{"id":11560,"date":"2026-02-26T15:03:10","date_gmt":"2026-02-26T15:03:10","guid":{"rendered":"https:\/\/www.rbcwealthmanagement.com\/tc-asia\/?p=11560"},"modified":"2026-02-26T15:03:12","modified_gmt":"2026-02-26T15:03:12","slug":"the-great-narrowing-sp-500-concentration","status":"publish","type":"post","link":"https:\/\/www.rbcwealthmanagement.com\/tc-asia\/insights\/the-great-narrowing-sp-500-concentration","title":{"rendered":"\u5927\u5927\u5e45\u96c6\u4e2d\u5316\uff1a\u6807\u666e 500 \u6307\u6570\u7684\u96c6\u4e2d\u5ea6"},"content":{"rendered":"\n<p><strong>Tyler Frawley\uff08\u7279\u8a31\u91d1\u878d\u5206\u6790\u5e2b\uff09<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-\u4e3b\u5c0e\u5730\u4f4d\u7684\u6f14\u8b8a-\u5f9e-1990-\u5e74\u5230\u4eba\u5de5\u667a\u80fd\u6642\u4ee3\"><strong>\u4e3b\u5c0e\u5730\u4f4d\u7684\u6f14\u8b8a\uff1a\u5f9e 1990 \u5e74\u5230\u4eba\u5de5\u667a\u80fd\u6642\u4ee3<\/strong><\/h2>\n\n\n\n<p>1990 \u5e74\u6642\uff0c\u6a19\u666e 500 \u6307\u6578\u770b\u8d77\u4f86\u8f03\u80fd\u4ee3\u8868\u7f8e\u570b\u7d93\u6fdf\u7684\u6574\u9ad4\u9762\u8c8c\u3002\u7576\u6642\uff0c\u5e02\u503c\u6700\u5927\u7684 10 \u5bb6\u516c\u53f8\uff08\u5305\u62ec IBM\u3001\u57c3\u514b\u68ee\u7f8e\u5b5a\u3001\u901a\u7528\u96fb\u6c23\u3001\u548c\u83f2\u5229\u666e\u83ab\u91cc\u65af\u7b49\uff09\u5408\u8a08\u7d04\u4f54\u6307\u6578\u7684 19%\u3002\u5e02\u5834\u9818\u5c0e\u5730\u4f4d\u5206\u6563\u65bc\u591a\u500b\u884c\u696d\uff0c\u6c92\u6709\u4efb\u4f55\u55ae\u4e00\u884c\u696d\u4e3b\u5c0e\u6574\u9ad4\u56de\u5831\u3002<\/p>\n\n\n\n<p>\u9019\u7a2e\u60c5\u6cc1\u5728 1990 \u5e74\u4ee3\u672b\u671f\u7684\u79d1\u6280\u71b1\u6f6e\u4e2d\u958b\u59cb\u6539\u8b8a\u3002\u5230 2000 \u5e74\u5e95\uff0c\u5728\u601d\u79d1\u3001\u5fae\u8edf\u548c\u82f1\u7279\u723e\u7b49\u4f01\u696d\u7684\u63a8\u52d5\u4e0b\uff0c\u524d 10 \u5927\u516c\u53f8\u4f54\u6bd4\u5347\u81f3\u7d04 23%\uff08\u7576\u5e74\u96c6\u4e2d\u5ea6\u5cf0\u503c\u7d04 27%\uff09\u3002\u96a8\u5f8c\u7684\u56de\u8abf\u76f8\u7576\u5287\u70c8\uff0c2000 \u5e74\u4ee3\u521d\u671f\u7684\u91cd\u6574\uff0c\u4f7f\u96c6\u4e2d\u5ea6\u4e0b\u964d\uff0c\u80fd\u6e90\u80a1\u8207\u6d88\u8cbb\u985e\u80a1\u91cd\u65b0\u53d6\u5f97\u91cd\u8981\u5730\u4f4d\u3002<\/p>\n\n\n\n<p>2008 \u5e74\u91d1\u878d\u5371\u6a5f\u4e4b\u5f8c\u51fa\u73fe\u66f4\u70ba\u6301\u4e45\u7684\u8f49\u8b8a \uff0c\u96a8\u8457\u300c\u5e73\u53f0\u7d93\u6fdf\u300d\u7684\u8208\u8d77\u2014\u4ee5\u8edf\u4ef6\u3001\u96f2\u7aef\u904b\u7b97\u53ca\u6578\u4f4d\u5ee3\u544a\u70ba\u6838\u5fc3\uff0c\u9019\u4e9b\u5546\u696d\u6a21\u5f0f\u5177\u5099\u4ee5\u6975\u4f4e\u908a\u969b\u6210\u672c\u5be6\u73fe\u898f\u6a21\u5316\u64f4\u5f35\u7684\u80fd\u529b\u3002\u5373\u4fbf\u5982\u6b64\uff0c\u5728\u4e00\u6bb5\u6642\u9593\u5167\uff0c\u5e02\u5834\u96c6\u4e2d\u5ea6\u4ecd\u76f8\u5c0d\u6eab\u548c\u3002\u622a\u81f3 2015 \u5e74\u5e95\uff0c\u524d 10 \u5927\u80a1\u7968\u7d04\u4f54\u6a19\u666e 500 \u6307\u6578\u6b0a\u91cd\u7684\u7d04 19%\uff0c\u4ea6\u8ca2\u737b\u7d04 19% \u7684\u6307\u6578\u7e3d\u76c8\u5229\uff0c\u986f\u793a\u5e02\u503c\u8207\u57fa\u672c\u9762\u5927\u81f4\u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n\n\n\n<p>\u7136\u800c\uff0c\u904e\u53bb 10 \u5e74\u9593\uff0c\u9019\u7a2e\u5e73\u8861\u5df2\u51fa\u73fe\u986f\u8457\u8b8a\u5316\u3002\u5230 2025 \u5e74\u5e95\uff0c\u5e02\u503c\u6700\u5927\u7684 10 \u5bb6\u516c\u53f8\u5df2\u4f54\u6a19\u666e 500 \u6307\u6578\u7e3d\u6b0a\u91cd\u8fd1 41%\uff0c\u5728\u77ed\u77ed10 \u5e74\u9593\u5e7e\u4e4e\u7ffb\u500d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-\u6a19\u666e-500-\u6307\u6578-\u96c6\u4e2d\u5ea6\u6301\u7e8c\u4e0a\u5347\u7684\u8da8\u52e2\">\u6a19\u666e 500 \u6307\u6578\uff1a\u96c6\u4e2d\u5ea6\u6301\u7e8c\u4e0a\u5347\u7684\u8da8\u52e2<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-\u6a19\u666e-500-\u524d-10-\u5927\u516c\u53f8\u6b77\u5e74\u7d2f\u8a08\u6b0a\u91cd\">\u6a19\u666e 500 \u524d 10 \u5927\u516c\u53f8\u6b77\u5e74\u7d2f\u8a08\u6b0a\u91cd<\/h4>\n\n\n\n<div class=\"row mb-4\">\n  <div class=\"col-lg-10 col-md-8 col-sm-8 col-xs-10 col-xxs-12\">\n    <img decoding=\"async\" src=\"https:\/\/www.rbcwealthmanagement.com\/assets\/wp-content\/uploads\/global\/great-narrowing-en-chart-1.png\" alt=\"Cumulative weighting of 10 largest S&amp;P&nbsp;500 companies by year\" class=\"img-fluid mb-1-half\" aria-describedby=\"ex1desc\" \/>\n    <!-- Uncomment to add legend: -->\n    <p class=\"disclaimer\">\n\u8cc7\u6599\u4f86\u6e90\u2014RBC \u8ca1\u5bcc\u7ba1\u7406\u3001FactSet\uff1b\u622a\u81f3 2025 \u5e74 12 \u6708 31 \u65e5\u7684\u6578\u64da\uff0c\u4e26\u53cd\u6620\u5404\u5e74\u5ea6\u7684\u5e74\u7d42\u6b0a\u91cd\n    <\/p>\n  <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-\u5e02\u503c\u52a0\u6b0a\u8207\u7b49\u6b0a\u91cd\u6307\u6578\u4e4b\u9593\u7684\u4f30\u503c\u8207\u8868\u73fe\u5dee\u7570\"><strong>\u5e02\u503c\u52a0\u6b0a\u8207\u7b49\u6b0a\u91cd\u6307\u6578\u4e4b\u9593\u7684\u4f30\u503c\u8207\u8868\u73fe\u5dee\u7570<\/strong><\/h2>\n\n\n\n<p>\u7576\u6bd4\u8f03\u6a19\u666e 