Guides

The Complete Guide to FOMC Rate Decisions: How Fed Policy Drives Equity Markets

How Federal Reserve interest rate decisions affect equity sectors, yield curves, and market valuations — with real FRED data, historical rate cycle analysis, and sector sensitivity frameworks.

Updated 2026-08-09

Trading the CPI Report: Core Inflation Metrics, Sector Rotation, and What the Data Actually Shows

A deep analysis of how CPI releases move markets, the difference between headline and core CPI, what the Fed actually targets, and the sector rotation logic behind inflation surprises.

Updated 2026-08-09

AI Semiconductor Value Chain: From Foundries to Advanced Packaging

A deep analysis of the five economic layers in the AI chip supply chain — EDA, lithography, foundry, packaging, and fabless design — with real TSMC, NVIDIA, and ASML data.

Updated 2026-08-09

Cybersecurity Stocks: Zero Trust Architecture, AI Threat Detection, and Company Fundamentals

An analysis of the cybersecurity investment landscape: Zero Trust architecture standards from NIST and CISA, and real financial data from CrowdStrike, Palo Alto Networks, and Zscaler.

Updated 2026-08-09

Evaluating High-Growth SaaS Stocks: The Rule of 40, NRR, and Real Company Data

How to use the Rule of 40 and Net Revenue Retention to evaluate SaaS stocks — with actual data from Datadog, Snowflake, Salesforce, and ServiceNow SEC filings.

Updated 2026-08-09

Bank Earnings Analysis: Net Interest Margin, Deposit Beta, and Credit Quality

A structured framework for analyzing bank earnings: the income statement mechanics, NIM data from JPMorgan/BofA/Wells Fargo, deposit beta dynamics, and FDIC credit quality metrics.

Updated 2026-08-09

The Economics of AI Hyperscalers: CapEx Trends, Infrastructure Winners, and What the Numbers Mean

Analyzing the $447B+ combined FY2025 CapEx of Amazon, Microsoft, Alphabet, and Meta — what it buys, what cloud revenues justify it, and the second-order beneficiaries.

Updated 2026-08-09

The Evolution of Digital Payments: Network Economics, Fintech Disruption, and the Data Behind the Industry

A rigorous analysis of payment network economics: Visa's $13.2T volume, Mastercard's $9.8T GDV, PayPal's $1.68T TPV, Block's gross profit, and the regulatory landscape reshaping fees.

Updated 2026-08-09

News Velocity as an Earnings-Risk Signal: A Rigorous Framework for What It Measures and What It Cannot

A disciplined analysis of news velocity as a market tool — what it can reliably measure (narrative crowding, variance elevation) and its fundamental limitations as a prediction tool.

Updated 2026-08-09

AI Power Demand and Energy Infrastructure: The Numbers, the Bottlenecks, and the Investment Thesis

How AI data center power demand (176 TWh in 2023, projected 325-580 TWh by 2028 per LBNL) is reshaping energy infrastructure, nuclear power deals, and grid investment themes.

Updated 2026-08-09

How to Build a News-to-Signal Pipeline with Catalayer

A step-by-step guide to turning market-moving news into structured signals, monitor rules, and workflow actions using Catalayer AI intelligence.

Updated 2026-05-27

Catalayer API: Getting Started with Python

How to authenticate, fetch real-time news, and consume AI market intelligence from the Catalayer API using Python. Includes example requests, response shapes, and error handling.

Updated 2026-05-27

What Is the Catalayer AI Public Brief?

An explanation of the Catalayer AI Public Brief: what it includes, what it does not include, how it differs from Plus Full Analysis, and why the public/paid boundary exists.

Updated 2026-05-27

How to Research a Stock Before Investing: 7-Step Framework

A systematic framework for researching stocks before buying — covering business model, financials, competitive position, valuation, risks, and how to monitor ongoing news.

Updated 2026-05-18

What Is Free Cash Flow? Why Investors Prefer It Over Net Income

Free cash flow explained — how to calculate it, why it matters more than net income for most investment analysis, and how to use it to evaluate stocks.

Updated 2026-05-18

What Is the Price-to-Earnings (P/E) Ratio? Complete Investor Guide

The P/E ratio explained from first principles — how to calculate it, what high and low P/E means, when to use it, and when to use something else instead.

