Featured Articles
Everyone Is Wrong About the AI "Bubble" — Here's What I See Building These Systems
After nearly a decade building AI systems daily, here's what the endless bubble debates are missing. Both bulls and bears are confusing bad applications with transformative technology.
Stock Market 2025 Recap: Winners, Losers & Sector Analysis
The U.S. stock market closed 2025 with a 16.39% S&P 500 return, marking three consecutive years of double-digit gains. However, beneath the headline numbers lies a complex story of dramatic sector dispersion, Magnificent Seven divergence reaching 60 percentage points, and unprecedented data storage stock returns exceeding 500%. This comprehensive analysis examines the AI Deployment Phase transition, Federal Reserve rate cuts impact, sector-by-sector performance across all 11 S&P sectors, the small-cap renaissance, and identifies the year's spectacular winners and devastating losers with database-verified year-end data.
Platform Update: New Dashboard, Membership Tiers & Special Promotion
Major platform update launching the new Dashboard for Platinum members and new tier options. Gold tier remains unchanged with all features intact, plus free Platinum upgrade until January 31, 2026.
Latest Articles
Netflix Q4 2025 Earnings: Revenue Hits $12.05B, 325M Subscribers, Warner Bros. Acquisition
Netflix Q4 2025 results: $12.05B revenue (+18% YoY), 325M+ subscribers, $2.96B operating income, and Warner Bros. acquisition announced at $27.75/share. Full year 2025 revenue hit $45.2B with 29.5% operating margin.
Nvidia CES 2026: Alpamayo Open-Source AI Marks Physical AI Era
Nvidia CEO Jensen Huang unveiled Alpamayo, an open-source autonomous driving AI platform, at CES 2026 in Las Vegas. The announcement marks Nvidia's strategic pivot to Physical AI and the first CES in five years without new consumer GPUs.
Tesla Deliveries by Quarter 2020 to 2025: Complete Tables, Trends, and Q4 2025 Update
Tesla Q4 2025: 418,227 deliveries, 434,358 produced. Full year 1.64M vehicles (-8.6% YoY). Includes tax credit impact, BYD comparison, complete quarterly data 2020-2025, and energy storage records.
Market-Wide Circuit Breakers: Levels, History & Trading Halt Rules
Learn how market-wide circuit breakers work, when trading halts trigger at 7%, 13%, and 20%, and what happens during these critical market events.
Enterprise Value to Free Cash Flow (EV/FCF): The Cash Reality Check
Master the EV/FCF ratio to value stocks based on actual cash generation. Learn why this metric beats P/E ratios, industry benchmarks, calculation methods, and how to spot FCF manipulation.
Opening and Closing Auctions: How Stock Market Auctions Work
Master opening and closing auctions in the stock market. Learn MOO, MOC, LOO, LOC orders, auction mechanics, imbalance trading strategies, and how billions trade at market open and close.
Leveraged ETFs: Complete Guide to 2x and 3x ETFs (TQQQ, SQQQ & More)
Master leveraged ETFs: understand how TQQQ, SQQQ work, calculate volatility decay, learn proven trading strategies for 2x/3x ETFs.
Stop, Stop-Limit, and Trailing Stops: Complete Trading Guide
Master stop orders, stop-limit orders, and trailing stops. Learn when to use each type, avoid common mistakes, and protect your trades effectively.
Multiple Compression vs Expansion: Complete Guide & Calculator
Master the powerful force of multiple compression and expansion that can make or break returns, regardless of earnings growth. Interactive calculator included.
Enterprise Value vs Equity Value: The Complete Guide
Master the critical difference between enterprise value and equity value. Learn formulas, real examples, and when to use each valuation metric.
Rule of 40 for Software: Complete Guide & Calculator
The Rule of 40 balances growth and profitability for software companies. Calculate scores, understand variations, and evaluate SaaS stocks effectively.
Price to Free Cash Flow (P/FCF) Ratio: Complete Guide
Discover how the Price to Free Cash Flow ratio reveals what investors really pay for cash generation. Complete guide with calculator and real examples.
Dividend Yield vs Total Return: The Complete Guide for Smart Investors
Master the critical difference between dividend yield and total return. Learn when each metric matters, avoid yield traps, and use our calculator to optimize your investment strategy.
Warrants vs Options: Complete Guide to Understanding the Key Differences
Understand the crucial differences between warrants and options, from issuer and expiration to dilution effects and trading strategies.
Net Revenue Retention (NRR), ARR & Billings: Essential SaaS Metrics
Understand the essential SaaS metrics—Net Revenue Retention, ARR, and Billings—that reveal the true health of subscription businesses.
DCF Calculator & Formula: Complete Discounted Cash Flow Guide 2026
Complete DCF guide with free calculator. Learn the DCF formula, build DCF models, and calculate intrinsic value like Wall Street analysts.
Quadruple Witching Explained: When Markets Hit Peak Volume
Discover quadruple witching - the quarterly phenomenon when four derivatives expire simultaneously, creating the year's highest trading volumes and volatility spikes.
Share Buybacks and Rule 10b-18: Complete Guide for Investors
Master share buybacks and SEC Rule 10b-18 with our comprehensive guide. Learn the four conditions, tracking methods, and what smart investors watch for.
Altman Z-Score Formula and Calculator: Complete Guide to Bankruptcy Prediction
Master the Altman Z-Score formula to predict corporate bankruptcy risk with our comprehensive guide and interactive calculator. Learn how to calculate and interpret all three Z-Score models (Original, Z', and Z"), understand the five key components, and identify companies in financial distress up to two years before bankruptcy. Includes real-world examples and industry-specific variations.
Net Debt to EBITDA Ratio: Complete Guide with Calculator
Understand Net Debt to EBITDA, the key leverage ratio used by investors and credit analysts. Includes formula, calculator, and industry benchmarks.