The stock market bull run is in its ‘twilight’, Fidelity’s global macro head says

• Despite a flat start to September, the S&P 500 index is still boasting impressive year-to-date gains.

• The benchmark stock-market gauge is up by over 16% so far in 2023, but one expert sees the rally losing steam.

• The secular bull market for equities is in its “twilight”, according to Fidelity Investments’ global macro head Jurrien Timmer.

A surge in artificial intelligence-related tech shares has buoyed the stock market this year, in spite of the Federal Reserve’s most…