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IPO · 15 October 2026Tonbo ImagingDefence electronics makertonboimaging.com ↗

Tonbo Imaging raises ₹255 Cr from anchor investors

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IPOAnchor bookGovernment, Defense & SpaceBengaluruFounded 2012
  • Tonbo Imaging is a Bengaluru defence electronics maker building thermal and other imaging products for armed forces
  • It raised ₹255 crore from anchors including Goldman Sachs, Temasek and BlackRock, plus domestic mutual funds and insurers, on 14 October
  • The ₹852 crore IPO is entirely a sale by existing holders, so the company gets nothing; bidding runs 15 to 19 October

What happened

  • Tonbo raised ₹255.36 crore from anchors.
  • Goldman Sachs, Temasek, BlackRock, Prudential and Allianz took part.
  • 12 mutual funds took 21.05 lakh shares.
  • Four life insurers bought shares worth ₹20 crore.

Why it matters

  • The IPO is only an offer for sale.
  • Proceeds go to selling shareholders including promoters.
  • Price band is ₹665-700.

The business

  • Tonbo makes defence-focused imaging products.
  • These include thermal imaging gear.
  • It is an original equipment maker.

The founders

AL

Arvind Lakshmikumar

Promoter and CEO
in
AK

Ankit Kumar

Promoter
CD

Cecilia D'Souza

Promoter

In numbers

₹852 CrIPO size · 2026

What happens next

  • IPO open 15-19 October.

Words to know

Offer for sale
Existing shareholders sell their shares; the company receives no money.

Other articles talking about it

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Terms in this story

  • IPO: An IPO, or initial public offering, is the first time a company sells its shares to the general public and gets listed on a stock exchange. In India the process is supervised by SEBI and ends with the shares trading on the NSE and BSE.
  • Anchor investor: Anchor investors are large institutions that buy shares in an IPO one working day before it opens to the public. Their orders signal demand, and part of their shares stay locked in for 30 and 90 days after allotment.

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