- Did You Add Cash? When to Use CAGR vs IRRUse a one question checklist to pick CAGR, IRR, or XIRR. Includes copy and paste Excel and XIRR examples and guidance on MarketCapLens asset level returns.Read · 11 min
- 11 Sectors: Data-First Sector Performance Analysis for AnalystsRank all 11 sectors monthly using MarketCapLens market cap data and a transparent 5-input scorecard that turns dashboard snapshots into tradable ideas.Read · 10 min
- 5 Market Signals Investors Use to Read Cyclical vs Defensive SectorsFive market signals to read cyclical versus defensive sector leadership, chart cues to watch, and a MarketCapLens workflow to monitor trends.Read · 7 min
- Avoid a $205M Error: How Analysts Verify Fully Diluted Market CapPractitioner guide for analysts to map ASC 260's TSM and if-converted tests to 10-K disclosures, with a worked example and MarketCapLens verification.Read · 9 min
- Investors: When Free Float Cuts a $20B Market Cap to $12BLearn how free float market cap reveals a stock's investable value, how indexes apply float rules, and how MarketCapLens tracks float changes.Read · 8 min
- Top 10 Now 40–41%: Monitor S&P 500 Concentration and AI MegacapsTop 10 stocks hold about 40–41% of the S&P 500. Learn why AI megacaps drove this concentration and how to monitor and manage exposure with live market-cap...Read · 8 min
- Investors: Market Cap Weighting Explained and a 4 Step CheckPlain English guide for investors explaining market cap weighting, a worked example, and a four step checklist to verify any index's weights.Read · 7 min
- Mega Cap Stocks: $200B Threshold and a 2026 Investor SnapshotLearn how mega cap stocks are defined at the $200B mark, view a 2026 snapshot of the largest names, and get practical investor steps plus live...Read · 11 min
- Prepare Audit Ready Historical Market Cap Data in 4 Steps for AnalystsFind, clean, and reconcile historical market cap data with a four-step audit ready workflow. Compare portals, APIs, datasets, and MarketCapLens.Read · 7 min
- Hold Top 3 Sectors Monthly: A Sector Rotation Strategy You Can RunA practitioner guide to sector rotation: run a replicable monthly ETF rotation, use a market-based signal panel, and track trades with MarketCapLens after...Read · 11 min