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European-listed mapping

RSST ucits alternative: CSPX

BestFolio maps RSST to CSPX as a approximate match European-listed alternative, with ISIN IE00B5BMR087. Eligibility depends on the investor's jurisdiction, broker and account type.

US to European mapping

US ticker
RSST

Original US-listed ETF ticker used in strategy rules and backtests.

Mapped ticker
CSPX

iShares Core S&P 500 UCITS ETF

Euronext listing: CSPX.AS (Amsterdam)

ISIN
IE00B5BMR087

Universal identifier to search at European brokers.

Confidence
Approximate match

CSPX gives similar asset-class exposure, but it is not a like-for-like index match.

Include an issuer page or KID so the identity can be rechecked.

What is CSPX?

CSPX is iShares Core S&P 500 UCITS ETF, the European-listed product BestFolio uses when translating RSST. Most targets are UCITS ETFs; some commodity and leveraged targets are UCITS-eligible ETCs or ETPs instead. Product structure and retail eligibility must be checked for the exact ISIN.

RSST = 100% US equity + 100% managed-futures trend (2x notional). No Return Stacked UCITS yet (planned for 2026). Composite rebuilds the stack; the rescale dilutes to 100% capital (50% CSPX / 50% DBMF), so absolute exposure drops from 2x to 1x. The source ticker has 2x exposure and the mapped target has 1x exposure, so BestFolio can flag leverage differences during allocation translation.

Where RSST is used on BestFolio

RSST appears in 1 currently published BestFolio strategy universe or signal rule.

Build the full UCITS version of a TAA strategy

This ticker page is one building block. The hub shows complete tactical asset allocation strategies whose sleeves can be translated for European brokers.