Currently, the major averages are all in positive territory.
Nasdaq 100 e-minis NQcv1 were down 13.25 points, or 0.19 percent, in volume of 4,519 contracts.
The shutdown came after a spending bill approved by House Republicans failed to clear a procedural hurdle in the Senate on a largely party line vote of 50 to 49.
On Sunday, however, Republican lawmakers were getting behind a plan that would keep the government funded through February 8.
However, the issue of protections for illegal immigrants brought to the country as children could doom the short-term spending bill in the Senate. -Mexican border. A point of contention between Republicans and Democrats is an immigration bill which Democrats want to pass.More news: United States govt shutdown extended as crunch vote delayed
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Both sides are blaming each other for the government shutdown, which marks the first official shutdown since October of 2013. The Cboe Volatility index (VIX), widely considered the best fear gauge on Wall Street, finished the week almost 11 percent higher. In company news, Juno Therapeutics Inc.
Brokerage, computer hardware and oil service stocks also moved notably higher on the day, contributing to the advance by the broader markets.
Defense stocks such as Boeing, Northrop Grumman and L3 Technologies dropped between 0.6 percent and 1.1 percent, sending the Dow Jones U.S. Defense sector index down 0.7 percent. The Stoxx Europe index rose by 0.2%, driven higher by a rise in the shares of banks.
In the bond market, treasuries have climbed back near the unchanged line after seeing initial weakness.
Benchmark 10-year note futures last fell 4/32 in price.