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Market Rally Ignites as Wholesale Inflation Data Cools

to NBC News, the S&P 500 printed another record close on Thursday — 0.65% higher, if you need the receipt — after a producer price index report that, in the most generous reading, amounted to a ceasefire.

Sylvia Parrish, Chief Business Columnist·updated August 15, 2026

Market Rally Ignites as Wholesale Inflation Data Cools

The Bureau of Labor Statistics said wholesale prices didn't move from June to July, and the year-over-year PPI cooled from 5.5% to 4.7%. That's not victory. That's the enemy pausing to reload.

What the tape actually told us

Strip the confetti and Thursday was a relief rally, not a regime change. The Nasdaq closed up 0.8%, the Nasdaq 100 climbed 1.15%, and the Russell 2000 tagged its own record with a 0.3% pop. AI-exposed names did the heavy lifting: SanDisk surged 13%, Western Digital and HP each rose roughly 7%, and the usual trillion-dollar suspects — Meta, Amazon, Nvidia, Alphabet, Microsoft — all closed green. The herd smells momentum and it knows where the feed trough is.

The bond market, the adults in the room, behaved more cautiously. The 10-year Treasury yield slipped as low as 4.61% before bouncing; the 30-year, which had flirted with 5.3% after the Fed's last meeting, settled near 5.2%. Yet the Treasury Department still sold $25 billion of those 30-year bonds at 5.216% — the highest yield at auction since 2001. Translation: investors are still demanding serious premium for the privilege of lending Uncle Sam money for three decades. The equity euphoria and the long end are having two very different conversations, and only one of them is honest.

The mortgage mirage and the Fed fiction

Here's where the hubris creeps in. Falling yields handed the average 30-year fixed mortgage a five-basis-point reprieve — from 6.74% to 6.69%, per Mortgage News Daily. That's not relief. That's a rounding error dressed up in a headline. ING's Padhraic Garvey was right to flag that real yields are higher and likely to remain so, which is the part nobody wants to print on a day when stocks are levitating.

Wall Street is now modeling July's core PCE — the Fed's preferred inflation gauge, due August 26 — at roughly 0.2% month-over-month. Citigroup's Veronica Clark sees the year-over-year at 3.2%, with a tail risk of 3.3%. PNC's Kurt Rankin called the June and July PPI prints "the first evidence" that energy-driven pressure is finally easing. Wells Fargo's Gary Schlossberg went with the cheerier word: "friendly."

Friendly. There's a tell. By midmorning, bond traders had backed off from betting the Fed would hike rates this year. They didn't start pricing in cuts. They simply stopped betting on more pain — a meaningfully different thing, and one the equity floor seems determined to ignore.

So what do you actually do? If you're refinancing, five basis points doesn't justify rushing the paperwork. If you're adding duration, the 30-year auction clearing at 5.216% tells you the market still wants compensation for inflation risk — leverage that reality, don't fight it. And if you're piling into AI names on a flat PPI tape, ask yourself whether you're investing or just following the herd toward another mirage.

I've watched enough "soft landing" rallies to recognize the silhouette. Thursday's tape looked like a turning point. The 5.216% auction looked like the trapdoor holding it open.