U.S. stocks closed lower Wednesday, as investors took in fresh corporate earnings.
The Nasdaq and the S&P 500 traded in a range before closing near their session lows of 4,836.46 and 2,017.22.
S&P 500 intraday
The Dow Jones industrial average was also in a range, and nearly rose 100 points as Boeing pushed the blue chips index higher after reporting better-than-expected earnings.
Dow Jones industrial average intraday
"The story in the Dow is United Technologies and Boeing versus UnitedHealth Group and Goldman Sachs," said Art Hogan, chief market strategist at Wunderlich Securities.
"Overall, we seem to be running at the same pace we've been running at the last few quarters," said Randy Frederick, managing director of trading and derivatives at Charles Schwab.
Shares of GM rose closed up 5.79 percent after rising over 6.5 percent, while Coca-Cola's stock traded slightly lower.
"That doesn't take away that only 44 percent of companies have beaten on revenues," said Nick Raich, CEO of The Earnings Scout.
"We've had some pretty rocky earnings, and volatility has been pretty much contained," said Peter Cardillo, chief market economist at Rockwell Global Capital.
The CBOE Volatility Index (VIX), widely considered the best gauge of fear in the market, traded above 16 and has dropped about 33 percent this month.
"With all these individual stock stories, the indexes are hanging in pretty nicely," Hogan said.
On Tuesday, stocks closed narrowly lower as IBM posted disappointing earnings.
Stock took a hit Wednesday as health care turned negative year-to-date.
"Valeant is the killer,," said Howard Silverblatt, senior index analyst at S&P Dow Jones Indices.
Valeant Pharmaceuticals plunged as much as 28 percent after the release of a short-seller note on the company.
"Now they're comparing it to Enron," Silverblatt said.
Valeant stock intraday
Investors also digested EIA oil inventories data, which showed inventories rise by 8 million barrels, as U.S. crude prices have fallen over 4.5 percent this week.
U.S. oil futures closed down 2.4 percent at $45.20 a barrel, posting their third straight day of losses.
"We think about low oil as being good for the economy, but I think it's gotten too low and it's become a drag in the economy," Frederick said.
Wall Street also digested Japanese exports data, which came in far weaker than expected. Japan's annual export growth slowed for the third straight month in September, raising questions as to whether or not the Bank of Japan will go further into its qualitative and quantitative easing program.
The data prodded up the Nikkei 225, which closed up nearly 2 percent, while China's Shanghai Composite tumbled 3.47 percent.
"Big picture, easy money is here to stay," said Adam Sarhan, CEO of Sarhan Capital.
U.S. Treasurys gained ground, as the 10-year yield fell to 2.02 percent and the two-year yielded 0.61 percent.
"Some of the volatility we're seeing in Treasurys (are investors) trying to find a bottom in interest rates," said Bruce McCain, chief investment strategist at Key Private Bank.
In Europe, stocks ended mixed, with the pan-European STOXX 600 closing flat and the German DAX ending higher in anticipation of Thursday's European Central Bank meeting.
SanDisk will be bought by Western Digital for $86.50 a share in cash and stock, or $19 billion.
Morgan Stanley downgraded Twitter's stock to "underweight" from "equal-weight," citing limited user growth and a lack of advertiser demand growth.
The Dow Jones industrial average closed down 48.50 points, or 0.28 percent, to 17,168.60, led lower by Glodman Sachs and with United Technologies leading advancers.
The ended 11.83 points lower, or 0.58 percent at 2,018.94, with energy leading nine sectors lower and industrials the only advancer.
The Nasdaq closed 40.85 points lower, or 0.84 percent, to 4,840.12.
Gold futures settled down $10.40 at $1,167.10 an ounce.
The dollar traded slightly higher against a basket of major currencies.
Decliners led advancers 3 to 1 at the New York Stock Exchange, with an exchange volume of 852 million and a composite volume of 3.591 billion at the close.
On tap this week:
Earnings: 3M, Caterpillar, McDonald's, Amazon.com, Alphabet (Google), Microsoft, Daimler, Dow Chemical, Danaher, AT&T, Raytheon, Eli Lilly, Dr Pepper Snapple, Freeport-McMoran, Nasdaq OMX, PulteGroup, Sirius XM Radio, Under Armour, Southwest Air, Juniper Networks, Pandora, Union Pacific, Alaska Air, Dunkin Brands, Capital One, Stryker
8:30 a.m.: Initial claims
9 a.m.: FHFA home prices
10 a.m.: Existing home sales
9:45 a.m.: Manufacturing PMI
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—CNBC's Peter Schacknow and Reuters contributed to this report.