Higher yields are taking their toll on all areas of the stock market, except the one that matters

The recent climb in Treasury yields to multi-decade highs has pressured most corners of the U.S. equity market. Since Sept. 1, technology stands as the only one of the S&P 500's 11 sectors to post a gain, a divergence that highlights how sensitive rate assumptions have become across asset classes.

The dynamic is straightforward in principle. Rising yields lift the discount rate applied to future corporate earnings, which tends to weigh most heavily on sectors whose valuations rest on longer-dated cash flows — utilities, real estate, and consumer staples among them. Technology, by contrast, has continued to attract capital, though its gains have been narrow rather than broad-based.

For observers, the key question is whether this leadership persists if yields stabilize, or whether it reflects a temporary concentration of flows. Also worth watching: whether other sectors begin to participate should rate pressure ease, and how upcoming inflation and labor data shape the yield path that has driven this split.