Front-running vs Back-running: what's the difference?
The two halves of MEV that bracket your trade.
The short version
The two halves of MEV that bracket your trade.
- Front-running: A bot placing a transaction just before yours to profit from the move it will cause.
- Back-running: A bot placing a transaction just after yours to capture the resulting price move.
Side by side
| Dimension | Front-running | Back-running |
|---|---|---|
| Position | Before your trade | After your trade |
| Profits from | The impact your trade will create | Arbitrage your trade opened |
| Role in a sandwich | The "front" slice | The "back" slice |
| Harm to you | Worse fill (direct) | Usually indirect |
Which one should you care about?
Key idea — Together they form a sandwich. Tighter slippage, smaller size, and private routing reduce your exposure to both.
Knowing the theory is great. Catching it live is better.
Get the live contract and suggested size in Telegram for $10/week. Free name-and-score DMs are available if you want to try it first. No alert guarantees a profitable trade.
Education only — not financial advice. Memecoins are extremely high risk.
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