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.THoribaJapan22015.00-0.52%-0.38%-5.58%-22.59%+15.35%+94.14%JPY
AEISAdvanced EnergyUS254.43+0.88%-7.05%-19.08%-27.99%-20.40%+61.13%USD
MKSIMKS InstrumentsUS240.23+2.10%-8.25%-19.99%-35.29%+2.93%+103.49%USD
ACLSAxcelis TechnologiesUS104.60+0.82%-7.68%-22.74%-40.38%+22.00%+16.47%USD

FAQ · from the current data · as of 2026-09-17

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 2026-09-17: leading — Horiba (6856.T) -5.58%; Advanced Energy (AEIS) -19.08%; MKS Instruments (MKSI) -19.99%. Lagging — Axcelis Technologies (ACLS) -22.74%; MKS Instruments (MKSI) -19.99%; Advanced Energy (AEIS) -19.08%. 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 2026-09-17: MKS Instruments (MKSI) +103.49%; Horiba (6856.T) +94.14%; Advanced Energy (AEIS) +61.13%. Weakest: Axcelis Technologies (ACLS) +16.47%; Advanced Energy (AEIS) +61.13%; Horiba (6856.T) +94.14%.

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.