Partners sent the chart below to clients on Tuesday, showing the market often falters in February under new presidents.

Source: Strategas Research Partners

"Short-term political risk is building as the new [President Donald Trump] administration tries to get its footing. … We have repeatedly noted that new presidents usually struggle to get their footing early in their administration and equities are weak in February," wrote strategist Dan Clifton. "Short-term headlines, which are negative, are colliding with an improved future outlook."

