Newsquawk Daily Bond Auction Preview - 3rd September 2026

A heavy euro-area supply day, with the French tap the dominant event: a multi-line OAT auction spanning the 2036s out to the long 2046 line is the kind of duration-heavy package that has historically dictated the tone for the whole EGB complex on the day, with concession building into the long end typically setting the tone for core spreads. The Spanish tap, split across the 2029, 2031 and 2036 Bonos plus a small I/L line, sits in the middle of the curve and has tended to pass off against the backdrop France establishes rather than independently. The UK leg is small and idiosyncratic: a long-dated index-linked gilt auction of this size is mainly a test of domestic inflation-hedging and LDI-type demand, and episodes of this kind have shown real yields can move on thin concession even where nominal gilts are quiet. The pattern on days of concentrated supply is well established: dealers cheapen the on-the-run lines into the window, and the post-auction reaction turns on tails and cover rather than the nominal sizes. Worth noting are the follow-ons, namely any syndication announcements and whether long-end demand holds given the duration being absorbed, since absorbed duration is what separates a routine concession from a spread-widening day in the French and peripheral curves.