Updated 2026-05-18

How to Set Stock Price Alerts: A Complete Guide for Active Investors

Set up effective stock price alerts — covering price threshold alerts, percentage move alerts, news-based alerts, and the tools that deliver the fastest notifications.

Updated 2026-05-18

What Is Short Selling? How It Works, Risks, and Short Squeezes

Short selling explained — how to short a stock, the mechanics of borrowing shares, short interest data, unlimited loss risk, and how short squeezes happen.

Updated 2026-05-18

What Are Accounts Receivable and DSO? A Guide for Investors

Accounts receivable and Days Sales Outstanding (DSO) explained — how to read them in financial statements, what rising DSO signals, and why they matter for cash flow analysis.

Updated 2026-05-18

How to Build a Stock Watchlist That Actually Works

Build a stock watchlist with purpose — organized by thesis, tied to real-time news alerts, and sized correctly for your portfolio strategy. Avoid the common mistakes that make watchlists useless.

Updated 2026-05-14

How to Track Earnings Season: Calendar, Alerts, and Reaction Strategy

Master earnings season tracking — how to build your earnings calendar, set up pre-announcement alerts, interpret beats and misses, and position around earnings events.

Updated 2026-05-14

What Is EBITDA? How to Use It (and When to Ignore It)

EBITDA explained for investors — what it measures, how to calculate it, when it's a useful proxy for cash flow, and the specific situations where it's dangerously misleading.

Updated 2026-05-14

How to Monitor Biotech FDA Milestones: PDUFA Dates, AdComs, and Drug Approvals

Track biotech FDA events that move stocks 30-60% in a single day. Covers PDUFA dates, advisory committee meetings, Complete Response Letters, and setting up real-time alerts.

Updated 2026-05-14

Dollar-Cost Averaging (DCA): Complete Guide with Examples

How dollar-cost averaging works, when it outperforms lump-sum investing, and how to implement it for stocks, ETFs, and crypto with a real investment plan.

Updated 2026-05-14

How to Track Insider Trading: A Guide to SEC Form 4 Filings

Learn how to read SEC Form 4 insider trading disclosures, what patterns matter, and how to set up real-time alerts for insider buys and sells on your watchlist.

Updated 2026-05-12

How to Read SEC Filings: 10-K, 10-Q, 8-K Guide for Investors

A practical guide to reading SEC filings — what 10-K, 10-Q, and 8-K documents contain, which sections matter most, and how to get real-time alerts when filings drop.

Updated 2026-05-12

What Is Market Cap? How Market Capitalization Affects Your Investment

Market capitalization explained — how it's calculated, what large-cap vs small-cap means for investors, and how to use market cap as a screening and risk tool.

Updated 2026-05-12

Boolean Search for Stock Monitoring: AND, OR, NOT Operators Explained

Master boolean search logic for financial news monitoring. Learn AND, OR, NOT operators with real examples for earnings, M&A, Fed, and sector monitoring.

Updated 2026-05-12

How to Monitor Crypto News in Real Time: Bitcoin, Ethereum, and Altcoin Coverage

Set up real-time cryptocurrency news monitoring for Bitcoin, Ethereum, and altcoins. Covers boolean monitor rules, signal channels, on-chain triggers, and key news sources to follow.

Updated 2026-05-12

Financial News API Comparison 2026: Catalayer vs NewsAPI vs Finnhub vs Polygon

Comprehensive comparison of financial news APIs in 2026. Covers latency, coverage, pricing, AI capabilities, and which API fits which use case.

Updated 2026-05-09

How to Monitor Stock News in Real Time: A Complete 2026 Guide

Learn how to set up real-time stock news alerts for any ticker, sector, or keyword. Covers boolean monitors, signal channels, and alert delivery for active investors.

Updated 2026-05-09

Bloomberg Terminal Alternatives for Independent Investors in 2026

The best Bloomberg Terminal alternatives for retail investors, independent traders, and small funds — compared on pricing, news coverage, and key features. No $24,000/year commitment required.

Updated 2026-05-09

EV Charging Infrastructure Stocks: Pure-Plays, Utilities, and Hidden Beneficiaries

The EV transition requires massive charging build-out. Here are the pure-play stocks, the incumbent utilities benefiting, and the hidden beneficiaries.

Updated 2026-04-19

EV Battery Supply Chain: From Lithium to Cell Makers to Recyclers

Every battery cell touches a dozen companies from mine to pack. Here is the supply-chain map and the stocks at each node.

