Common comparison error
Greater distance in Lower barrier does not mean lower risk without direction, time, volatility, payout, and Barrier.
GlossaryPricing & settlement
Lower barrier
The lower of two target levels used in a range or double-barrier contract.
Practical use
How to verify Lower barrier
Read Lower barrier together with Upper barrier, Barrier, Barrier breach. The comparison must preserve the exact rule, value, state, and evidence described below.
A neutral example
A Lower barrier ticket settles from final price while Upper barrier monitors the full path. The example crosses a boundary and returns before expiry. The result is classified under Lower barrier because the lower of two levels needs its own distance, equality, monitoring, and trigger status.
Evidence path
Where to verify Lower barrier
Use the source that governs the exact contract, account, entity, or platform state. A general definition cannot replace current broker terms.