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Educational resources for options and stock market fundamentals
Options Basics
How to Read Option Symbols →
Decode any option symbol (like AAPL251219C00200000) using the OCC standard format. Learn the ticker, expiration, call/put type, and strike price components.
ITM vs ATM vs OTM Options Explained →
Understand "moneyness" in options trading. Learn the difference between In The Money, At The Money, and Out of The Money options with practical examples.
What is Options Trading? A Complete Beginner's Guide →
Learn the fundamentals of options trading: calls, puts, strike prices, premiums, and expiration dates. Includes real-world examples and practical scenarios.
What is a Call Option? (Buying the Right to Buy) →
Master the bullish options strategy: how call options work, strike prices, premiums, break-even calculations, and profit scenarios with real examples.
What is a Put Option? (Profiting from the Drop) →
Learn the bearish options strategy: how put options work, the insurance analogy, break-even calculations, and hedging vs speculation uses.
What is the Strike Price in Options Trading? →
Understand the most important number in options: how strike price determines ITM/ATM/OTM status, affects premium cost, and impacts your probability of profit.
What is an Option Premium? (Understanding the Price Tag) →
Learn why option prices constantly change. Understand intrinsic vs extrinsic value, time decay, implied volatility, and how bid-ask spreads affect your trades.
What is an Expiration Date? (And Why Timing Matters) →
Understand the built-in deadline of every options contract. Learn weekly vs monthly options, LEAPS, 0DTE, and what happens when your option expires.
What is Exercising an Option? (And Why Most Traders Never Do It) →
Learn what exercising means, the cash requirements, auto-exercise rules, and why selling your contract is almost always the better choice.
What is Option Assignment? (The Risk of Selling Options) →
Understand assignment from the seller's perspective: what happens when you're assigned, short call vs put scenarios, early assignment risk, and how to avoid it.
What is Implied Volatility (IV)? The Fear Gauge Explained →
Learn the most important metric for determining if an option is cheap or expensive. Understand IV crush, IV rank, and when to buy vs sell options.
What is Historical Volatility (HV)? How It Differs from IV →
Your reality check for option pricing. Learn how HV measures actual past movement and compare it to IV to find overpriced or underpriced options.
What is Delta in Options? Measuring Price Sensitivity →
The first Greek every trader must know. Learn how Delta predicts option price changes and doubles as a probability estimate for ITM expiration.
What is Theta in Options? Understanding Time Decay →
The silent killer of option portfolios. Learn how Theta erodes option value daily, why it accelerates near expiration, and how sellers profit from it.
What is Gamma in Options? The Acceleration of Delta →
The explosive Greek that creates squeezes. Learn why Gamma peaks at-the-money, how it accelerates profits (and losses), and why expiration week is so volatile.
What is Vega in Options? Sensitivity to Volatility Changes →
The Greek that tracks market mood. Learn how Vega connects implied volatility to option prices, why earnings plays often fail, and the IV crush trap.
What is Rho in Options? The Impact of Interest Rates →
The forgotten fifth Greek. Learn how Fed rate decisions affect option prices, the cost of carry concept, and why Rho matters for LEAPS traders.
What is Open Interest? (And How It Differs From Volume) →
Two numbers sit side-by-side on every options chain. Learn how Volume measures activity while Open Interest measures commitment—and why confusing them is dangerous.
What is the Put-Call Ratio? Using Sentiment to Predict Markets →
The market's fear and greed thermometer. Learn how to interpret the PCR and why contrarian traders use extreme readings to spot potential reversals.
What is "In the Money" (ITM)? The Intrinsic Value Deep Dive →
ITM sounds like profit, but it's a technical status. Learn what intrinsic value really means, the break-even trap, and why ITM doesn't guarantee gains.
What is "Out of the Money" (OTM)? The Lottery Ticket Explained →
OTM options have zero intrinsic value—pure speculation. Learn why traders buy them for leverage, use them for cheap hedges, and why sellers love them.
