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DataPython

Investment Research

by xbtlin

Investment Research is a Data skill for Claude Code, published by xbtlin in ai-berkshire.

15.5K stars2.3K forkson xbtlin/ai-berkshireAdded 2026/08/14Repository updated 2026/08/14
View source on GitHubDownload repo ZIP
aiai-agentanthropicberkshire-hathawaycharlie-mungerchina-stockclaudeclaude-codefinancial-analysisfintechfundamental-analysisinvestmentinvestment-researchllmmcpportfolio-managementstock-analysisstock-marketvalue-investingwarren-buffett
Install in seconds
Install Investment Research
Copy Investment Research into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.
terminal
npx degit https://github.com/xbtlin/ai-berkshire/tree/main/codex-skills/investment-research ~/.claude/skills/investment-research

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/xbtlin/ai-berkshire.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file
codex-skills/investment-research/SKILL.md in xbtlin/ai-berkshire
Installs to
~/.claude/skills/investment-research
Collection
One of 21 skills cataloged from this repository
Category
Data — 668 skills

What Investment Research does

Investment Research applies a four-master value investing framework (Buffett, Munger, Duan Yongping, Li Lu) to systematically analyze a company. Use it to produce a structured, data-verified investment report with valuation scenarios and risk assessment.

Investment Research is cataloged under Data on DirSkills. Investment Research comes from a repository tagged ai, ai-agent, anthropic, berkshire-hathaway and charlie-munger.

Frequently asked about Investment Research

  • What else does xbtlin publish alongside Investment Research?

    Investment Research is one of 21 skills that DirSkills catalogs from xbtlin/ai-berkshire, the repository it ships in. Its siblings there include Bottleneck Hunter, Buffett Value Investing Checklist and Deep Company Series. Each one is a separate skill with its own page in this directory, installs the same way Investment Research does, and is maintained by xbtlin in that same repository. The rest of the collection is listed on the xbtlin/ai-berkshire page.

  • How does Investment Research compare to other Data skills?

    Investment Research ranks #107 by stars among the 668 Data skills in this catalog. The most-starred ones next to it are Benchmark Methodology, Jupyter Notebook and Solana. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Investment Research against them. Open each page to compare what they document and how they install.

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