50 Sites
1.) dataroma.com → Current portfolios of famous investors
2.) whalewisdom.com → Quarterly fund trades
3.) capitoltrades.com → Stock transactions of US politicians
4.) openinsider.com → Executives' own company stocks
5.) 13f.info → Making fund filings readable
6.) sec.gov/edgar → Companies' official reports
7.) berkshirehathaway.com → Buffett's letters since 1977
8.) buffett.cnbc.com → Video archive of Buffett meetings
9.) oaktreecapital.com → Howard Marks' investor memos
10.) bridgewater.com → Research from Ray Dalio's firm
11.) principles.com → Dalio's principles for free
12.) gmo.com → Jeremy Grantham's market notes
13.) aqr.com → Quantitative fund research
14.) pages.stern.nyu.edu/~adamodar → Damodaran's valuation data
15.) aswathdamodaran.blogspot.com → Valuation professor's blog
16.) collabfund.com/blog → Morgan Housel's money writings
17.) fs.blog → Mental models for decision-making
18.) am.jpmorgan.com → JPMorgan's free market guide
19.) ark-invest.com/research → Innovation-focused fund research
20.) a16z.com → Venture capital essays
21.) csinvesting.org → Value investing lecture notes
22.) gsb.columbia.edu/valueinvesting → Columbia's value investing archive
23.) fred.stlouisfed.org → Fed's economic data archive
24.) federalreserve.gov → Fed decisions and statements
25.) ecb.europa.eu → European Central Bank data
26.) bis.org → Reports from the central bank of central banks
27.) tradingeconomics.com → Countries' economic indicators
28.) macrotrends.net → Companies' long-term charts
29.) stockanalysis.com → Company financials for free
30.) companiesmarketcap.com → Companies' market cap rankings
31.) finviz.com → Stock screener and heat map
32.) portfoliovisualizer.com → Portfolio backtesting
33.) tradingview.com → Charts and market analysis
34.) koyfin.com → Professional market screener
35.) annualreports.com → Company activity reports archive
36.) investor.gov → SEC's investor education site
37.) bogleheads.org/wiki → Passive investing encyclopedia
38.) investopedia.com → Financial terms dictionary
39.) corporatefinanceinstitute.com → Free finance guides
40.) cfainstitute.org → CFA research publications
41.) morningstar.com → Fund and stock evaluations
42.) simplywall.st → Companies' visual analysis
43.) valueinvestorsclub.com → Archive of selected investment theses
44.) etfdb.com → Seeing what's inside funds
45.) curvo.eu → European fund backtests
46.) ofdollarsanddata.com → Investment writings with data
47.) awealthofcommonsense.com → Market history notes
48.) theirrelevantinvestor.com → Investor psychology writings
49.) visualcapitalist.com → Explaining the economy with charts
50.) ourfiniteworld