What is "At the Money" (ATM)? The 50/50 Probability Point →
ATM options sit where strike equals stock price—maximum uncertainty, maximum time value, and highest sensitivity to Gamma and Vega. The coin flip zone.
What is Intrinsic Value? The "Real" Value in Options →
Intrinsic value is the tangible profit embedded in an option—the "real" part of the premium. Learn how to calculate it for calls and puts, the zero floor rule, and why it matters.
What is Extrinsic Value? The "Time Value" Explained →
Extrinsic value is the time and volatility premium in options. Learn how it's calculated, why it melts to zero at expiration, and what Theta and Vega have to do with it.
What is a Covered Call? Generate Income from Stocks You Own →
The covered call lets you "rent out" your stocks for cash. Learn the strategy, three possible scenarios, the landlord analogy, and when to use this income-generating approach.
What is a Cash-Secured Put? Get Paid to Buy Stocks →
The cash-secured put is a value investor's tool: set your target price and collect premium while you wait. Learn the strategy, two scenarios, and the "falling knife" risk.
What is a Long Straddle? Betting on Volatility →
The long straddle profits from big moves in either direction. Learn the V-shaped payoff, break-even calculation, when to use it, and the dangerous IV crush trap.
What is a Long Strangle? Cheaper Volatility Betting →
The long strangle is the straddle's budget cousin—lower cost but requires bigger moves. Learn OTM strikes, the zone of death, and when to choose strangle vs straddle.
What is an Iron Condor? Profiting From Flat Markets →
The iron condor profits when stocks stay boring. Learn this 4-leg neutral strategy, the profit plateau, when to use it, and the high-probability tradeoff.
What is a Credit Spread? Defined Risk Trading →
Credit spreads let you collect premium with capped risk. Learn bull put spreads, bear call spreads, the insurance leg concept, and how to calculate max profit/loss.
What is a Debit Spread? Discounted Directional Bets →
Debit spreads reduce the cost of directional trades. Learn bull call spreads, bear put spreads, the "coupon code" concept, and how to calculate max profit/loss.
What is a Butterfly Spread? Low-Cost High-Reward Precision →
Butterfly spreads offer huge ROI potential with minimal capital. Learn the 3-strike setup, the "dartboard" analogy, and why hitting the bullseye is challenging.
What is the Wheel Strategy? Systematic Income Generation →
The Wheel combines cash-secured puts and covered calls into a repeating income cycle. Learn the 3 stages, bag-holding risk, and when this strategy works best.
What is Time Decay? (The Silent Killer of Options) →
You can be right about the stock and still lose money. Learn why options melt like ice cubes, the deadly final 30 days, and how to fight back.
What is Max Pain? (The Theory of Expiration Pricing) →
Ever watched a stock pin to a round number on Friday? Learn the Max Pain theory, how open interest creates "gravity," and whether the market really is rigged.
What is a Margin Call? (The Notification Every Trader Dreads) →
When your account bleeds too fast, your broker calls. Learn what triggers margin calls, why options make them worse, and how to avoid them entirely.
What is a Stop Loss in Options? (And Why It's Tricky) →
Stop losses protect stock traders beautifully. In options? They often kick you out of winning trades. Learn the bid-ask trap, whipsaw problem, and better alternatives.
What is Volatility Crush? (Why Options Lose Value After Earnings) →
You picked the right direction. The stock went up. So why did your option lose money? Learn how IV Crush steals profits even when you're right.
What is Early Assignment Risk? (The Dividend Trap) →
Options are rarely exercised early—unless dividends flip the math. Learn how dividend risk can cost you money and how to protect your short calls.
Stock Analysis
AI and Penny Stocks: Methods, Limitations & Risks →
How data science is applied to penny stock analysis. Understand the data sources, methods, and critical limitations of AI-based penny stock analysis.
Stock Predictions Dashboard & API
Daily AI predictions for 5,000+ US stocks. One subscription includes both the web dashboard with interactive charts and CSV exports, plus full REST API access.