Understanding Order Types: Market vs. Limit vs. Stop-Limit
It's surprising how often new traders get tripped up on basic order types. A market order is simplest: you want in now at the best available price. Great for speed, but price can slip, especially on volatile assets or illiquid instruments. Think of $CORN at 18.26; a market buy might fill slightly higher if there's an immediate demand surge. A limit order is more precise: you specify the maximum price you'll pay (for a buy) or minimum price you'll accept (for a sell). Your order will only fill at that price or better. The downside? It might not fill at all if the market moves away. Finally, a stop-limit order combines elements. You set a stop price which, when hit, activates a limit order. For example, if $BTC is at 60k, you could set a stop at 59k and a limit at 58.9k. If BTC drops to 59k, your limit order to sell at 58.9k (or higher) is placed. Crucial for managing risk, but understand that the limit order might not fill if the price crashes through your limit before it's picked up. Always know your order's behavior.
The slippage risk with market orders on thinly traded assets is no joke; I've seen fills way worse than expected. Always set a limit unless you absolutely need to be in the trade immediately, especially on anything not large-cap equity.