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How Financial Analysts Use Claude to End Excel Grunt Work: A Practical Guide

TuBrief Editorial
February 16, 2026
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Internet Technology

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How Claude is transforming financial services17:32

How Claude is transforming financial services

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How Financial Analysts Use Claude to End Excel Grunt Work: A Practical Guide

For junior analysts in the financial sector, the road to clocking out is long, and Excel is deep. The process of searching for formula errors among tens of thousands of cells and updating data every week is a grueling war of attrition. Precious time that should be spent making strategic judgments simply vanishes.

However, the landscape in 2026 has changed. Goldman Sachs and the Norwegian Sovereign Wealth Fund have already moved beyond simple chat AI into the era of agentic AI that handles workflows autonomously. Anthropic's Claude, in particular, is fundamentally redefining an analyst's work by integrating with Excel and PPT. Here is the practical strategy behind why global investment firms like Bain Capital are so enthusiastic about Claude.

Why Claude is Changing the Game for Financial Data

The reason Claude holds a powerful edge in the financial sector over other AI models isn't just its language ability. It is data freshness and connectivity.

  • Real-time Data Connectivity (MCP): In the past, AI was trapped within the cutoff point of its training data. Now, through the Model Context Protocol (MCP), Claude can directly query external databases such as FactSet, Bloomberg, and S&P Global to pull the latest market data.
  • Ensuring Mathematical Integrity: Claude verifies formula errors that occur during complex DCF (Discounted Cash Flow) modeling within an internal Python execution environment. It has moved beyond text generation to aligning the logic of numbers.
  • Complete Report Output: Analysis results are immediately converted into Excel workbooks or PowerPoint slides that apply corporate guidelines.

5 Steps for Real-time Comps Analysis: The Bain Capital Case

According to research by Anthropic, Claude reduces the time to complete financial tasks by an average of 80%. This means a task that used to take 90 minutes is reduced to 18. Bain Capital has used this to achieve effects such as increasing a company's EBITDA by 10–25%. The process for automating repetitive Comps (Comparable Company Analysis) work is as follows:

1. Defining Peer Groups and Extracting Data

Targets are set based on similarities in business models and revenue scale rather than simple industry classification. By utilizing Daloopa MCP, even detailed KPIs hidden in PDF disclosure materials can be immediately converted into structured data.

2. Calculating Valuation Multiples

This isn't just simple division; it calculates EV/EBITDA, P/E, etc., based on Adjusted EBITDA, which excludes one-time costs. During this process, Claude self-checks for compliance with accounting policies (IFRS/GAAP).

3. Dynamic Benchmarking and Visualization

Claude analyzes the correlation between revenue growth (CAGR) and multiples to derive specific reasons why a target company might be undervalued. Then, it uses the Claude for Excel add-in to generate investment committee PPT slides, including key charts.

A 3-Step Verification Framework to Prevent Hallucinations

No matter how high AI productivity is, hallucinations are fatal. To ensure the reliability of financial data, you must go through the following verification steps:

Verification Step Key Check Items Notes
Input Integrity Is the reference date of the MCP data up to date? Prevents ticker misidentification and data lags
Logic Verification Do the Excel formulas comply with internal accounting standards? Parallel manual check of Adjusted items
Validity Review Is the calculated multiple within 2 standard deviations of the industry average? Outlier detection and removal

Use The "And Then What" Technique. Once Claude finishes an analysis, you must command it to: "Provide the page numbers of the original documents (10-K, 10-Q) for these figures." Claude will clearly label the sources of the metrics used in its response, and users can click them to cross-reference immediately.

Evolving into an Orchestrator of Intelligence

Bain & Company calls this the "liquidation of workflow debt." The goal isn't just to do Excel a little faster. True value is created when the entire path from data collection to final report generation is redesigned in an AI-native way.

A financial analyst in 2026 is not someone who manually fills in Excel numbers. Instead, they must become an intelligence orchestrator who commands a legion of AI agents to discover hidden value in the market. Claude is a powerful amplifier that helps analysts review more deals and propose more precise insights. Start now by listing your most time-consuming tasks and deciding on your priorities.