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Peer Comparison

ISRG Peers

The 5 closest sector peers of ISRG — same scoring methodology, side by side. Use peers to sanity-check valuation, relative momentum, and sector positioning.

Top 5 peers of ISRG

How peer comparison improves ISRG's analysis

Looking at ISRG in isolation is a common mistake. Multiples like P/E, EV/EBITDA, and FCF yield do not have absolute meaning — they only mean something relative to comparable businesses. A P/E of 30 is expensive for a utility and cheap for a fast-growing software platform. Peer comparison gives the denominator that makes any individual multiple interpretable.

ARIA Analyst's peer comparison for ISRG runs the same 5-agent deterministic scoring (macro, fundamental, technical, sentiment, risk) on every peer, so the numbers are directly comparable. The same ML ensemble produces the same calibrated probabilities for ISRG and for each peer. The same Monte Carlo simulation runs on each, with t-distributed shocks and GARCH(1,1) volatility. This apples-to-apples comparison is hard to find in the wild — most platforms compute different metrics for different tickers, hand-picking what looks good.

Beyond valuation, peer comparison flags relative momentum and sector rotation. If ISRG has lagged its peers for 6 months on no fundamental change, that is either a mean-reversion opportunity or a sign that the market knows something not yet in the data. Either way, the peer-relative momentum number is actionable, where the absolute number is not. ARIA Analyst reports ISRG's peer-relative momentum on the main analysis page along with the absolute technical signals.

A note on diversification: peers of ISRG are by definition correlated with ISRG. A portfolio of 5 same-sector peers typically shows 0.6-0.85 pairwise correlation, which means a basket of peers is not a diversified portfolio — it is a sector bet. For true diversification, mix sectors, factor exposures, and asset classes. ARIA Analyst's portfolio optimizer (Premium) explicitly minimizes correlation when constructing baskets, which usually means picking one ticker per sector rather than five from the same one.

Finally, peer mappings drift. A company that was a peer of ISRG five years ago may have changed its business mix through acquisitions, divestitures, or organic strategy shifts. ARIA Analyst reviews peer mappings quarterly and Premium users can override the default list. The default mapping for ISRG is the starting point, not the final word.

Compare ISRG with peers side by side

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FAQ — ISRG peers

Why are these stocks considered peers of ISRG?+

Peer selection for ISRG combines three criteria: sector and industry classification (GICS level 3 or finer), business model similarity (revenue mix, customer base, geography), and statistical correlation of returns over a trailing 5-year window. The result is a set of companies that respond to similar macro and sector forces, making them meaningful comparison points for relative valuation.

How does ARIA Analyst compare ISRG with its peers?+

For ISRG and each peer, ARIA Analyst publishes the same 5-agent deterministic score (macro, fundamental, technical, sentiment, risk) with explicit weights, the same ML ensemble probability, the same VaR and drawdown distribution, the same valuation multiples, and the same growth metrics. Comparisons are apples-to-apples because every metric is computed identically across tickers. No hand-picked metrics, no narrative editing.

Should I diversify across peers of ISRG?+

Peers of ISRG share business-model exposures, so a basket of close peers does not provide much diversification. ARIA Analyst's correlation matrix typically shows 0.6-0.85 correlation among same-sector large caps. For real diversification, mix sectors and asset classes, not just same-sector tickers. ARIA Analyst's portfolio optimization module (Premium) explicitly minimizes correlation when constructing baskets.

How often is the peer list for ISRG updated?+

Peer mappings for ISRG are reviewed quarterly. The criteria (sector classification, correlation, fundamental similarity) are stable on that timescale, so the peer set rarely changes drastically — but sector reclassifications and changes in business mix (acquisitions, divestitures) can trigger updates. Premium users can override the default peer list and provide their own custom comparison set.

Can I score peers of ISRG side-by-side?+

Yes. Each peer of ISRG has its own dedicated analysis page with the full multi-agent score, ML forecast, risk profile, and fundamentals breakdown. Click any peer ticker in the list below to open its analysis. Premium users get a side-by-side comparison view that puts all peer scores in a single table for ranking.

Related glossary terms

Further reading