{"kind":"diversify","mode":"find","question":"Which ETFs diversify a portfolio of VOO 60% and QQQ 40% the most?","answer":"Over the 156 weeks to 2026-10-13, among 29 large US ETFs, the bond ETF with the lowest weekly correlation with VOO 60% and QQQ 40% was SHY, at 0.01, the sector stock ETF XLE, at 0.10, and the commodity ETF GLD, at 0.14.","answers":["SHY had a 0.01 weekly correlation with VOO 60% and QQQ 40% over the 156 weeks to 2026-10-13, the lowest of the 7 bond ETFs of the list, and -0.31 on the 63 weeks the portfolio fell.","XLE had a 0.10 weekly correlation with VOO 60% and QQQ 40% over the 156 weeks to 2026-10-13, the lowest of the 7 sector stock ETFs of the list, and 0.65 on the 63 weeks the portfolio fell; its overlap by weight with VOO 60% and QQQ 40% is 2.3%, by the issuer files of 2026-08-31 for VOO, and 2026-10-13 for QQQ and XLE.","GLD had a 0.14 weekly correlation with VOO 60% and QQQ 40% over the 156 weeks to 2026-10-13, the one commodity ETF of the list, and 0.21 on the 63 weeks the portfolio fell."],"have":{"funds":[{"ticker":"VOO","weight_pct":60,"name":"Vanguard S&P 500 ETF","weekly_returns":156,"holdings_as_of":"2026-08-31","holdings_source":"issuer file","holds_shares":true,"page_url":"https://tickerinside.com/etf/voo/"},{"ticker":"QQQ","weight_pct":40,"name":"Invesco QQQ Trust","weekly_returns":156,"holdings_as_of":"2026-10-13","holdings_source":"issuer file","holds_shares":true,"page_url":"https://tickerinside.com/etf/qqq/"}],"weights":"given","returns_from":["VOO","QQQ"],"volatility_pct":16,"weeks":156,"to":"2026-10-13","looked_through_pct":100,"mega_cap_tech_pct":38.2,"sectors":{"known_pct":99.9,"coverage_pct":100,"stated":true,"weights":[{"sector":"technology","name":"technology","pct":46.2},{"sector":"communication_services","name":"communication services","pct":11.7},{"sector":"consumer_discretionary","name":"consumer 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portfolio.","count":30,"ranked":29,"groups":[{"id":"us-equity","label":"US stocks","tickers":["VTI","RSP","QQQ","VTV","SCHD","VO","IWM","AVUV","USMV","QUAL","MTUM"]},{"id":"sector-equity","label":"Sector stocks","tickers":["XLU","XLP","XLV","XLE","VNQ","VNQI","IGF"]},{"id":"international-equity","label":"International stocks","tickers":["VXUS","VEA","AVDV"]},{"id":"emerging-equity","label":"Emerging market stocks","tickers":["VWO"]},{"id":"bond","label":"Bonds","tickers":["BND","SHY","IEF","TLT","TIP","LQD","HYG"]},{"id":"commodity","label":"Commodities","tickers":["GLD"]}],"left_out_on_purpose":["S&P 500 ETFs weighted by company size, near duplicates of VTI","sector ETFs for technology, financials, industrials, consumer discretionary, communication services and materials","Treasury bills","single commodities other than gold","gold miners","bitcoin","leveraged, inverse and volatility products"],"held_and_left_out":["QQQ"],"url":"https://tickerinside.com/api/v1/diversify/candidates.json"},"rule":"From the ETFs of the list, leaving out any ETF the portfolio holds: in each group, the ETF whose weekly returns had the lowest correlation with the portfolio's over the weeks both have, up to 156, compared before rounding; the answer opens on the 3 groups whose lowest is lowest, and an exact tie keeps the order of the list.","lowest":[{"rank":1,"ticker":"SHY","name":"iShares 1-3 Year Treasury Bond