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.THoribaJapan21550.00+0.28%-6.22%-13.95%-19.00%+11.72%+96.80%JPY
MKSIMKS InstrumentsUS239.27-10.49%-8.08%-21.88%-32.73%+12.10%+106.78%USD
AEISAdvanced EnergyUS254.35-11.45%-9.45%-22.82%-28.22%-15.78%+59.58%USD
ACLSAxcelis TechnologiesUS105.31-7.16%-8.49%-26.37%-41.53%+26.59%+21.94%USD

FAQ · from the current data · as of 2026-09-14

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 2026-09-14: leading — Horiba (6856.T) -13.95%; MKS Instruments (MKSI) -21.88%; Advanced Energy (AEIS) -22.82%. Lagging — Axcelis Technologies (ACLS) -26.37%; Advanced Energy (AEIS) -22.82%; MKS Instruments (MKSI) -21.88%. 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 2026-09-14: MKS Instruments (MKSI) +106.78%; Horiba (6856.T) +96.80%; Advanced Energy (AEIS) +59.58%. Weakest: Axcelis Technologies (ACLS) +21.94%; Advanced Energy (AEIS) +59.58%; Horiba (6856.T) +96.80%.

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.