IPO Allotment Calculator

Work out your investment for a given lot size, and estimate your allotment odds from the subscription multiple.

IPO (optional — auto-fills the fields below)

Investment

Price per share (₹)Lot size (shares)Number of lots

Total investment₹0

Allotment probability

Estimated chance of getting at least one lot when a category is oversubscribed, based on its subscription multiple.

Subscription multiple for this category (x)

Enter a subscription figure—

Rough estimate only (1 ÷ subscription multiple) — the actual SEBI computerized lottery and proportionate allotment process can differ from this simplified calculation.