x-ray
How concentrated is my portfolio, once my funds are looked through?
→ Nvidia: 8.1% of VOO, 8.2% of QQQ — one bet, held twice · issuers' holdings files, Aug. 31 and Sept. 24, 2026
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x-ray
→ Nvidia: 8.1% of VOO, 8.2% of QQQ — one bet, held twice · issuers' holdings files, Aug. 31 and Sept. 24, 2026
crash-test
→ S&P 500: −33.9% to March 2020, −25.4% to Oct. 2022 · daily closes, from the last high before each crash
etf-overlap
→ VOO and QQQ: 53.8% the same by weight, 86 shared holdings · issuers' full holdings files, Aug. 31 and Sept. 24, 2026
fee-calculator
→ $10k + $500 a month for 30 years: a 1% fee leaves $120k less than 0.03% · 7% a year before fees, compounded monthly
dividend-calendar
→ 85.5¢: median drop at the open per $1 of dividend · Yahoo Finance prices and dividends · 14,012 ex-dates, 2016–2026
earnings-calendar
→ 47.3% of 1,250 beats closed lower the next session · SEC 8-K filings, Nasdaq, Yahoo Finance · 1,476 reports, 2025–2026
markets
→ 10 series, one dated close per session · Yahoo Finance, FRED and the US Treasury
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