https://quantery.app/blog/ Practical writing on testing investment ideas: theses built from raw fundamentals, honest backtesting, and fundamentals read straight from the filings. Research tooling, not investment advice. en-us Sat, 08 Aug 2026 12:00:00 GMT https://quantery.app/blog/your-first-scan-in-10-minutes https://quantery.app/blog/your-first-scan-in-10-minutes Sat, 08 Aug 2026 12:00:00 GMT Install Quantery, activate a trial key, run a proven starting-point screen, and read the survivors table — then change one rule and make the screen yours. https://quantery.app/blog/how-to-build-a-thesis-worth-testing https://quantery.app/blog/how-to-build-a-thesis-worth-testing Fri, 07 Aug 2026 12:00:00 GMT From a hunch to testable criteria — choosing measurable proxies, killing vague rules, and one worked example built from raw fundamentals. https://quantery.app/blog/what-makes-a-backtest-honest https://quantery.app/blog/what-makes-a-backtest-honest Thu, 06 Aug 2026 12:00:00 GMT Point-in-time data, survivorship bias, look-ahead, excluded costs, and walk-forward testing — what a good backtest result does and does not tell you. https://quantery.app/blog/free-cash-flow-hardest-to-fake https://quantery.app/blog/free-cash-flow-hardest-to-fake Wed, 05 Aug 2026 12:00:00 GMT What free cash flow is, how it's derived from the actual filings, why it diverges from earnings — and how to express an FCF screen from raw fundamentals.