Trading resumed on the New York Stock Exchange floor around 3: ET Wednesday after a technical issue caused a more than three and a half hour halt. Trading stopped around ET due to what the exchange called an "internal technical issue. The Nasdaq reported no technical problems, saying it continued to trade NYSE-listed stocks during the halt.

Read More Art Cashin: Here's what to do after halt ends.

Trading Halt

ET, the NYSE said "all systems are functioning normally" except the Openbook data feed for the NYSE MKT primary markets. Volume was light after floor trading restarted and closing auctions continued as normal.

The NYSE said all open orders before the halt, including market on close, limit on close and closing offset, were canceled. This can't happen again.

We can't put ourselves in this position again. Exactly what those changes are, I'm not yet prepared to say," Farley said. Just after 8 a. ET on Wednesday morning, the NYSE put out an alert about "a reported issue with a gateway connection" affecting certain symbols.

It issued a notice at ET that the problem was resolved. All the NYSE-listed stocks opened without incident. Around mid-morning, we started to see some concerns about the way trading was occurring. Customers weren't getting all of the messages back that you otherwise expect," Farley said. NYSE floor trading volume was million on Wednesday, about half of the day average of million.

Still, trading on the NYSE floor makes up only about a quarter of consolidated tape volume, or trading of all NYSE securities on all platforms, based on a recent day average. Read More Cramer on NYSE halt—We were warned this was coming. Retail investors were largely unaffected by the outage, said JJ Kinahan, chief strategist at TD Ameritrade.

The FBI said in a statement it would "monitor the situation" but "no further law enforcement action is needed at this time. Homeland Security Secretary Jeh Johnson noted the glitch that caused the trading halt and an earlier computer problem that grounded United Airlines flights appeared unrelated.

Read More United Halt trading stock market flights restored after worldwide groundstop. On Tuesday, hacker forex company singapore Anonymous tweeted a suspicious statement about potential problems on Wall Street.

Umac forex cargo bahrain on Wednesday, The Wall Street Journal website experienced an apparent outage that was resolved by roughly 1 p.

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Register Log In Profile Email Preferences PRO Sign Out. Market Movers Dow 30 NASDAQ IQ Sectors World Heat Map US Americas Asia EU. NYSE resumes floor trading after more than 3-hour halt Jacob Pramuk jacobpramuk. Found what was wrong and fixed it. NYSE resumes floor trading. Plan to have market open for the close: President briefed on NYSE halt.

Cashin's plan into the close. Tech issue at NYSE. Very long time for NYSE to be down.

Trade Halts - Current

Monitoring situation at NYSE. Trading halted on NYSE floor. Cashin on NYSE glitch. Trading halted on NYSE, Cashin says 'wait it out'. Tweet Trading stopped around A screen above the floor of the New York Stock Exchange shows when there was a halt in trading in New York, July 8, Read More Cramer on NYSE halt—We were warned this was coming Retail investors were largely unaffected by the outage, said JJ Kinahan, chief strategist at TD Ameritrade.

Officials widely denied any link to a cyberattack.

Brazil stock market halted after 10% plunge - May. 18,

Read More United Airlines flights restored after worldwide groundstop On Tuesday, hacker group Anonymous tweeted a suspicious statement about potential problems on Wall Street. Tweet Separately on Wednesday, The Wall Street Journal website experienced an apparent outage that was resolved by roughly 1 p.

Trading Halts & Timely Disclosure

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