500 \u5e02\u503c\u52a0\u6b0a\u6307\u6578\u8207\u6a19\u666e 500 \u7b49\u6b0a\u91cd\u6307\u6578\u6642\uff08\u5f8c\u8005\u70ba\u6bcf\u4e00\u96bb\u6210\u5206\u80a1\u5206\u914d\u7d04 0.2% \u7684\u76f8\u540c\u6b0a\u91cd\uff09\uff0c\u5e02\u5834\u96c6\u4e2d\u5ea6\u4e0a\u5347\u7684\u5f71\u97ff\u8868\u73fe\u5f97\u6700\u70ba\u660e\u986f\u3002<\/p>\n\n\n\n<p>\u5f9e 2003 \u5230 2022 \u5e74\u9593\uff0c\u6a19\u666e 500 \u7b49\u6b0a\u91cd\u6307\u6578\u6bcf\u5e74\u5927\u6982\u6bd4\u5e02\u503c\u52a0\u6b0a\u6307\u6578\u9ad8\u51fa\u7d04 1.5%\u3002\u539f\u56e0\u662f\u7b49\u6b0a\u6307\u6578\u4e0d\u50c5\u4e0d\u6703\u904e\u5ea6\u96c6\u4e2d\u65bc\u5927\u578b\u516c\u53f8\uff0c\u4e5f\u70ba\u4e2d\u5c0f\u516c\u53f8\u7684\u8868\u73fe\u63d0\u4f9b\u4e86\u7a7a\u9593\uff0c\u540c\u6642\u5927\u578b\u4f01\u696d\u7684\u80a1\u50f9\u6f32\u52e2\u5f80\u5f80\u6703\u968e\u6bb5\u6027\u56de\u6b78\u5176\u9577\u671f\u5747\u503c\u3002<\/p>\n\n\n\n<p>\u7136\u800c\uff0c\u9019\u7a2e\u95dc\u4fc2\u81ea 2023 \u5e74\u521d\u4ee5\u4f86\u5df2\u660e\u986f\u6539\u8b8a\uff1b\u5728\u904e\u53bb 3 \u5e74\u9593\uff0c\u6a19\u666e 500 \u5e02\u503c\u52a0\u6b0a\u6307\u6578\u76f8\u5c0d\u65bc\u7b49\u6b0a\u91cd\u7248\u672c\u7d04\u9818\u5148\u4e86 32%\u3002\u9019\u662f\u6709\u7d00\u9304\u4ee5\u4f86 3 \u5e74\u671f\u76f8\u5c0d\u8868\u73fe\u5dee\u8ddd\u6700\u5927\u7684\u6848\u4f8b\u4e4b\u4e00\uff0c\u751a\u81f3\u8d85\u904e\u4e861990 \u5e74\u4ee3\u672b\u81f3 2000 \u5e74\u4ee3\u521d\u3001\u79d1\u6280\u6ce1\u6cab\u5f62\u6210\u524d\u7d04 31% \u7684\u8d85\u984d\u8868\u73fe\u3002<\/p>\n\n\n\n<p>\u9019\u6ce2\u8d85\u984d\u8868\u73fe\u540c\u6642\u4f34\u96a8\u8457\u4f30\u503c\u5dee\u8ddd\u7684\u5927\u5e45\u64f4\u5927\u3002\u76ee\u524d\uff0c\u6a19\u666e 500\u5e02\u503c\u52a0\u6b0a\u6307\u6578\u76f8\u5c0d\u65bc\u7b49\u6b0a\u91cd\u6307\u6578\u7684\u4ea4\u6613\u4f30\u503c\u6ea2\u50f9\u63a5\u8fd1 30%\uff0c\u9ad8\u65bc\u75ab\u60c5\u524d\u7d04 13% \u7684\u6c34\u5e73\uff0c\u4e5f\u660e\u986f\u9ad8\u65bc 10 \u5e74\u524d\u5e7e\u4e4e\u6301\u5e73\u7684\u72c0\u614b\u3002<\/p>\n\n\n\n<p>\u9019\u5728\u67d0\u7a2e\u7a0b\u5ea6\u4e0a\u53cd\u6620\u51fa\uff0c\u6307\u6578\u96c6\u4e2d\u5ea6\u4e0a\u5347\u7684\u901f\u5ea6\u660e\u986f\u5feb\u65bc\u76c8\u5229\u8ca2\u737b\u7684\u589e\u9577\u30022025 \u5e74\uff0c\u524d 10 \u5927\u80a1\u7968\u7d04\u4f54\u6a19\u666e 500 \u6307\u6578\u7e3d\u6b0a\u91cd\u7684 