ETF","group":"bond","group_label":"Bonds","page_url":"https://tickerinside.com/etf/shy/","fund_file":"https://tickerinside.com/api/v1/etf/shy.json","holdings_as_of":"2026-05-31","holdings_source":"SEC Form N-PORT","correlation":{"weekly":0.01,"weeks":156,"from":"2023-10-27","to":"2026-10-13","down_weeks":-0.31,"down_weeks_count":63,"with":["VOO","QQQ"]},"volatility_pct":1.6,"with_10_pct":{"volatility_pct":14.4,"instead_of_pct":16,"weeks":156,"to":"2026-10-13"},"overlap":null,"mega_cap_tech_pct":null,"sectors":null,"countries":null,"holds":"Holds bonds","composition":[{"label":"US Treasury notes and bonds","pct":99.05},{"label":"Money market funds","pct":1.82}],"sentence":"SHY had a 0.01 weekly correlation with VOO 60% and QQQ 40% over the 156 weeks to 2026-10-13, the lowest of the 7 bond ETFs of the list, and -0.31 on the 63 weeks the portfolio fell."},{"rank":2,"ticker":"XLE","name":"Energy Select Sector SPDR Fund","group":"sector-equity","group_label":"Sector stocks","page_url":"https://tickerinside.com/etf/xle/","fund_file":"https://tickerinside.com/api/v1/fund/xle.json","holdings_as_of":"2026-10-13","holdings_source":"issuer file","correlation":{"weekly":0.1,"weeks":156,"from":"2023-10-27","to":"2026-10-13","down_weeks":0.65,"down_weeks_count":63,"with":["VOO","QQQ"]},"volatility_pct":22.9,"with_10_pct":{"volatility_pct":14.8,"instead_of_pct":16,"weeks":156,"to":"2026-10-13"},"overlap":{"by_weight_pct":2.3,"share_of_candidate_pct":100,"companies_in_both":21,"largest_shared":[{"ticker":"XOM","in_candidate_pct":23.56,"in_have_pct":0.61,"counted_pct":0.61},{"ticker":"CVX","in_candidate_pct":17.65,"in_have_pct":0.35,"counted_pct":0.35},{"ticker":"BKR","in_candidate_pct":2.74,"in_have_pct":0.15,"counted_pct":0.15},{"ticker":"COP","in_candidate_pct":6.94,"in_have_pct":0.15,"counted_pct":0.15},{"ticker":"FANG","in_candidate_pct":1.98,"in_have_pct":0.13,"counted_pct":0.13}]},"mega_cap_tech_pct":0,"sectors":{"known_pct":99.8,"coverage_pct":100,"stated":true,"weights":[{"sector":"energy","name":"energy","pct":99.8}]},"countries":{"us_pct":99.8,"weights":[{"country":"US","name":"United States","pct":99.8}],"other_pct":0},"sentence":"XLE had a 0.10 weekly correlation with VOO 60% and QQQ 40% over the 156 weeks to 2026-10-13, the lowest of the 7 sector stock ETFs of the list, and 0.65 on the 63 weeks the portfolio fell; its overlap by weight with VOO 60% and QQQ 40% is 2.3%, by the issuer files of 2026-08-31 for VOO, and 2026-10-13 for QQQ and XLE."},{"rank":3,"ticker":"GLD","name":"SPDR Gold Shares","group":"commodity","group_label":"Commodities","page_url":"https://tickerinside.com/etf/gld/","fund_file":"https://tickerinside.com/api/v1/etf/gld.json","holdings_as_of":"2026-06-30","holdings_source":"trust's own SEC filing","correlation":{"weekly":0.14,"weeks":156,"from":"2023-10-27","to":"2026-10-13","down_weeks":0.21,"down_weeks_count":63,"with":["VOO","QQQ"]},"volatility_pct":18.6,"with_10_pct":{"volatility_pct":14.8,"instead_of_pct":16,"weeks":156,"to":"2026-10-13"},"overlap":null,"mega_cap_tech_pct":null,"sectors":null,"countries":null,"holds":"Holds gold","composition":[{"label":"Gold","pct":100}],"sentence":"GLD had a 0.14 weekly correlation with VOO 60% and QQQ 40% over the 156 weeks to 2026-10-13, the one commodity ETF of the list, and 0.21 on the 63 weeks the portfolio fell."