Check IPO Allotment Chances, Probability & Live Allotment Status
Check IPO allotment chances, probability, and live allotment status for recent and upcoming IPOs. View allotment dates, listing timelines, and latest updates to know when IPO results are announced.
📅 IPO Allotment & Listing Schedule (T+3 Timeline)
| Event | Approximate Time | Status / Activity |
|---|---|---|
| IPO Closing Date (Day T) | 5:00 PM | The bidding window closes for all investor categories. |
| Allotment Finalization (Day T+1) | 6:00 PM - 9:00 PM | The Registrar and Stock Exchange finalize the allotment process internally. |
| Debit/Credit Alerts | 9:00 PM - 12:00 AM | Investors begin receiving SMS/Email alerts regarding fund deduction (for allotment) or lien release (for rejection). |
| Basis of Allotment (BOA) | Morning of Day T+2 | The official Basis of Allotment document (PDF) is published by the registrar. |
| IPO Listing Date (Day T+3) | 10:00 AM | Shares start trading on the stock exchanges (NSE/BSE). |
Note: Under the new SEBI T+3 Listing Rule, the timeline has been shortened. The allotment is usually finalized on the very next working day after the IPO closes, and listing happens on the 3rd working day.
IPO Registrar List – Official Links to Check IPO Allotment Status
| Registrar Name | Official Allotment Link |
|---|---|
| Link Intime India Pvt Ltd | Check Status ↗ |
| KFin Technologies Ltd (Kfintech) | Check Status ↗ |
| Bigshare Services Pvt Ltd | Check Status ↗ |
| Maashitla Securities Private Limited | Check Status ↗ |
| Skyline Financial Services Pvt Ltd | Check Status ↗ |
| Cameo Corporate Services Limited | Check Status ↗ |
| Purva Sharegistry (India) Pvt Ltd | Check Status ↗ |
| Integrated Registry Management Services | Check Status ↗ |
| Beetal Financial & Computer Services | Check Status ↗ |
| Adroit Corporate Services Pvt Ltd | Check Status ↗ |
Note: IPO allotment status is usually available 5–6 working days after the IPO subscription closes.
How to Check IPO Allotment Status Online
- Visit registrar website
- Select IPO name
- Enter PAN / Application / Demat
- Click submit
How to Find the IPO Registrar
The IPO registrar name is mentioned in the IPO prospectus, exchange announcements, and broker application details. You can also check the registrar name on IPO listing pages before checking allotment status.
How to Apply for IPO Without Rejection
To avoid IPO application rejection, make sure all details are correct before submitting your application. Your PAN number should match your demat account, and the bank account used for ASBA or UPI must be active with sufficient balance. Avoid submitting multiple applications using the same PAN, as duplicate applications are automatically rejected. Always approve the UPI mandate on time and verify your application confirmation after submission.
Difference Between SME IPO and Mainboard IPO Allotment
SME and Mainboard IPO allotment processes follow SEBI guidelines, but they differ in demand, lot size, and allocation patterns. Mainboard IPOs usually attract very high applications, so shares are often allotted through a lottery system and many retail investors may not receive shares.
SME IPOs generally have larger lot sizes and comparatively fewer applicants. Because of this, investors may receive proportionate allotment or sometimes full allotment if the IPO is not heavily oversubscribed. However, SME IPOs can carry higher risk and lower liquidity compared to Mainboard IPOs.
Best Time to Check IPO Allotment Status
IPO allotment status usually becomes available in the evening on the allotment date. The best time to check is after 6 PM, when the registrar updates the final data and server traffic becomes stable. Many investors also experience that the final allotment status is often updated late in the evening or at night, so checking again later can help if the status is not visible earlier.
Why IPO Shares May Not Be Allotted
IPO shares may not be allotted if the issue is heavily oversubscribed, meaning applications exceed available shares. In such cases, allotment is done through a lottery system, and many investors may not receive shares even if they applied correctly.
What Happens If IPO Is Not Allotted?
If shares are not allotted, the blocked amount in your bank account is automatically released or refunded after the allotment is finalized. This usually happens within one working day.
If the amount is not unblocked within the expected time, you should contact your bank or the registrar for assistance and verify your application details.
Other Ways to Check IPO Allotment Status
Apart from registrar websites, investors can also check IPO allotment status through stock exchange websites like BSE or NSE, or directly from their broker apps where the application was submitted.
Understanding IPO Allotment Chances with Example
Let’s understand allotment chances with a simple example:
If an IPO has 1,00,000 shares available for retail investors and total applications are received for 10,00,000 shares, the IPO is 10x subscribed.
In this case, not every investor will get shares. Allotment is usually done through a lottery system, where each valid application has an equal chance.
👉 This means your probability of getting allotment is roughly 1 out of 10 applications.
Applying for multiple lots does not always guarantee allotment in the retail category, as allocation is designed to distribute shares fairly.
How IPO Allotment Happens in Reality
Once the IPO closes, the registrar collects all valid applications and removes duplicate or invalid entries. After this, shares are allocated based on SEBI guidelines.
In heavily oversubscribed IPOs, allotment in the retail category is done through a computerized lottery system. For institutional investors, shares are allocated proportionately based on demand.
The final allotment data is then approved by the stock exchange and published as the Basis of Allotment (BOA).
Common Mistakes That Reduce Allotment Chances
- Submitting multiple applications with the same PAN
- Not approving UPI mandate on time
- Incorrect PAN or Demat details
- Insufficient bank balance during application
Avoiding these mistakes ensures your application remains valid in the allotment process.
Key Insight for Investors
IPO allotment is largely based on luck in highly oversubscribed issues, especially in the retail category. Even if an IPO has strong GMP or high demand, allotment is not guaranteed.
Understanding this helps investors set realistic expectations and avoid over-reliance on hype or market sentiment.