Advanced Micro Devices is downgraded from Buy to Hold. The investment score falls from 73 to 69. The 4 September report published a first target at $540 and, among the developments that would change the view, named a sustained rise in long-end Treasury yields alongside a Federal Reserve that follows through on tightening. Both conditions arrived inside eight sessions.

The shares closed at $545.09 on 17 September after a 6.36% session, 14.1% above the $477.57 at which the previous report was written, and above the $540 target on a closing basis, having cleared it intraday at $551.42. The entry band of $440 to $478 and the ideal buy range of $450 to $468 both sit well below the market. The hundred-day average those levels were anchored to has been recomputed and now stands at $484.27, up from $466.56.

Nothing at the company explains the move. AMD has made no disclosure since the previous note and does not report again until 3 November, so June-quarter revenue of $11.5bn, up 50%, with data centre revenue of $6.7bn up 107%, remains the most recent hard information. What the market traded on was a rate card. Nebius, a cloud operator, raised its compute prices: EPYC Genoa rates up 25%, Nvidia GPU rates up 17% to 21% and memory up 41%. That is a demand signal from one rung further down the chain, and it argues against the digestion scenario that carries this coverage’s bear case, but a third party’s price list does not revise an earnings estimate.

The cost of money moved the other way. The Federal Open Market Committee raised its target range 25 basis points to 3.75% to 4.00% on 16 September, a unanimous vote and the first increase in three years, with more signalled in the projections. The ten-year Treasury yield closed 17 September at 4.94% against 4.78% at the previous note. For a business whose value sits almost entirely in earnings expected in 2027 and beyond, a higher discount rate and a higher multiple arriving together is an uncomfortable combination.

The arithmetic settles it. On unchanged estimates the shares trade at 45.4 times an estimated $12 of 2027 earnings, against 39.8 times a fortnight ago, and 2.5% above a probability-weighted fair value of $531 that was itself calculated on probabilities revised in the bull case’s favour. The base case sits at $540, below the market, and the bear case now costs 45.5% rather than 37.8%. The rating becomes interesting again in the mid-$480s, where the hundred-day average sits and where a normal margin to fair value is restored.

The full financial breakdown is in the complete Advanced Micro Devices (AMD) report on our Reports page.