(Bloomberg) -- Stocks fell along with U.S. futures Tuesday as investors mulled a possible delay in the planned U.S. fiscal-relief package against a backdrop of concern that some markets are overextended. The dollar advanced.A gauge of Asia-Pacific equities at one point slid the most in about two months, with shares in South Korea and China underperforming. Tencent Holdings Ltd.’s slump led Hong Kong stocks lower after the internet giant’s market value rose to the cusp of $1 trillion for the first time Monday. The People’s Bank of China unexpectedly withdrew funds from the financial system as an advisor discussed the risk of asset bubbles in local media.S&P 500 futures slipped as Senate Majority Leader Chuck Schumer said an aid package was unlikely before mid-March and a U.S. health official expressed concern about vaccination delays. Nasdaq 100 contracts also pointed lower, with investors awaiting earnings from some of the biggest companies.Elsewhere, Treasuries held an overnight climb and crude oil fluctuated under $53 a barrel. European equity futures were little changed.Global stocks have retreated from a record as investors look for fresh catalysts to push them higher or at least justify current valuations. That could come from a slate of earnings reports due this week. Meanwhile, the possibility that a U.S. fiscal-relief package might be delayed is undercutting a key reason why Treasury yields climbed earlier this year.“If financial markets needed any further confirmation that the U.S. fiscal stimulus was the only game in town, the buy-everything herd received it overnight,” Jeffrey Halley, senior market analyst at Oanda Asia Pacific Pte., wrote in a note. Disquiet from Senate Republicans over the size of the planned package “was enough to knock equities off their intraday highs,” send bond yields lower and spur demand for the dollar, he said.President Joe Biden said he’s open to negotiation on his $1.9 trillion Covid-19 relief proposal, and is hopeful to bring Republicans behind it, though didn’t rule out pursuing a Democrat-only route. Schumer said earlier Monday he aims to secure passage of the next round of relief by mid-March, just when jobless benefits from the last package will be running out.On the pandemic front, vaccine coverage won’t reach a point that would stop transmission of the virus in the foreseeable future, the World Health Organization. U.S. infectious-disease chief Anthony Fauci said he’s worried about delays to second doses.These are some key events coming up in the week ahead:Microsoft Corp., Apple Inc., Tesla Inc., Facebook Inc., UBS Group AG and Samsung Electronics Co. are among companies reporting results.Data on U.S. home prices and consumer confidence come Tuesday.The Federal Open Market Committee monetary policy decision and briefing by Chair Jerome Powell are scheduled for Wednesday.Fourth-quarter GDP, initial jobless claims and new home sales are among U.S. data releases Thursday.U.S. personal income, spending and pending home sales come Friday.These are the main moves in markets:StocksS&P 500 futures fell 0.5% as of 5:30 a.m. in London. The S&P 500 Index rose 0.4%.Topix Index fell 0.5%.Kospi Index fell 2%.Hang Seng Index fell 1.9%.Shanghai Composite Index fell 1.4%.Euro Stoxx 50 futures dipped 0.1%.CurrenciesThe Bloomberg Dollar Spot Index added 0.1%.The euro was at $1.2130.The British pound was down 0.2% at $1.3652.The Japanese yen was little changed at 103.74 per dollar.The offshore yuan was up 0.1% at 6.4832 per dollar.BondsThe yield on 10-year Treasuries rose one basis point to around 1.04% after declining six basis points Monday.CommoditiesWest Texas Intermediate crude fell 0.7% to $52.40 a barrel.Gold rose 0.1% to $1,857 an ounce.For more articles like this, please visit us at bloomberg.comSubscribe now to stay ahead with the most trusted business news source.©2021 Bloomberg L.P.