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Tonbo Imaging lists at 66% premium in ₹8.52B public market debut

The defense sensor maker began trading on the BSE and NSE with an initial market valuation of approximately ₹66.56 billion.

OSH Desk1 min read

Tonbo Imaging launched its public market debut on the BSE and NSE on Oct. 23, opening at a 66% premium relative to its initial public offering price [1]. The public issue brought in ₹8.52 billion, buoyed by total demand reaching 135.9 times the shares on offer [1]. At listing, the company's market capitalization reached roughly ₹66.56 billion [1].

Founded in 2012 following an acquisition from Sarnoff Corporation, the defense technology firm designs specialized imaging and sensor hardware tailored for military and surveillance operations [1]. The business was co-founded by chief executive Arvind Lakshmikumar alongside Ankit Kumar and Cecilia D’Souza [1]. Prior to the debut, the firm secured institutional backing from investors such as Goldman Sachs, BlackRock, SBI Mutual Fund, and WhiteOak Capital [1].

This public float follows an earlier capital intake of ₹2.55 billion raised during an anchor investor round completed ahead of the public listing [1].

Questions and answers

How much capital did Tonbo Imaging raise in its IPO?

The offering raised ₹8.52 billion in total proceeds.

What was the listing premium on debut?

Tonbo Imaging shares opened on the BSE and NSE at a 66% premium above the issue price.

What was the company's valuation upon listing?

The market capitalization was approximately ₹66.56 billion at the time of its market debut.

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Sources

  1. 1.Tonbo Imaging Makes Strong Market Debut, Lists At 66% Premium To IPO Price — Inc42, Oct 23, 2026

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