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Javier Sanz

Founder & CEO, ValueMarkers

LinkedIn

Background

Before founding ValueMarkers, Javier built and scaled a regulated broker-dealer platform that grew to serve over 5 million users. That role demanded fluency in financial data infrastructure, real-time compliance systems, and — critically — the kind of interface design that earns trust from retail investors who have been burned by opaque products before. He spent years inside the machinery of institutional finance: order routing, regulatory reporting, risk controls, and the data pipelines that feed them.

The pattern he observed repeatedly was an information asymmetry problem. Hedge funds and asset managers pay $20,000–$50,000 per terminal for the same fundamental data that individual investors piece together from free, ad-supported screeners with stale numbers and hidden methodologies. The gap is not in data availability — SEC filings are public — but in how that data is structured, normalized across 30 years of history, and turned into actionable valuation models. That gap is what ValueMarkers exists to close.

He founded ValueMarkers with a specific thesis: individual investors do not need more opinions. They need better infrastructure. The platform combines 30 years of financial data, 120 quantitative indicators across profitability, solvency, growth, and valuation, and AI-powered analysis into a single research environment. Every DCF model exposes its inputs. Every composite score documents its weighting. The Quality Triple Check cross-references three independent scoring methodologies so users can see exactly where they agree and where they diverge.

This is a deliberate product decision, not a marketing claim. When an investor can inspect the assumptions behind a fair-value estimate — discount rate, growth trajectory, terminal value — they can form independent judgment. When they cannot, they are outsourcing conviction to a black box. Javier builds tools for the first kind of investor.

Investing Philosophy

Most stock-analysis platforms operate as black boxes. They output a score or a rating, but the methodology is proprietary, the weights are hidden, and the user has no way to audit the logic. This creates a dependency on the platform rather than building the investor’s own analytical skill.

Javier’s approach is the opposite: glass-box models. Every indicator on ValueMarkers traces back to a documented formula and a verifiable data source. The composite scores — Value Score, Quality Score, Growth Score — publish their component weights. The DCF calculator shows every input: revenue growth assumptions, operating margins, WACC components, terminal growth rate. Users can override any assumption and see the fair-value estimate update in real time.

The core belief is simple: transparency compounds. An investor who understands why a stock screens well today will make better decisions when market conditions change tomorrow. Data over opinions. Methodology over mystique. Reproducibility over trust-me ratings.

Publications & Writing

Javier writes regularly on value investing methodology, quantitative screening strategies, and the intersection of financial data and technology. All published work follows the ValueMarkers editorial standards for accuracy and transparency.

Areas of Expertise

Value InvestingFinancial AnalysisStock ScreeningDCF ValuationFintechRegulatory ComplianceData Infrastructure

Articles by Javier

How to Read Financial Statements: A Value Investor's Guide

March 22, 2026 7 min

Simply Wall St Pricing: Is It Worth It? (2026)

March 22, 2026 4 min

Quarterly Earnings Analysis for Investors

March 22, 2026 8 min

How to Read a Balance Sheet for Value Investing

March 18, 2026 7 min

Balance Sheet Analysis: What to Look For as an Investor

March 18, 2026 7 min

Intelligent Investor Summary: Key Lessons From the Book

March 16, 2026 8 min

Intel Stock Analysis: Value Opportunity or Value Trap?

March 13, 2026 4 min

How to Calculate Intrinsic Value of a Stock

March 11, 2026 5 min

DCF Model Template: Free Download and Tutorial

March 10, 2026 3 min

Dividend Payout Ratio Explained

March 9, 2026 6 min

Best Undervalued Growth Stocks for 2026

March 7, 2026 8 min

Return on Equity: What Good ROE Looks Like

March 6, 2026 7 min

GuruFocus vs ValueMarkers Stock Analysis Comparison

March 5, 2026 12 min

Altman Z-Score: How to Predict Bankruptcy Risk

March 2, 2026 6 min

How to Start Investing in Stocks Using a Fundamental Approach

March 1, 2026 7 min

Best Value Investing Tools in 2026: Expert Guide

February 27, 2026 6 min

Chipotle Stock Valuation: Is CMG a Buy?

February 27, 2026 4 min

Return on Equity (ROE): Formula and Calculation

February 26, 2026 9 min

What Is Intrinsic Value? How to Calculate It

February 25, 2026 6 min

Value Trap Stocks: How to Spot and Avoid Them

February 25, 2026 7 min

How to Calculate Dividend Yield

February 25, 2026 7 min

Cash Flow Statement Analysis: A Guide for Investors

February 24, 2026 7 min

Intrinsic Value of Stock Options: Complete Guide

February 24, 2026 8 min

Earnings Surprise Stocks and Their Market Impact

February 23, 2026 4 min

Why Did Buffett Buy This Stock? His Investment Criteria

February 22, 2026 10 min

Best Stock Screeners for Value Investors in 2026

February 21, 2026 7 min

Earnings Share Definition and EPS Guide

February 19, 2026 5 min

How to Read Financial Statements for Stock Investing

February 19, 2026 8 min

S&P 500 Valuation: Is the Market Overvalued?

