IPO Investment Calculator
Return on an IPO allotment from offer price, listing price and shares.
Compare Your Options And Get Clear Answers
Return on an IPO allotment from offer price, listing price and shares.
IPO Investment Estimator
Enter your numbers below for an instant estimate.
How It Works
Key concepts behind this calculator
Enter Values
Fill in each field with your own numbers.
Calculate
Results update as you change the inputs.
Review
Read the breakdown and the explanation.
Adjust
Change values to compare scenarios.
IPO Quick Guide
Typical values for reference.
| Offer £ | Sale £ | Shares | Gain |
|---|---|---|---|
| 8 | 11.5 | 200 | £700.00 |
| 15 | 12 | 100 | -£300.00 |
| 30 | 55 | 50 | £1,250.00 |
| 2 | 2 | 1000 | £0.00 |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
IPO Investment Calculator FAQ
Answers to common questions about this calculator.
It uses the formula shown with your inputs. Real prices and rules vary, so treat it as a guide.
Gain = (sale price – offer) x shares.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.
Yes. Replace each input with your own figures and the result updates instantly.