Stock Investing Guides

DeltaScreener Blog

Practical guides on stock screening metrics, valuation filters, and sector strategies — written for investors who want to understand what the numbers mean.

Income Investing

What Are Dividend Kings? Stocks With 50+ Years of Dividend Growth

Dividend Kings have raised their payout for 50+ straight years. Learn how the list differs from the Aristocrats, 2026 stats, and how to screen for similar stocks.

August 26, 2026
Quality Investing

DuPont Analysis Explained: What's Really Driving a Stock's ROE

S&P 500 net margins just hit a record 16.9% in Q2 2026. DuPont analysis breaks ROE into margin, asset turnover, and leverage to show what's really driving it.

August 21, 2026
Value Investing

What Is a Good P/E Ratio? A Practical Guide for Stock Screening

A good P/E ratio depends on sector, growth, and market conditions. Learn how to read P/E ratios and screen for fairly valued stocks in 2026.

August 20, 2026
Value Investing

We Ran Buffett's Checklist on 4,907 US Stocks. Only 20 Passed.

We screened every US stock through seven Buffett-style quality filters — high sustained ROE, fat margins, low debt. Just 0.4% passed. Here are all 20 names, with the data.

July 19, 2026
Financial Metrics

Debt-to-Equity Ratio: How to Screen for Low-Debt Stocks

Learn how to use the debt-to-equity ratio to screen for financially sound, low-debt stocks — and why balance sheet strength matters across industries.

June 19, 2026
Financial Metrics

Debt-to-Equity Ratio: How to Screen for Financially Sound Stocks

A practical guide to screening stocks by debt-to-equity ratio. Understand what a healthy D/E looks like by sector and how to filter for resilient companies.

June 18, 2026
Sector Investing

How to Screen for Healthcare Stocks in Any Market

Learn which filters matter most when screening healthcare stocks — margins, R&D, pipeline risk, and valuation — to find quality names in any market.

June 17, 2026
Financial Metrics

Return on Equity Explained: How to Screen for High-ROE Stocks

Return on equity measures how efficiently a company turns shareholder capital into profit. Learn how to screen for sustainable high-ROE stocks.

June 15, 2026
Financial Metrics

Return on Equity (ROE): How to Screen for Quality Stocks

Learn how to use ROE to screen for quality businesses, what counts as a good ROE, and how to avoid ROE inflated by debt.

June 14, 2026
Financial Metrics

Price-to-Sales Ratio: How to Screen Stocks Without Earnings

The price-to-sales ratio helps you value companies that are not yet profitable. Learn how to use P/S to screen growth and turnaround stocks.

June 13, 2026
Growth Investing

Growth vs Value Stock Screening: Filters That Actually Work

Compare growth and value screening strategies and learn which filters actually identify each style of stock — with practical screen examples.

June 11, 2026
Financial Metrics

Free Cash Flow Screening: Find Stocks That Actually Generate Cash

Free cash flow reveals which companies truly generate cash after investment. Learn how to screen for strong FCF and avoid earnings mirages.

June 9, 2026
Value Investing

How to Avoid Value Traps When Screening Stocks

Cheap stocks are not always good value. Learn the warning signs of value traps and which filters help you avoid them when screening.

June 8, 2026
Sector Investing

Sector Rotation Strategies for US Stock Screeners

Learn how sector rotation works across the economic cycle and how to build screens that adapt to leading and lagging sectors.

June 7, 2026
Value Investing

EV/EBITDA Explained: The Valuation Ratio Serious Screeners Use

EV/EBITDA accounts for debt and capital structure in a way P/E cannot. Learn how to use it to screen for fairly valued stocks.

June 5, 2026
Dividend Investing

How to Screen for Dividend Stocks: A Practical Guide

A practical guide to screening dividend stocks by yield, payout ratio, and dividend growth — and how to spot payouts at risk.

May 31, 2026
Market Strategy

Momentum Stock Screening: A Systematic Approach

Learn how to build a systematic momentum screen using price strength, volume, and earnings revisions to find stocks in strong uptrends.

May 29, 2026
Screening Guides

How to Screen US Stocks Like a Pro: A Complete Guide for 2026

A complete 2026 guide to screening US stocks — which filters matter, how to combine them, and how to turn a screen into a focused watchlist.

May 28, 2026
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