Rubin Build-Out 100 · Sector S9 · Layer 3 · Assembly & Test

Testing & Metrology

ATE testers, inspection, and metrology vendors. The constraint that keeps yield curves honest at every node shrink.

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) 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
6857.TAdvantestJapan32280.00-0.80%-6.73%+4.13%+14.59%+25.12%+194.93%JPY
6890.TFerrotec HoldingsJapan8890.00+0.11%-6.32%+1.72%-1.44%+37.83%+141.58%JPY
6965.THamamatsu PhotonicsJapan2310.50+0.02%-2.76%-4.05%-20.89%+11.97%+39.61%JPY
CAMTCamtekIsrael138.90+5.30%-4.08%-5.89%-23.33%-15.83%+81.02%USD
TPRO.MITechnoprobeEurope26.16+0.49%-2.38%-7.38%-15.36%+61.76%+301.74%EUR
ONTOOnto InnovationUS252.46-0.82%-13.72%-8.53%-8.12%+28.22%+145.92%USD
KLACKLA CorpUS172.94+0.39%-5.89%-10.30%-18.85%+21.15%+105.80%USD
COHUCohuUS45.98+0.50%-11.05%-11.12%-17.72%+59.87%+138.86%USD
PDFSPDF SolutionsUS43.46+3.35%-5.83%-12.13%-22.93%+33.85%+126.35%USD
NVMINova LtdIsrael352.70+0.89%-4.91%-12.35%-32.23%-19.40%+46.47%USD
TERTeradyneUS338.59-0.89%-9.00%-13.05%-16.78%+10.80%+183.65%USD
FORMFormFactorUS96.76+0.19%-12.22%-15.45%-23.57%+11.64%+240.11%USD
AEHRAehr Test SystemsUS76.27-4.95%-15.69%-22.79%-34.58%+88.37%+211.05%USD
6920.TLasertecJapan33690.00+4.14%-2.66%-23.61%-21.19%-1.75%+115.20%JPY

FAQ · from the current data · as of 2026-09-03

Testing & Metrology — data Q&A

What is the Testing & Metrology sub-index of the Rubin Build-Out 100?

14 constituents, listed across Japan, US, Israel, Europe, 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 Testing & Metrology constituents lead and lag over one month?

As of 2026-09-03: leading — Advantest (6857.T) +4.13%; Ferrotec Holdings (6890.T) +1.72%; Hamamatsu Photonics (6965.T) -4.05%. Lagging — Lasertec (6920.T) -23.61%; Aehr Test Systems (AEHR) -22.79%; FormFactor (FORM) -15.45%. Returns are close-to-close in each name's trading currency.

Which Testing & Metrology names have done best over one year?

As of 2026-09-03: Technoprobe (TPRO.MI) +301.74%; FormFactor (FORM) +240.11%; Aehr Test Systems (AEHR) +211.05%. Weakest: Hamamatsu Photonics (6965.T) +39.61%; Nova Ltd (NVMI) +46.47%; Camtek (CAMT) +81.02%.

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.