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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.THoribaJapan22420.00+3.70%-2.39%-6.02%-17.22%+6.84%+74.61%JPY
ACLSAxcelis TechnologiesUS113.64+4.15%+0.63%-8.36%+1.42%-15.21%+36.41%USD
AEISAdvanced EnergyUS232.90+5.32%-2.82%-16.17%-7.76%-36.90%+15.04%USD
MKSIMKS InstrumentsUS212.16+4.88%+0.48%-17.89%-17.64%-20.81%+48.80%USD
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FAQ · from the current data · as of 2026-10-27

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 2026-10-27: leading — Horiba (6856.T) -6.02%; Axcelis Technologies (ACLS) -8.36%; Advanced Energy (AEIS) -16.17%. Lagging — MKS Instruments (MKSI) -17.89%; Advanced Energy (AEIS) -16.17%; Axcelis Technologies (ACLS) -8.36%. 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 2026-10-27: Horiba (6856.T) +74.61%; MKS Instruments (MKSI) +48.80%; Axcelis Technologies (ACLS) +36.41%. Weakest: Advanced Energy (AEIS) +15.04%; Axcelis Technologies (ACLS) +36.41%; MKS Instruments (MKSI) +48.80%.

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.