February 18, 2026 7 min

Earnings Call Analysis: What Investors Should Know

February 18, 2026 5 min

Cathie Wood Buys Tech Stock: Top Picks or Hype?

February 17, 2026 4 min

Micron Stock Valuation: Semiconductor Value Play?

February 16, 2026 4 min

Margin of Safety Explained: How to Calculate It

February 16, 2026 7 min

Dividend Aristocrats: Full List and Guide

February 16, 2026 6 min

Apple Stock Valuation for Investors

February 12, 2026 3 min

Current Ratio vs Quick Ratio: Liquidity Guide

February 9, 2026 10 min

Best High-Yield Dividend Stocks for Passive Income

February 7, 2026 7 min

Dollar Cost Averaging vs Lump Sum Investing

February 7, 2026 6 min

SCHD Dividend History and Yield Trends

February 7, 2026 3 min

Google Stock Valuation: GOOGL Fair Value Review

February 6, 2026 4 min

Forward PE vs Trailing PE Ratio Explained

February 6, 2026 5 min

Margin of Safety in Stock Investing

February 4, 2026 5 min

P/E Ratio Explained: How to Use It for Stock Valuation

February 4, 2026 11 min

Undervalued Stocks to Buy Right Now

February 2, 2026 6 min

Piotroski F-Score Criteria: All 9 Signals Explained

January 31, 2026 6 min

Finviz vs ValueMarkers Stock Screener Comparison

January 30, 2026 11 min

Top Undervalued Mid-Cap Stocks to Watch

January 28, 2026 6 min

Small Cap vs Large Cap: Where Is the Better Value?

January 27, 2026 10 min

Tesla Stock Valuation: Is It Overvalued?

January 25, 2026 4 min

DCF Valuation Explained: Step-by-Step for Beginners

January 24, 2026 8 min

How to Build a Stock Watchlist Using Fundamental Data

January 22, 2026 4 min

Revenue vs Earnings: Key Differences Explained

January 22, 2026 5 min

GAAP vs Non-GAAP Earnings Explained

January 21, 2026 6 min

Determining Intrinsic Value: Which Method Is Best?

January 19, 2026 7 min

Piotroski F-Score: 9 Criteria for Picking Strong Stocks

January 16, 2026 4 min

Free Cash Flow Yield: Why It Matters

January 16, 2026 6 min

Best Stock Research Tools in 2026

January 15, 2026 3 min

Margin of Safety Benjamin Graham: Value Investing Guide

January 13, 2026 6 min

Warren Buffett Stocks: Top Picks Reviewed

January 10, 2026 3 min

Piotroski F-Score: The Complete Guide to Scoring Stocks

January 8, 2026 4 min

NVDY Dividend History and Yield Trends

January 8, 2026 4 min

Dividend Yield: Formula, Calculation, and Examples

January 5, 2026 5 min

Berkshire Hathaway Stock Analysis: Buffett's Conglomerate

January 3, 2026 3 min

Benjamin Graham Investing: A Guide to His Proven Method

January 2, 2026 7 min

EV/EBITDA: The EV/EBITDA Multiple Explained

January 1, 2026 7 min

NVIDIA Stock Valuation: Is It Still Worth Buying?

December 30, 2025 5 min

How to Screen for Value Stocks Using Financial Ratios

December 28, 2025 8 min

Enbridge Stock Valuation: Dividend Value Analysis

December 28, 2025 3 min

Intrinsic Value vs Market Price: The Difference

December 27, 2025 7 min

Best Stock Screeners for Finding Winning Investments

December 26, 2025 7 min

Technical vs Fundamental Analysis: Which Is Better?

December 21, 2025 6 min

MSTY Dividend History: Monthly Income ETF

December 18, 2025 4 min

What Is Market Cap and Why Does It Matter?

December 18, 2025 6 min

Best Portfolio Trackers in 2026: Expert Guide

December 18, 2025 9 min

Sector Analysis Investing: How to Find Value

December 17, 2025 6 min

How to Value a Company for Investors

December 16, 2025 7 min

Price to Earnings Growth: Understanding the PEG Ratio

December 14, 2025 6 min

Microsoft Stock Valuation: MSFT Fair Value Guide

December 11, 2025 3 min

PEG Ratio: Better Way to Value Growth Stocks

December 6, 2025 6 min

Quality Triple Check: How to Avoid Value Traps

December 6, 2025 6 min

Stock Market for Beginners: Everything You Need to Know

December 3, 2025 10 min

Intrinsic Value Formula: How to Calculate Fair Value

December 2, 2025 5 min

JEPQ Dividend History and Income Analysis

December 2, 2025 3 min

Dividend Growth Investing Strategy Explained

December 1, 2025 5 min

VOO Dividend: Yield, History, and Payout Guide

November 29, 2025 3 min

Portfolio Diversification: How Many Stocks Should You Own?

