STOCK BUBBLES

US market on September 4, 2026: 407 up, 550 down, Aehr Test Systems leads

The session closed without a clear winner: 407 of 980 stocks higher, 550 lower and 23 flat, a ratio of 0.74 to one. Weighted by market capitalisation the whole set moved -0.3%, while the median stock fell 0.3% — the two agree.

63 stocks moved more than 5% — 42 up, 21 down — and 8 of those cleared 10%. 14 names closed at a fresh twelve-month high and 9 at a twelve-month low. Total turnover across the set came to $566.3bn.

Aehr Test Systems led the session at +13.1%, closing on $86.26, ahead of Sandisk at +11.9% on $1740.00, Eos Energy Enterprises at +10.9% on $3.88. The other end belonged to GUIDEWIRE SOFTWARE at -19.9% on $162.42, lululemon athletica at -17.4% on $100.61, Fair Isaac at -16.7% on $932.26.

By sector, strongest to weakest: Industrials +0.7%, Technology +0.3%, Utilities +0.2%, Materials -0.7%, Financials -0.7%, Real Estate -0.8%, Communication -0.8%, Energy -0.9%, Healthcare -1.0%, Consumer -1.1%. The spread between the best and the worst reading came to 1.8 points, with 201 companies in Industrials and 154 in Consumer.

3 of the 10 sectors finished higher, covering 391 of the companies here; the 7 that fell hold 589. Industrials and Consumer pulled hardest in opposite directions.

Money concentrated in Micron Technology ($35.8bn), Nvidia ($31.2bn), Sandisk ($28.8bn) — together 16.9% of everything traded across 980 companies.

Against their own thirty-day averages, turnover stood out in lululemon athletica (10.2×), Sunbelt Rentals (5.4×), Planet Labs PBC (4.8×).

Reporting next session: Credo Technology Group Holding, Dell Technologies, GitLab, Macy's, MongoDB. None of them had reported as of this close, so nothing above reflects their figures.

All figures are daily closing bars for the 980 companies in the set, measured against the previous close. The running session is never included.

This text was generated automatically from the closing data for September 4, 2026. It contains no forecasts and no investment advice — only what the numbers say. Do your own research.