Common comparison error
At the money describes effective equality between reference and strike; it does not say whether equality settles as a win, loss, refund, or void.
A strike or settlement point that is effectively equal to the current reference price.
At the money describes effective equality between reference and strike; it does not say whether equality settles as a win, loss, refund, or void.
Read At-the-money (ATM) together with At-the-money settlement rule, Strike distance, Barrier distance. The comparison must preserve the exact rule, value, state, and evidence described below.
A ticket shows strike 1.08500 and the selected reference also at 1.08500. The platform must state whether that displayed equality is exact at stored precision and how the resulting ATM state affects payout.
Use the source that governs the exact contract, account, entity, or platform state. A general definition cannot replace current broker terms.