As enclosed.

PTC INDUSTRIES LIMITED Advanced Manufacturing & Technology Centre NH 25A, Sarai Sahjadi, Bani, Lucknow 226 401 Uttar Pradesh, India Date: September 30, 2026 To To National Stock Exchange of India Limited BSE Limited Exchange Plaza, C-1, Block G Department of Corporate Services - Listing Bandra Kurla Complex, Phiroze Jeejeebhoy Towers, Bandra (E), Mumbai-400051 Dalal Street, Mumbai – 400001 SYMBOL: PTCIL SCRIP CODE: 539006 Dear Sir / Madam, Sub: Intimation of closure of Trading Window We wish to inform you that as per the Company’s Code of Conduct under SEBI (Prohibition of Insider Trading) Regulations, 2015 and the amended Clause 4 of the Schedule B of PIT Regulations regarding trading restriction period applicable from the end of every quarter till 48 hours after the declaration of financial results, the trading window for dealing in the shares of the Company shall remains closed for Promoters, Directors, Designated Persons and their Immediate Relatives and Auditors of the Company from October 01, 2026 till 48 hours after the declaration of financial results for the quarter and half year ended on September 30, 2026. Pursuant to Regulation 30 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 the outcome of the Board Meeting will be intimated immediately on completion of the meeting and after that we shall arrange to publish the results within 48 hours from the date of announcement of results. We request you to kindly take the same on record. Thanking you, Yours faithfully For PTC Industries Limited (Pragati Gupta Agrawal) Company Secretary and Compliance Officer Place: Lucknow CIN: L27109UP1963PLC002931 Tel: +91 522 7111017 | Fax: +91 522 2265302 | Email: info@ptcil.com | Website: www.ptcil.com