Traders work on the floor of the New York Stock Exchange.

Despite the chaos at the Capitol, the S&P 500 closed Wednesday at a new high, baffling some observers.

"I think most feel this [the Washington protests] is more of a one-off situation, that this as an isolated event as opposed to some sort of bigger movement, and because of that we can look to the new government and to stimulus," said Peter Tchir of Academy Securities.