Arm Holdings (ARM) stock vs the S&P 500 and semiconductor stocks
As of 12 October 2026, Arm Holdings (ARM) is trailing both the S&P 500 and semiconductor stocks as a group (SMH) over the past three months.
Where Arm Holdings stands now
As of 12 October 2026, Arm Holdings is a long-run winner in a weak patch: ahead of the S&P 500 over the longer run, but behind over the past one and three months.
Inside its group, ARM lags: it is behind semiconductor stocks (SMH) over both the past month and three months. As a group, semiconductor stocks are gaining ground on the S&P 500 right now. The group is in transition, so the stock's place inside it matters more than usual.
Arm Holdings is 1.1% of SMH, so the fund's direction owes little to it. It sits in 2 of the sector and theme funds Zensei tracks. The thing to watch is the past month: a turn against the market usually shows there first.
Arm Holdings competitors and peers
The largest other holdings of VanEck Semiconductor ETF (SMH), by weight in the fund, with their plain return over the past month.
Is Arm Holdings in the S&P 500?
As of 12 October 2026, Arm Holdings is not in the S&P 500. Zensei groups it with semiconductor stocks (SMH), where it has 1.1% weight.
None of the 11 S&P 500 sector funds holds it. See Semiconductor Stocks (SMH)
Arm Holdings ETF: the funds that hold ARM
2 funds that Zensei tracks hold ARM. The main sector is the fund Zensei groups it with. The other funds follow by weight.
ARM stock performance: 1-month, 3-month and 1-year vs the S&P 500
Arm Holdings and the S&P 500 (SPY) side by side, over each window Zensei tracks.
Prices as of · computed from daily adjusted closes · how we measure
ARM against semiconductor stocks, in depth
See the size of the gap between Arm Holdings and semiconductor stocks (SMH) over every window, its momentum and its relative strength, and where it sits among semiconductor stocks.
See the full analysisArm Holdings stock: common questions
Who are Arm Holdings's competitors?
As of 12 October 2026, the largest other holdings of VanEck Semiconductor ETF (SMH) by weight are NVIDIA (NVDA), TSMC (TSM), AMD (AMD), Broadcom (AVGO), Marvell Technology (MRVL). These are the stocks Arm Holdings sits next to among semiconductor stocks.
Which ETFs hold Arm Holdings?
As of 12 October 2026, 2 funds that Zensei tracks hold ARM. Zensei groups it with semiconductor stocks in VanEck Semiconductor ETF (SMH), where its weight is 1.1%. It is also in Alger Mid Cap 40 ETF (KNCT, 0.4%).
Is Arm Holdings in the S&P 500?
As of 12 October 2026, Arm Holdings is not in the S&P 500. Zensei groups it with semiconductor stocks (SMH), where it has 1.1% weight.
What sector is Arm Holdings in?
As of 12 October 2026, Zensei groups Arm Holdings with semiconductor stocks (SMH, its primary fund). It is also in 5G stocks (KNCT).
Is Arm Holdings stock beating the S&P 500?
As of 12 October 2026, Arm Holdings (ARM) is down 3.6% over the past month. The S&P 500 is up 2.1% over the same month. Over three months, the stock is down 14.6% and the S&P 500 is up 4.1%.
Is Arm Holdings doing better than other semiconductor stocks?
As of 12 October 2026, Arm Holdings (ARM) is behind semiconductor stocks as a group (SMH) over the past three months. Zensei Edge shows the size of the gap, its momentum and its relative strength.
Recent changes
- ·First tracked: trailing the market and semiconductor stocks
Track Arm Holdings against semiconductor stocks and the market
Zensei Edge maps 100+ sectors and themes against the S&P 500, with each stock inside them measured against its group.