The Felt
ICM & Tournament Math

How to Use ICM in Poker: A Playbook

A step-by-step process for using ICM at the table: spot when it matters, size the pay-jump tax, and turn your stack into the right shove-or-fold call.

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Using ICM at the table isn’t about running equity calculations mid-hand — it’s about applying a repeatable read. Check whether ICM is “on,” size the tax it puts on risking your stack, then bias toward being the aggressor and away from being the caller. That three-step loop turns the Independent Chip Model from theory into moves you can make in the seconds you actually have. This is the practical playbook, not the derivation.

Step 1: Decide whether ICM is even “on”

ICM only reshapes your play when busting is costly. Before adjusting anything, place the current spot on this scale:

SituationICM strengthHow to play
Deep, big field, far from moneyNear zeroMaximize chips — play chip EV
Approaching the bubbleRisingStart tightening calls, widening shoves
The money bubblePeakAttack with fold equity, call only premiums
Each final-table pay jumpHighLadder up; avoid stack-threatening flips
Heads-up for the titleOff againBack to chip EV — play to win

The mistake beginners make is applying ICM everywhere. Two hundred players deep in a thousand-runner field, your stack converts almost linearly to dollars — play to accumulate. Save the survival instincts for when the scale actually tips.

Step 2: Feel the pay-jump tax before you commit

Once ICM is on, the core move is to compare what a decision risks in dollars against what it can win. Consider a real spot: five players left, four paid, a $1,000 pool paying $400 / $250 / $200 / $150. You’re the middle stack facing a shove-or-fold decision.

PlayerChipsChip shareICM value
Chip leader5,00038%$280.05
You3,00023%$230.69
Player C2,50019%$212.72
Player D1,50012%$160.24
Short stack1,0008%$116.30

(All five equities sum to exactly $1,000 — the full pool.) Read the structure: the short stack is worth $116 and the bubble is one player away. Every seat above them is being paid, in equity, just to let the short stack bust. Your $230.69 is real money you keep by surviving — and it climbs the instant anyone else exits.

The lesson isn’t a formula to run live. It’s the shape: risking your 3,000 chips threatens $230 of equity to win chips that convert at a discount, while the short stack is doing the risky work for you. When the tax on busting is this high, the correct default is to let others take the risk.

Step 3: Be the shover, not the caller

ICM splits every all-in into two very different jobs. The shover has fold equity — opponents may fold and hand over chips for free — and can pick low-risk spots. The caller, especially when covered, risks their whole tournament on this one hand. That asymmetry means:

  • Widen your shoving range. With fold equity against players who must fold to survive, open-jams that would be marginal in chips become clearly profitable in dollars.
  • Tighten your calling range hard. A call that’s break-even at 50% in chips can need 70%-plus in dollars when you’re covered near a pay jump. That surcharge is your risk premium, and it collapses your calling range toward the very top.

This single adjustment — attack more, call less — captures most of ICM’s edge. When you’re the big stack, it’s a license to pressure everyone. When you’re covered, it’s a warning to fold hands that look like snap-calls.

Step 4: Reshove and ladder deliberately

Two specific tools do the heavy lifting near the money:

  • Reshoving over openers. When a player opens and you can jam over the top, ICM often makes this profitable even with hands you couldn’t flat-call, because the opener now faces their own risk premium and has to fold. This is a whole discipline of its own — see ICM reshoving strategy.
  • Laddering. Sometimes the highest-value play is to fold and let someone else bust. Watching your ICM value jump for free as a shorter stack busts is not passive — it’s collecting equity at zero risk. Fold into pay jumps when your survival is worth more than a marginal edge.

How to build the instinct off the table

You can’t compute equity mid-hand, so the skill is trained in advance:

  • Drill spots in a calculator. Feed real stack and payout structures into an ICM tool and study which shoves and calls flip from profit to loss. After enough reps, the ranges live in your head.
  • Memorize the direction, not the decimals. You don’t need “72.9%” at the table — you need to know that a covered call near a pay jump needs a monster, and that a shove with fold equity is cheap.
  • Review after sessions. Flag the hands where you called off near a pay jump. Those are where ICM leaks hide, and where the biggest dollar corrections come from.

The takeaway

Using ICM in poker is a four-beat loop: confirm ICM is on, feel the pay-jump tax on your stack, take the shover’s side of every all-in, and ladder or reshove deliberately near the money. You apply patterns learned in study, not math done live — the numbers are for practice, the reads are for the felt. Deepen the underlying model at the ICM hub and round out your late-game game plan in tournament strategy.

Frequently asked

How do you use ICM while playing poker?

Use it as a three-step read: check whether ICM is 'on' (near a pay jump or bubble), estimate the pay-jump tax on risking your stack, then bias toward aggression as the shover and caution as the caller. You don't recompute equity mid-hand — you apply the pattern ICM produces.

How do you play ICM at the bubble?

Attack with fold equity and defend selectively. Open-shove wide when covered players must fold to survive, but call all-ins only with hands well above your chip break-even. On the bubble the cost of busting is at its peak, so shoving is cheap and calling is expensive.

Do I need to do ICM math at the table?

No. You learn the patterns away from the table with a calculator, then apply rules of thumb live: tighten calling ranges near pay jumps, widen shoving ranges when you have fold equity, and never stack off light while covered. The math is study; the play is pattern recognition.

When should I ignore ICM?

When ICM is effectively off: deep in a big field far from the money, in flat payout structures, and heads-up for the title. In those spots chip EV and dollar EV nearly agree, so you can play maximizing chips without a survival penalty.

About the author

MTT specialist, 15+ years on the circuit · Reviewed by The Felt editorial team
Last updated 2026-02-08