}],"lowest_by_group":[{"group":"bond","group_label":"Bonds","ticker":"SHY","weekly":0.01,"weeks":156},{"group":"sector-equity","group_label":"Sector stocks","ticker":"XLE","weekly":0.1,"weeks":156},{"group":"commodity","group_label":"Commodities","ticker":"GLD","weekly":0.14,"weeks":156},{"group":"us-equity","group_label":"US stocks","ticker":"SCHD","weekly":0.49,"weeks":156},{"group":"international-equity","group_label":"International stocks","ticker":"AVDV","weekly":0.65,"weeks":156},{"group":"emerging-equity","group_label":"Emerging market stocks","ticker":"VWO","weekly":0.71,"weeks":156}],"ranked":[{"rank":1,"ticker":"SHY","name":"iShares 1-3 Year Treasury Bond ETF","group":"bond","group_label":"Bonds","page_url":"https://tickerinside.com/etf/shy/","weekly":0.01,"down_weeks":-0.31,"weeks":156},{"rank":2,"ticker":"IEF","name":"iShares 7-10 Year Treasury Bond ETF","group":"bond","group_label":"Bonds","page_url":"https://tickerinside.com/etf/ief/","weekly":0.04,"down_weeks":-0.34,"weeks":156},{"rank":3,"ticker":"TLT","name":"iShares 20+ Year Treasury Bond ETF","group":"bond","group_label":"Bonds","page_url":"https://tickerinside.com/etf/tlt/","weekly":0.07,"down_weeks":-0.32,"weeks":156},{"rank":4,"ticker":"XLE","name":"Energy Select Sector SPDR Fund","group":"sector-equity","group_label":"Sector stocks","page_url":"https://tickerinside.com/etf/xle/","weekly":0.1,"down_weeks":0.65,"weeks":156},{"rank":5,"ticker":"BND","name":"Vanguard Total Bond Market ETF","group":"bond","group_label":"Bonds","page_url":"https://tickerinside.com/etf/bnd/","weekly":0.13,"down_weeks":-0.28,"weeks":156},{"rank":6,"ticker":"GLD","name":"SPDR Gold Shares","group":"commodity","group_label":"Commodities","page_url":"https://tickerinside.com/etf/gld/","weekly":0.14,"down_weeks":0.21,"weeks":156},{"rank":7,"ticker":"TIP","name":"iShares TIPS Bond ETF","group":"bond","group_label":"Bonds","page_url":"https://tickerinside.com/etf/tip/","weekly":0.15,"down_weeks":-0.13,"weeks":156},{"rank":8,"ticker":"XLU","name":"Utilities Select Sector SPDR Fund","group":"sector-equity","group_label":"Sector stocks","page_url":"https://tickerinside.com/etf/xlu/","weekly":0.16,"down_weeks":0.15,"weeks":156},{"rank":9,"ticker":"XLP","name":"Consumer Staples Select Sector SPDR Fund","group":"sector-equity","group_label":"Sector stocks","page_url":"https://tickerinside.com/etf/xlp/","weekly":0.23,"down_weeks":0.1,"weeks":156},{"rank":10,"ticker":"LQD","name":"iShares iBoxx Investment Grade Corporate Bond 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The portfolio's weekly return is the return of its ETFs at their weights, counting every ETF with at least 52 weekly returns here, whatever it holds. A weekly return is a weekly total return, from the last close of one week to the last close of the next, with dividends reinvested, as in the fund files. The weeks end on Fridays, or on the Thursday when the exchange is shut that Friday, and the last one ends on the files' last close.","down_weeks":"The same correlation on the weeks the portfolio's return was below zero, when there are at least 20.","volatility":"The standard deviation of the weekly returns over the weeks counted, times the square root of 52, in percent, as each ETF page gives it over 156 weeks.","with_10_pct":"The same volatility for the portfolio with 10% in one ETF of the list and 