41%\uff0c\u4f46\u9810\u671f\u50c5\u8ca2\u737b\u7d04 32% \u7684\u6307\u6578\u7e3d\u76c8\u5229\u3002\u81ea 2015 \u5e74\u4ee5\u4f86\uff0c\u9019\u4e00\u5dee\u8ddd\u5df2\u660e\u986f\u64f4\u5927\uff1b\u800c\u5728 2015 \u5e74\u6642\uff0c\u6307\u6578\u6b0a\u91cd\u8207\u76c8\u5229\u8ca2\u737b\u4e4b\u9593\u7684\u95dc\u4fc2\u8f03\u70ba\u7dca\u5bc6\u3002\u96d6\u7136\u5404\u5927\u578b\u4f01\u696d\u7684\u76c8\u5229\u80fd\u529b\u4f9d\u7136\u5f37\u52c1\uff0c\u4f46\u5e02\u503c\u96c6\u4e2d\u5ea6\u5df2\u65e5\u76ca\u8d85\u8d8a\u57fa\u672c\u9762\u76c8\u5229\u80fd\u529b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-\u5728\u5927\u578b\u5e02\u503c\u80a1\u4e3b\u5c0e\u4e0b-\u8868\u73fe\u5dee\u8ddd\u903c\u8fd1\u524d\u6240\u672a\u898b\u7684\u6c34\u5e73\">\u5728\u5927\u578b\u5e02\u503c\u80a1\u4e3b\u5c0e\u4e0b\uff0c\u8868\u73fe\u5dee\u8ddd\u903c\u8fd1\u524d\u6240\u672a\u898b\u7684\u6c34\u5e73<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"h-\u6a19\u666e-500-\u6307\u6578\u76f8\u5c0d\u65bc\u6a19\u666e-500-\u7b49\u6b0a\u91cd\u6307\u6578\">\u6a19\u666e 500 \u6307\u6578\u76f8\u5c0d\u65bc\u6a19\u666e 500 \u7b49\u6b0a\u91cd\u6307\u6578<\/h4>\n\n\n\n<div class=\"row mb-4\">\n  <div class=\"col-lg-10 col-md-8 col-sm-8 col-xs-10 col-xxs-12\">\n    <img decoding=\"async\" src=\"https:\/\/www.rbcwealthmanagement.com\/assets\/wp-content\/uploads\/global\/great-narrowing-tc-chart-2.png\" alt=\"S&amp;P&nbsp;500 vs. S&amp;P&nbsp;500 Equal Weight\" class=\"img-fluid mb-1-half\" aria-describedby=\"ex2desc\" \/>\n    <ul class=\"rbc-legend\">\n      <li class=\"rbc-legend-item\">\n        <div class=\"rbc-legend-line c-dark-blue-tint-1\"><\/div>\n        3 \u5e74\u6efe\u52d5\u76f8\u5c0d\u8868\u73fe\n      <\/li>\n    <\/ul>\n    <p class=\"disclaimer\">\n      \u8cc7\u6599\u4f86\u6e90\u2014RBC \u8ca1\u5bcc\u7ba1\u7406\u3001FactSet\uff1b2025 \u5e74 12 \u6708 31 \u65e5\u7684\u6bcf\u6708\u50f9\u683c\u56de\u5831\u6578\u64da\n    <\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-\u96c6\u4e2d\u5ea6\u4e26\u4e0d\u5fc5\u7136\u7b49\u540c\u65bc-\u6ce1\u6cab\"><strong>\u96c6\u4e2d\u5ea6\u4e26\u4e0d\u5fc5\u7136\u7b49\u540c\u65bc\u300c\u6ce1\u6cab\u300d<\/strong><\/h2>\n\n\n\n<p>\u5fc5\u9808\u6307\u51fa\u7684\u662f\uff0c\u7576\u524d\u7684\u5e02\u5834\u96c6\u4e2d\u5ea6\u4e26\u975e\u7d14\u5c6c\u6295\u6a5f\u884c\u70ba\uff1b\u8207\u904e\u53bb\u5e02\u5834\u9ad8\u5cf0\u4e0d\u540c\u7684\u662f\uff0c\u6a19\u666e 500 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