Updated 2026-04-19

PDUFA Date Explained: How FDA Decision Days Move Biotech Stocks

PDUFA dates are the biotech equivalent of earnings. Here is how they work, typical price action, and how to trade around them safely.

Updated 2026-04-19

Clinical Trial Phases for Biotech Investors: From Phase 1 to NDA

Biotech stocks move on clinical trial readouts. Here is the framework: what each phase measures, failure rates, and which readouts move stocks most.

Updated 2026-04-19

Bitcoin Halving Explained: How the 4-Year Cycle Shapes Crypto Markets

Every four years, Bitcoin's block reward halves. Here is how it works, why it historically has driven price cycles, and what to watch for 2028.

Updated 2026-04-19

Stablecoins Explained: USDT, USDC, and the $200 Billion Shadow Dollar Market

Stablecoins are now the backbone of crypto trading and an increasing share of cross-border payments. Here is how each major stablecoin works.

Updated 2026-04-19

OPEC+ Decisions Explained: How Cartel Moves Shape Oil Markets

OPEC+ sets roughly one-third of global oil supply. Here is how the cartel operates, how its meetings work, and how decisions ripple through markets.

Updated 2026-04-19

Taiwan Strait Semiconductor Risk: How Geopolitics Threatens the Global Chip Supply Chain

TSMC produces ~90% of the world's leading-edge chips from Taiwan. Here is how the geopolitical situation affects semi stocks and mitigation paths.

Updated 2026-04-19

LLM Evals in Production: How to Build Quality Measurement That Actually Scales

Eval loops separate ship-and-hope LLM projects from production-grade AI. Here is how to build eval infrastructure that scales beyond the first 100 test cases.

Updated 2026-04-19

Fine-Tuning vs RAG vs Prompting: When to Use Each LLM Approach

Three main ways to adapt an LLM to your use case, each with different tradeoffs on cost, latency, quality, and complexity. Here is how to choose.

Updated 2026-04-19

Dollar-Cost Averaging Explained: When It Works and When It Doesn't

DCA is often touted as a no-brainer for long-term investors. Here is the math on when it actually works and when lump-sum is better.

Updated 2026-04-19

Dividend Yield Explained: What It Tells You and What It Misses

Dividend yield is a useful metric but a notorious trap for beginners. Here is how to interpret dividend yield correctly.

Updated 2026-04-19

LLM Security: Prompt Injection, Data Exfiltration, and Defense Patterns

LLMs introduce new security risks. Here are the main attack patterns and defensive approaches production teams use.

Updated 2026-04-19

Short Squeeze Mechanics: Why Some Stocks Double in Weeks

Short squeezes produce some of the biggest single-day stock moves in history. Here is the mechanics and what signals a squeeze is coming.

Updated 2026-04-19

M&A Arbitrage Explained: How Merger Spread Trades Work

Buying a target post-announcement captures the spread between deal price and trading price. Here is how M&A arbitrage works and the risks.

Updated 2026-04-19

Small-Cap Investing Guide: Opportunities, Risks, and Edge Over Large Caps

Small caps historically outperform over long periods but with more volatility. Here is what's different about small-cap investing.

Updated 2026-04-19

How to Read an FOMC Statement: A Trader's Line-by-Line Guide

Every FOMC statement moves markets. Here is how to read it — line by line — so you can react to Fed decisions before slow traders even finish the press conference.

Updated 2026-04-19

Yield Curve Inversion Explained: What It Means for Stocks

A yield curve inversion has preceded every US recession since 1955. Here is what it actually means, why it works, and how to trade around it.

Updated 2026-04-19

Earnings Guidance Explained: Why Forward Statements Move Stocks More Than Quarter Results

Quarterly earnings make news, but forward guidance makes moves. Here is how companies issue guidance and how to read it.

Updated 2026-04-19

How to Read a CPI Report: Headline, Core, Services, Shelter

The monthly CPI release is one of the highest-impact macro events. Here is how to read the four numbers that matter most.

Updated 2026-04-19

P/E Ratio Explained: What a Price-to-Earnings Multiple Really Tells You

P/E ratio is the most quoted valuation metric. Here is what it captures, what it misses, and how to use it in context.

Updated 2026-04-19

Short Interest Explained: How to Read Short Data for Squeeze Setups

Short interest tells you how much of a stock's float is sold short. Here is how to read it — and why the data behind it moves some stocks 50%+.