90% in the ETFs held with a price history here, at their weights among them, rebalanced to those weights every week, over the weeks the two have in common. The 10% is the same for every ETF and every portfolio.","overlap":"The sum, over the companies both hold, of the smaller of two weights: the company's weight in the ETF of the list, and its weight in the portfolio, which is its weight in each of the portfolio's ETFs times that ETF's weight. An ETF that holds no shares adds nothing to the portfolio's side. For an ETF read from its SEC filings, a holding the filing lists on a market abroad matches only the same holding abroad.","mega_cap_tech":{"rule":"A fixed list, the one every fund file's breakdown and every ETF page count: Apple, Microsoft, Nvidia, Alphabet, Amazon, Meta Platforms, Broadcom and Tesla, every listed class of each.","companies":[{"name":"Apple","tickers":["AAPL"]},{"name":"Microsoft","tickers":["MSFT"]},{"name":"Nvidia","tickers":["NVDA"]},{"name":"Alphabet","tickers":["GOOGL","GOOG"]},{"name":"Amazon","tickers":["AMZN"]},{"name":"Meta Platforms","tickers":["META"]},{"name":"Broadcom","tickers":["AVGO"]},{"name":"Tesla","tickers":["TSLA"]}]},"sectors":"Each ETF's breakdown, as its fund file and ETF page give it. A company's sector is the one most of the single-sector index funds that hold it belong to, each fund one vote, or else the sector of its SEC industry code. When a sector is found for under 50% of an ETF's stock weight, no sector weight is given. A portfolio's breakdown is its ETFs' at their weights.","countries":"Each ETF's breakdown, as its fund file gives it. A line listed abroad counts under the country of its market. A US-listed line counts under the United States, unless its company files with the SEC as a foreign issuer or is Canadian: it then counts under the country of the company's business address. A fund held by a fund counts under the United States."},"share_url":"https://tickerinside.com/diversify/?have=VOO:60,QQQ:40","api_url":"https://tickerinside.com/api/v1/diversify?have=VOO:60,QQQ:40","source":{"provider":"TickerInside","links":[{"ticker":"VOO","page_url":"https://tickerinside.com/etf/voo/","api_url":"https://tickerinside.com/api/v1/fund/voo.json"},{"ticker":"QQQ","page_url":"https://tickerinside.com/etf/qqq/","api_url":"https://tickerinside.com/api/v1/fund/qqq.json"},{"ticker":"SHY","page_url":"https://tickerinside.com/etf/shy/","api_url":"https://tickerinside.com/api/v1/etf/shy.json"},{"ticker":"XLE","page_url":"https://tickerinside.com/etf/xle/","api_url":"https://tickerinside.com/api/v1/fund/xle.json"},{"ticker":"GLD","page_url":"https://tickerinside.com/etf/gld/","api_url":"https://tickerinside.com/api/v1/etf/gld.json"}],"list_url":"https://tickerinside.com/api/v1/diversify/candidates.json","license":"CC BY 4.0","cite_as":"TickerInside (tickerinside.com), Does it diversify me?, https://tickerinside.com/diversify/?have=VOO:60,QQQ:40, from the ETFs' weekly prices and holdings files, dated as shown."},"note":"Measurement, not investment advice.","license":"CC BY 4.0","attribution":"Credit TickerInside with a link to the page of a fund the figure comes from (source names them), or to this address, wherever the medium allows a link, and by name where it does not. How you mark the link is up to you.","docs":"https://tickerinside.com/api/#diversify"}