INVESTMENT NOTES

Investment research grounded in filings and primary sources

Essays on investor decisions and market structure grounded in 13F filings, books, and interviews

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Two independent verification paths recombining inside a valuation range while a failed fragment falls beyond an exit boundary07. Does high ROE mean a good business?Decompose ROE and distinguish historical accounting returns from new investment returns.Two independent verification paths recombining inside a valuation range while a failed fragment falls beyond an exit boundary08. Is a low P/E stock really cheap?Calculate EPS and valuation multiples while checking scope and sustainable earnings.Two independent verification paths recombining inside a valuation range while a failed fragment falls beyond an exit boundary09. Why can a stock fall after good earnings?Value future cash under explicit scenarios and reverse the expectations in the price.Two independent verification paths recombining inside a valuation range while a failed fragment falls beyond an exit boundary10. How dividends, buybacks, and share issues change your stakeCompare cash, outstanding shares, and per-share value across three financing scenarios.Two independent verification paths recombining inside a valuation range while a failed fragment falls beyond an exit boundary11. What to look for in the financial statement notesRead asset measurement, contingencies, related parties, and audit reports through questions.Two independent verification paths recombining inside a valuation range while a failed fragment falls beyond an exit boundary12. Analyzing one company from start to finishBuild an analysis memo with reconciled accounts, valuation assumptions, and review conditions.Market data passing through several analytical areas and narrowing into a few paths1. Where investing YouTubers get their numbersFollow disclosed episode sources and course materials to distinguish data producers, research platforms, and presenters.Market data passing through several analytical areas and narrowing into a few paths2. Follow earnings tables back to filings and investor relationsFind reported results and estimates in DART, EDGAR, company IR, and FnGuide, then reconcile reporting periods and earnings definitions.Market data passing through several analytical areas and narrowing into a few paths3. A macro chart needs more than a FRED linkLocate macro series in FRED, BLS, BEA, ECOS, and FedWatch, with units, seasonal adjustment, release dates, and revisions intact.