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Your questions.
Connect the dots across your funds and companies, and how they change over time.
Inside a familiar fundVOO
One fund. 505 businesses.
The ten largest holdings are
36.4%
of the fund
Jun 30, 2026
Jun 30, 2026
NVDA
7.51%
AAPL
6.59%
MSFT
Follow it all the way down →4.30%
FundsWhat does my fund actually hold?Holdings, what it costs, how it has done, and what changed last quarter — for the largest funds, in plain language.Browse funds & ETFs →CompaniesHow does this company make money?Fifteen years of revenue, margins, cash and debt, every filing, and who owns the shares.Start with Apple →SuperinvestorsWho owns it, and what did they just do?The quarterly portfolios of 37 well-known investors — what they hold, and what they added, trimmed and sold.See the superinvestors →
Research in practice
Analysis7 min read
Did duration predict it? Bond ETFs through a three-week rate swing
Treasury yields jumped in late September 2026 and then partly fell back. We checked how large bond ETFs actually moved against what their durations implied—and what to look at when the simple rule misses.
Read it →Connected research
Start anywhere. Follow your questions.
Research a business, compare funds or explore an investor’s portfolio with your connected AI. Each answer can lead to another question:
- “How does this company compare with its peers?”
- “What has changed in this fund’s holdings?”
- “Which companies does this investor own?”
See how it works →All research tools with a subscription. Use your own AI account.
Ways to explore
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