Why mortgage bonds are set to deteriorate, and possibly hit the whole market, according to this Wall Street expert Economic calendar: Leading indicators headline the Friday agenda Why mortgage bonds are set to deteriorate, and possibly hit the whole market, according to this Wall Street expert But hyperscaler bonds are in decent shape, says Harley Bassman For sale signs are posted in front of condominiums for sale on July 09, 2026 in Los Angeles, California. Harley Bassman, bond-market veteran, has a dim view of mortgage-backed securities as an investment. Mortgage-backed securities are increasingly risky for investors — a development that could start to bleed into the overall fixed-income market, warned bond-market veteran Harley Bassman.
The creator of the closely watched MOVE Index, a volatility gauge, pointed to a flattening Treasury yield curve as one big reason risks to mortgage bonds are rising, in an interview with the MacroVoices podcast that published Thursday. Copyright ©2026 MarketWatch, Inc. All Rights Reserved. 87990cbe856818d5eddac44c7b1cdeb8 Tesla’s upcoming product frenzy could leave investors disappointed Warren Buffett moves further out of the spotlight at Berkshire, as his son is named chairman The Fed hasn’t been this terse since 2007.
What a 130-word statement signals for market stability. What's next for SpaceX as more shares enter the market and capex jumps Wall Street is betting Trump backs down on Iran — but what if the ‘TACO’ trade fails this time? Barbara Kollmeyer is based in Madrid, where she leads MarketWatch's premarket coverage of financial markets and writes the Need to Know column.
She has worked in London and Los Angeles for MarketWatch previously. Follow her on Twitter @bkollmeyer. Intraday Data provided by FACTSET and subject to terms of use.
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