Rubin Build-Out 100 · Sector S17 · Layer 6 · Manufacturing Support

Fab Subsystems & Process Infra

Vacuum, gas-delivery, and ultra-high-purity fluids. The fab plumbing without which the headline tools are paperweights.

Equal-weight 1d —
Cap-weighted 1d —
Momentum (drift) 1d —
Constituents in this sector

Composite Index — since inception (Dec 30, 2025)

Three weighting variants of the same constituent basket, rebased to 1,000 at inception. EW = ticker-equal-weight with quarterly drift. CW = cap-weighted (10% cap; below ten names the cap is infeasible, so the sub-index is equal weight by construction) with semi-annual rebalance. MW = drift-only (1/N at inception, market does the tilting between rebalances). Click a legend entry to toggle its line.

Constituents

Every Rubin constituent tagged into this sector. Click a row to open the stock detail page with full chart + Money-Temperature scoring.

Ticker Company Region Last 1d 1w 1m 3m 6m 1y CCY
6856.THoribaJapan22130.00+2.64%+1.12%-10.64%-19.40%+17.53%+95.15%JPY
MKSIMKS InstrumentsUS235.28+1.63%-12.23%-26.64%-35.77%+2.79%+102.67%USD
AEISAdvanced EnergyUS252.22+0.66%-11.66%-27.65%-28.03%-20.16%+61.05%USD
ACLSAxcelis TechnologiesUS103.75-1.23%-10.22%-28.01%-41.33%+21.84%+18.84%USD

FAQ · from the current data · as of 2026-09-16

Fab Subsystems & Process Infra — data Q&A

What is the Fab Subsystems & Process Infra sub-index of the Rubin Build-Out 100?

4 constituents, listed across US, Japan, computed equal-weight, cap-weight and momentum-weight from the same basket and rebased to 1,000 at the index base date. Part of the Rubin Build-Out 100 — /indices/rubin/.

Which Fab Subsystems & Process Infra constituents lead and lag over one month?

As of 2026-09-16: leading — Horiba (6856.T) -10.64%; MKS Instruments (MKSI) -26.64%; Advanced Energy (AEIS) -27.65%. Lagging — Axcelis Technologies (ACLS) -28.01%; Advanced Energy (AEIS) -27.65%; MKS Instruments (MKSI) -26.64%. Returns are close-to-close in each name's trading currency.

Which Fab Subsystems & Process Infra names have done best over one year?

As of 2026-09-16: MKS Instruments (MKSI) +102.67%; Horiba (6856.T) +95.15%; Advanced Energy (AEIS) +61.05%. Weakest: Axcelis Technologies (ACLS) +18.84%; Advanced Energy (AEIS) +61.05%; Horiba (6856.T) +95.15%.

How often does this sub-index update, and is it advice?

The worker recomputes the sub-index and every constituent's returns after each US close (prices converted to USD for the index level; per-name returns stay in local currency). This page is a data surface in an investment research diary — it describes constituents and returns, it recommends nothing.