New Delhi, Oct. 23 -- IPO listings, share price today: Four companies made their stock market debut on Friday, October 23, 2026, but their listing performances varied sharply. Tonbo Imaging India emerged as the clear winner, with its shares listing at a premium of 66% over the IPO issue price.

Sahajanand Medical Technologies followed with an 8% premium on the NSE, while Zetwerk Manufacturing Business listed at a more modest premium of around 5%. In contrast, Bonfiglioli Transmissions made a flat debut at its issue price.

Tonbo Imaging India led the debut race on both exchanges, opening at Rs.1,160 on the NSE and Rs.1,162 on the BSE against its issue price of Rs.700. This translated into listing gains of 65.71% and 66%, respectively.

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