NYSE, Nasdaq Stay Open Oct. 12 as U.S. Bond Markets Close for Columbus Day

Q: With banks and bond markets closed this Monday for Columbus Day, how will the stock market's solo run impact overall trading volume?

Trading volume will likely be lighter than on a normal Monday, even though the NYSE and Nasdaq are open for regular hours. That is the usual pattern when equities trade while banks, the bond market and many government offices are closed. With fixed-income desks shut under SIFMA’s holiday schedule and many institutional participants operating with reduced staffing, there is typically less cross-asset activity feeding into stocks. Fewer cash transfers and delayed banking rails can also reduce same-day funding flexibility, even if investors can still trade using existing brokerage balances. The bond-market closure matters because Treasurys are a key reference point for stock valuations and risk appetite. Without a live cash Treasury market, equity traders lose an important signal, which can further dampen participation. Treasury futures may still trade, but the absence of the underlying cash bond market can leave price discovery thinner than usual. That said, “lighter volume” does not mean the stock market will be inactive. Major stocks, ETFs and index products should still trade normally from 9:30 a.m. to 4 p.m. Eastern. But lower participation can mean less liquidity in some names, wider bid-ask spreads and sharper price swings if unexpected news hits. In short, expect an open stock market, but one with below-normal volume and potentially more exaggerated moves than a typical session.

3 articles · Updated · Yahoo Finance · Oct 9

Monday, Oct. 12 will bring a split holiday schedule: the New York Stock Exchange and Nasdaq are set to trade normally, while U.S. bond markets will shut for Columbus Day 2026.
Columbus Day is a federal holiday that closes many banks, government services and the U.S. Postal Service, but U.S. stock exchanges typically remain open.
Nasdaq is also scheduled to stay open through the holiday and is not due for another market closure until Thanksgiving 2026.
Some communities observe the Oct. 12 holiday as Indigenous Peoples' Day, but the market calendar remains unchanged.