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Cap weight versus equal weight across a ten name basket

Answered against 22 years of US equities and 12 years of US options data and published with the query that produced it. This result is stored as of 2026-11-07, from RSP vs SPY: Equal Weight S&P 500.

as of series 10×5read in context →
Cap weight versus equal weight across a ten name basket — 10 rows by 5 columns, computed from US exchange, SIP and OPRA data.
tickermarket_cap_bncap_weight_pct_of_basketequal_weight_pctas_of_date
AAPL4975.422.8102026-11-06
NVDA4506.820.66102026-11-06
MSFT3940.418.06102026-11-06
GOOGL3501.116.05102026-11-06
AMZN2803.812.85102026-11-06
META1560.17.15102026-11-06
KO411.61.89102026-11-06
MMM95.50.44102026-11-06
HAS16.60.08102026-11-06
MOS7.10.03102026-11-06
Rows × columns
10 × 5
Period covered
Computed
Completeness
No missing values
Source
US exchange, SIP and OPRA market data
Licence
Strasmore terms · free, no signup
Formats
JSON · CSV · the SQL below

What each column holds

Column definitions for Cap weight versus equal weight across a ten name basket, derived from the stored result.
ColumnTypeRangeNotes
ticker text 10 distinct values (AAPL, AMZN, GOOGL…)
market_cap_bn number 7.1 to 4,975.4
cap_weight_pct_of_basket number 0.03 to 22.8 percent
equal_weight_pct number every row is 10 percent
as_of_date date 2026-11-06

Computed from Strasmore's warehouse of US exchange, SIP and OPRA market data. Equity prices are delayed; options greeks and implied volatility are end-of-day. This result is stored, not recomputed on load — it is exactly the numbers that were returned on , and the query below is what returned them.

Run it yourself

This is the exact query behind the result above. Change a ticker, a date or a column and run it against the warehouse — no account, no key. The no-signup tier is smaller than the one this page was computed on; a query that reaches past it comes back saying which plan runs it.

SELECT
    ticker,
    round(cap / 1e9, 1)                    AS market_cap_bn,
    round(100 * cap / sum(cap) OVER (), 2) AS cap_weight_pct_of_basket,
    round(100.0 / count() OVER (), 2)      AS equal_weight_pct,
    toString(snapshot_date)                AS as_of_date
FROM
(
    SELECT
        ticker,
        toFloat64(argMax(market_cap, date)) AS cap,
        max(date)                           AS snapshot_date
    FROM global_markets.stocks_ratios
    WHERE ticker IN ('NVDA', 'MSFT', 'AAPL', 'AMZN', 'GOOGL', 'META', 'KO', 'MMM', 'MOS', 'HAS')
      AND date >= today() - 45
      AND market_cap > 0
    GROUP BY ticker
)
ORDER BY cap DESC
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