How to Trade March Madness on Kalshi: A Beginner's Guide

You've filled out your bracket. You've argued with your friends about whether Gonzaga is overseeded. You've watched every "bracketology" segment ESPN has produced. Now here's the question: are you willing to put money on it?

Not through a sportsbook. Not through an office pool. Through a regulated prediction exchange where you can buy and sell contracts like stocks — and walk away with real money if you're right.

That's Kalshi. And if you haven't tried it yet, March Madness is the perfect time to start.

What Is Kalshi?

Kalshi is a CFTC-regulated prediction exchange. That's a mouthful, so let's break it down:

• CFTC-regulated: The Commodity Futures Trading Commission oversees Kalshi. This is the same federal agency that regulates futures and options markets. Your money is in a regulated environment — not some offshore operation.
• Prediction exchange: Instead of betting against a sportsbook (where the house always wins), you're trading contracts against other people. Kalshi is the marketplace. Think of it like a stock exchange for real-world events.

The key difference from DraftKings, FanDuel, or any traditional sportsbook: Kalshi is not a sportsbook. It's an exchange. You're not betting against the house — you're trading with other participants. And instead of paying a 10% vig on every wager, you pay flat, transparent fees.

Step 1: Sign Up (It Takes 5 Minutes)

Head to Kalshi's sign-up page and create an account. You'll need:

• Your name and email
• A valid ID for verification (required by federal regulation)
• A bank account or debit card for deposits

Bonus: Sign up through our link and we both get $25. That's $25 in free trading capital just for creating an account. Use it to make your first March Madness trade risk-free.

Step 2: Fund Your Account

Deposit funds via bank transfer or debit card. There's no minimum deposit, so you can start with whatever you're comfortable with. $25, $50, $100 — it's up to you. The $25 sign-up bonus gives you a cushion to learn the platform without risking your own money.

Step 3: Find March Madness Contracts

Once you're in, navigate to the sports or events section. During March Madness, Kalshi offers contracts on:

• Championship winner: "Will UConn win the NCAA Women's Championship?" — buy Yes or No.
• Individual game outcomes: "Will Duke beat [opponent] in the Sweet 16?" — trade on specific games.
• Tournament props: "Will there be a 16-over-1 upset?" — trade on broader tournament events.

Each contract trades between $0.01 and $0.99. The price reflects the market's probability. A contract trading at $0.35 means the market thinks there's a 35% chance that event happens. If you think the real probability is higher, you buy. If you think it's lower, you sell.

Step 4: Place Your First Trade

Let's walk through an example:

Say you believe UConn wins the national championship. The "UConn wins" contract is trading at $0.30 (30% implied probability). You think UConn has a 45% chance, so you buy 10 contracts at $0.30 each. Your total cost: $3.00.

• If UConn wins: Each contract pays out $1.00. Your 10 contracts return $10.00. Profit: $7.00 (a 233% return).
• If UConn loses: Your contracts expire worthless. You lose your $3.00.
• If you change your mind: You can sell your contracts at any time before settlement. If UConn makes the Final Four and the contract price rises to $0.55, you can sell for $5.50 and pocket $2.50 in profit — without waiting for the championship game.

That last point is the game-changer. On a sportsbook, your bet is locked in. On Kalshi, you can trade in and out like a stock.

Step 5: Risk Management

This is where most beginners mess up. March Madness is exciting, and it's tempting to go all-in on your favorite upset pick. Don't.

Position sizing rules for beginners:

• Never put more than 10-15% of your account on a single contract
• Spread your trades across multiple games and outcomes
• Set a daily loss limit and stick to it
• Use the sell function — if a trade moves against you, cut it early instead of riding it to zero
• Treat your sign-up bonus as learning money — make small trades, learn the mechanics

The best Kalshi traders treat it like a portfolio, not a single bet. They diversify across multiple outcomes, manage their risk, and use the exchange's liquidity to exit positions when the odds shift.

Why Kalshi Over a Sportsbook?

Let's be direct about the advantages:

Feature	Traditional Sportsbook	Kalshi
Regulation	State gaming commissions	Federal (CFTC)
Fee structure	10% vig baked into odds	Flat, transparent fees
Can you sell early?	No (cash-out options are limited)	Yes — anytime before settlement
Trading against	The house	Other participants
Contract types	Spreads, moneylines, totals	Binary yes/no outcomes

For March Madness specifically, the ability to sell contracts early is huge. If you buy a Sweet 16 upset at 15 cents and the underdog is winning at halftime, that contract might be trading at 60 cents. You can lock in your profit without sweating the second half.

Final Tips

Start small. Your first March Madness on Kalshi is about learning the platform. Make 5-10 small trades across different games and outcomes. Watch how prices move as games unfold. Get comfortable with buying, selling, and managing positions.

Watch the prices, not just the games. Contract prices on Kalshi move in real-time based on market sentiment. Sometimes the market overreacts to a first-half run, and you can find value buying the other side. That's where the real edge is.

Have fun. March Madness is the most entertaining three weeks in sports. Trading on Kalshi makes every game matter — even the ones you don't care about. And when your 12-seed upset pick hits and you're holding contracts you bought at 10 cents? That's a feeling DraftKings can't match.

Sign up for Kalshi here, get your $25 bonus, and start trading March Madness today.