IPO GMP Today 17 Oct: Tonbo at 74%, HD Fire Protect Lists 21 Oct
Saturday, 17 October 2026. Markets are closed today, so there is no bidding — but the grey market never really sleeps. Here is the morning GMP check: Tonbo Imaging now commands a premium of Rs.516 (up ~74%), while HD Fire Protect cools slightly to Rs.74 ahead of its 21 October listing after yesterday's allotment. Zetwerk's premium has roughly halved to Rs.7, and Monday is the big day — five IPOs close and two allotments are finalised.
IPO GMP Today — Live Grey Market Snapshot (17 Oct morning)
All GMP figures below are unofficial, market-reported rates compiled this morning and can change quickly. Estimated listing price = upper price band + reported GMP.
| IPO | GMP (Rs.) | Price band (Rs.) | Est. listing (Rs.) | Gain (%) |
|---|---|---|---|---|
| Tonbo Imaging | 516 | 665–700 | ~1,216 | +73.71 |
| HD Fire Protect | 74 | 258–271 | ~345 | +27.31 |
| Bonfiglioli Transmissions | 129 | ~586 | ~715 | +22.01 |
| Jio Platforms | 221 | 1,065–1,119 | ~1,340 | +19.75 |
| Paras Healthcare | 95 | 660–693 | ~788 | +13.71 |
| Sahajanand Medical | 35 | 327–344 | ~379 | +10.17 |
| Zetwerk | 7 | 143–151 | ~158 | +4.64 |
| Fusion CX | 10 | 275–289 | ~299 | +3.46 |
| Vaibhav Vyapaar (SME) | 2 | 51–54 | ~56 | +3.70 |
| Ravita Engineering (SME) | 2 | 105–112 | ~114 | +1.79 |
| Shellz India (SME) | 0 | 170–179 | ~179 | 0 |
Biggest GMP Movers This Weekend
- Tonbo Imaging strengthens: GMP moved from ~Rs.500 on Friday to Rs.516 this morning, implying a potential ~74% listing pop. Read our full deep-dive on the Tonbo Imaging IPO price band, dates and review.
- Zetwerk fades: premium dropped from Rs.11–14 on Friday to just Rs.7 (~4.6%) as subscription lags at ~0.3x.
- HD Fire Protect cools: Rs.80–86 on Friday → Rs.74 this morning (~27%) after allotment finalisation on 16 Oct. See the HD Fire Protect allotment status guide.
- Paras Healthcare edges up: Rs.90 → Rs.95 (~13.7%) ahead of the 21–23 Oct opening. Full details in our Paras Healthcare IPO price band and review.
- Sahajanand Medical softens: Rs.40–43 → Rs.35 (~10.2%) with Day-2 subscription around 0.83x.
Subscription Snapshot — Before Monday's Rush
No bidding today or tomorrow. Friday's Day-2 intraday figures (tracker snapshot ~5 PM, not final) for the five IPOs closing on 19 October:
| IPO | Day-2 snapshot (Fri) | Closes | Listing (tentative) |
|---|---|---|---|
| Tonbo Imaging | ~7.78x | 19 Oct | 23 Oct |
| Bonfiglioli Transmissions | ~0.99x | 19 Oct | 23 Oct |
| Sahajanand Medical | ~0.83x | 19 Oct | 23 Oct |
| Zetwerk | ~0.31x | 19 Oct | 23 Oct |
| Shellz India (SME) | ~0.76x | 19 Oct | 23 Oct |
Already closed: Fusion CX closed 16 Oct at ~1.16x and Ravita Engineering at ~1.7x — both get allotment on 19 Oct and list 22 Oct.
HD Fire Protect: Listing on 21 October
- Closed at 131.73x (QIB 256.65x, NII 203.21x, retail 30.55x) — the strongest mainboard response of this cycle.
- Allotment was finalised yesterday (16 Oct); refunds and demat credit happen today.
- GMP of Rs.74 implies an expected listing around Rs.345 (~27% above the Rs.271 upper band).
- Lists on BSE and NSE on Wednesday, 21 October — the same day Jio Platforms and Paras Healthcare open.
Key IPO Dates — This Week
| Date | Event |
|---|---|
| 17 Oct (Sat, today) | HD Fire Protect refunds/demat credit; weekend GMP moves only |
| 19 Oct (Mon) | 5 IPOs close: Tonbo, Bonfiglioli, Zetwerk, Sahajanand, Shellz; Fusion CX & Ravita allotment |
| 21 Oct (Wed) | HD Fire Protect listing; 5 IPO allotments; Jio Platforms & Paras Healthcare open (21–23 Oct) |
| 22 Oct (Thu) | Fusion CX & Ravita Engineering listing |
| 23 Oct (Fri) | Tonbo, Bonfiglioli, Zetwerk, Sahajanand, Shellz listing (tentative) |
For the full week pipeline, see upcoming IPOs this week and the Jio Platforms IPO RHP details. Yesterday's full morning roundup is at IPO GMP today (16 Oct).
Conclusion
Tonbo Imaging is the clear grey-market favourite heading into Monday's five-way close, with a ~Rs.516 premium pricing in a blockbuster debut. The watch for Monday: whether the other four IPOs (Bonfiglioli, Zetwerk, Sahajanand, Shellz) gather enough demand on their final day — and Wednesday's HD Fire Protect listing will set the tone for Jio's record-breaking issue opening the same morning.
FAQs
Which IPO has the highest GMP today?
Tonbo Imaging, at a reported Rs.516 premium (~73.7% over its Rs.700 upper band) — the only IPO quoting above 70% this weekend.
When is HD Fire Protect IPO listing?
Wednesday, 21 October 2026, on both BSE and NSE. Allotment was finalised on 16 October; refunds and demat credit are processed today (17 October).
Which IPOs close on Monday, 19 October?
Five IPOs close on 19 October: Tonbo Imaging, Bonfiglioli Transmissions, Zetwerk, Sahajanand Medical and Shellz India (SME). Fusion CX and Ravita Engineering finalise allotment the same day.
When do Jio Platforms and Paras Healthcare IPOs open?
Both open on 21 October and close on 23 October. Jio's reported price band is Rs.1,065–1,119 (~Rs.30,213 cr), Paras Healthcare's is Rs.660–693 (~Rs.1,450 cr).
Is GMP a reliable predictor of listing price?
GMP is an unofficial market sentiment indicator and can change sharply before listing. It should not be the only basis for an investment decision — always check the company's fundamentals and valuations.
Disclaimer: Grey market premiums are unofficial, market-reported rates from dealer networks and are subject to change. This article is for information only and is not investment advice.