Updated 2026-04-19

Options Implied Volatility (IV) Explained: What Traders Actually Care About

Implied volatility is the "price" of options. Here is what it measures and why professional traders obsess over IV rather than direction.

Updated 2026-04-19

Recession Indicators Checklist: 10 Signals Professional Investors Watch

No single indicator predicts recessions perfectly. Here are the 10 most reliable signals, with historical hit rates and what they are flashing now.

Updated 2026-04-19

Insider Buying vs Selling: What Form 4 Filings Really Tell You

Insiders selling is rarely signal. Insiders buying their own stock with cash is one of the most useful data points in investing.

Updated 2026-04-19

Sector Rotation Explained: How to Position for the Business Cycle

Different sectors outperform at different phases of the business cycle. Here is the classic rotation map and how to use it.

Updated 2026-04-19

What Is RAG (Retrieval-Augmented Generation)? A Practical Primer

RAG lets LLMs answer questions using your own data. Here is how it works under the hood and the architecture decisions that matter.

Updated 2026-04-19

Prompt Engineering Best Practices: What Actually Works in Production

Beyond "be helpful", "step by step", and "think carefully". Here are the prompt-engineering patterns that matter most in production LLM systems.

Updated 2026-04-19

What Is an AI Data Center? Inside the GPU Factories Powering Modern AI

AI training now happens in purpose-built facilities that look and operate differently from traditional data centers. Here is how AI data centers work.

Updated 2026-04-19

LLM Cost Optimization: 10 Techniques That Actually Reduce Production Spend

Production LLM costs can balloon 5-10x in weeks without discipline. Here are ten techniques that measurably cut spend without hurting quality.

Updated 2026-04-19

Building Internal AI Tools: What Ships vs What Dies

Every company is building internal AI tools. Most die in prototype. Here is what separates the ones that actually get used from the ones that don't.

Updated 2026-04-19

Managing Your Catalayer Subscription: Billing, Upgrades, Downgrades, Cancellation

Complete guide to Catalayer subscription management — plan comparison, upgrading/downgrading, billing cycle, proration, cancellation, and refund policy.

Updated 2026-04-18

Beyond RSS: 6 Ways to Subscribe to News Without Drowning in Feeds

RSS is dying. Here are 6 ways to stay informed without subscribing to 50 feeds — from Catalayer Monitor to newsletter curation to smart podcasts.

Updated 2026-04-18

Catalayer Data Privacy and Security: What We Store, How We Protect It

Exactly what Catalayer stores, how we handle passwords and sessions, third-party integrations, and the security measures in place for your account and data.

Updated 2026-04-18

A Daily Workflow with Catalayer News: From Morning Coffee to Market Close

How active traders structure their day around Catalayer News — morning scan, midday monitoring, afternoon review, and week-end patterns that compound.

Updated 2026-04-18

Your First 30 Days on Catalayer: What to Set Up in Each Week

A week-by-week checklist for new Catalayer accounts to extract maximum value from the 7-day All Access Trial and build a durable workflow.

Updated 2026-04-18

What is Catalayer? And What is Catalayer AI?

Catalayer is a multi-product intelligence workspace. Catalayer AI is the self-learning analysis engine that powers relevance scoring, news summaries, and workflow automation across every product.

Updated 2026-04-18

Reading Catalayer AI News Analysis: Relevance Scores, Predictions, and Confidence

How to interpret Catalayer AI's output on each news story — relevance score meaning, what predictions actually predict, and how to calibrate trust over time.

Updated 2026-04-18

Island: Desktop Notifications for Catalayer Monitor Alerts

Set up Catalayer Island to push monitor alerts to your macOS desktop. Rules, filtering, focus-mode integration, and keeping your attention for what actually matters.

Updated 2026-04-18

Boolean Monitor Rules: 12 Patterns That Actually Catch Market-Moving News

Real boolean monitor rules with examples. Stop getting flooded by earnings season noise and start catching the 3 stories a day that matter.

Updated 2026-04-18

13 Language Regions in Catalayer News: When to Filter and When to Keep Global

How Catalayer ingests news across 13 language regions, how each affects your feed, and when to narrow vs. go wide for alpha.

Updated 2026-04-18

Catalayer vs Bloomberg Terminal: Honest Comparison for Retail Traders

When to use Catalayer, when to use Bloomberg, and the features retail traders actually need vs. what the $24k/year terminal provides.

Updated 2026-04-18