
How Reading 10-Ks for 10 Hours a Day Helped Me Beat the Market
From Finance Tech Brief By HackerNoon by HackerNoon
April 26, 2026 · 8 min
About this episode
A fund manager shares insights on how extensive reading of 10-Ks leads to superior investment decisions.
This story was originally published on HackerNoon at: https://hackernoon.com/how-reading-10-ks-for-10-hours-a-day-helped-me-beat-the-market . A fund manager explains how reading 10-Ks and primary sources for hours daily drives better investment decisions and long-term returns. 4. TL;DR A concentrate Check more stories related to finance at: https://hackernoon.com/c/finance . You can also check exclusive content about #value-investing , #10-k-filings-for-investing , #stock-market-analysis , #long-term-investing , #primary-source-research , #investor-psychology , #investment-strategy , #financial-statements-analysis , and more. This story was written by: @judahspinner . Learn more about this writer by checking @judahspinner's about page, and for more stories, please visit hackernoon.com . I run a concentrated value fund that returned 62.2 percent last year against the S&P 500's 17.9 percent. The approach behind it is unglamorous: I spend about 10 hours a day reading 10-Ks, 10-Qs, and industry reports instead of scrolling feeds. This essay is about why primary sources consistently outperform secondary commentary, how the discipline applies to engineers and founders as much as to…
People in this episode
Guest: Judah Spinner
Topics covered
- investment strategy
- financial analysis
- value investing
- primary source research
- long-term investing
Keywords
- 10-K filings
- investment returns
- stock market analysis
- investor psychology
- financial statements
Mentioned in this episode
Organizations: HackerNoon, S&P 500, value fund, AI
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