November 29, 2025 8 min

Greenblatt Magic Formula: How It Beats the Market

November 28, 2025 5 min

Warren Buffett Stock Criteria: How He Picks Stocks

November 28, 2025 4 min

Warren Buffett Strategy: How the Oracle of Omaha Builds Wealth

November 25, 2025 4 min

Price to Book Ratio: What It Tells Investors

November 24, 2025 5 min

Palantir Stock Analysis: Growth vs Value Metrics

November 23, 2025 3 min

What Is the VF Score?

November 22, 2025 20 min

Meta Stock Valuation: Is META a Value Buy?

November 22, 2025 4 min

Free Cash Flow to Equity: How to Calculate FCFE

November 21, 2025 5 min

Benjamin Graham Defensive Investor: Stock Selection Rules

November 21, 2025 7 min

Value Investing for Beginners: A Complete Guide

November 20, 2025 10 min

CONY Dividend: YieldMax Bitcoin Strategy ETF Review

November 19, 2025 5 min

Stock Market for Beginners: Essential Concepts Explained

November 18, 2025 7 min

Stock Valuation Methods for Investors

November 16, 2025 6 min

Disney Stock Analysis: Is DIS Undervalued?

November 14, 2025 4 min

How to Find Undervalued Stocks

November 10, 2025 6 min

Best Free Stock Screeners in 2026: Expert Guide

November 10, 2025 7 min

Earnings Season Guide for Investors

November 6, 2025 5 min

7 Best Motley Fool Alternatives for Stock Research in 2026

November 6, 2025 10 min

European Stock Screening Guide: Find Value Across Europe

November 3, 2025 6 min

Bull vs Bear Market: How to Invest in Each

November 2, 2025 10 min

DCF Calculation Formula: The Complete Breakdown

October 30, 2025 10 min

Income Statement Analysis: Revenue, Earnings, and Margins

October 29, 2025 7 min

PayPal Undervalued Fintech Stock Review

October 27, 2025 5 min

ULTY Dividend: Is This Ultra High-Yield ETF Worth It?

October 27, 2025 4 min

Value vs Growth Investing: Which Strategy Wins?

October 26, 2025 6 min

Operating Margin vs Net Margin: Which One?

October 25, 2025 7 min

DCF Calculator: Build a Discounted Cash Flow Model

October 25, 2025 8 min

Stock Analysis for Beginners: A Complete Framework

October 24, 2025 9 min

Overvalued vs Undervalued Stocks: How to Spot the Difference

October 21, 2025 7 min

What Is EBITDA and Why Does It Matter

October 20, 2025 8 min

Debt to Equity Ratio: How to Analyze Leverage

October 19, 2025 6 min

PE Ratio Explained: How to Use It for Stocks

October 18, 2025 5 min

Glass-Box vs Black-Box Valuations: Which to Trust?

October 14, 2025 5 min

Financial Ratios for Stocks: 10 Must Know

October 13, 2025 9 min

AlphaSpread vs ValueMarkers: Value Calculator Review

October 13, 2025 12 min

Amazon Stock Valuation: Is AMZN Stock Worth Buying Today?

October 13, 2025 7 min

DCF Model: How to Value a Company Using Discounted Cash Flow

October 12, 2025 9 min

Morningstar Premium Review: Is It Worth the Cost?

October 12, 2025 9 min

Motley Fool vs Seeking Alpha: Complete Comparison for 2026

October 12, 2025 11 min

Current Ratio: Formula, Calculation, and Analysis

October 11, 2025 10 min

Finding Intrinsic Value: 5 Methods Compared

October 11, 2025 8 min

TIKR vs ValueMarkers: Which Gives Better Fundamental Data?

October 9, 2025 11 min

Intrinsic Value Calculator for Stocks

October 5, 2025 5 min

Compound Interest Explained: A Guide for Investors

October 4, 2025 11 min

Free Stock Screener with 120+ Value Indicators

September 30, 2025 4 min

Super Micro Computer Stock Earnings Review

September 30, 2025 4 min

Fundamental Analysis: How to Evaluate Stocks

September 27, 2025 6 min

How to Find Undervalued Stocks in 2026

September 24, 2025 7 min

Best Stock Analysis Tools for Fundamental Investors

September 24, 2025 6 min

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