General Updates

ISO9001 REGISTERED Premier Explosives ~ MGMlSYS. . ~ AvAC024 DNVCertification B.V.The Netherlands limited August 21, 2026 To To The General Manager The Vice President, Department of Corporate Relations listing Department BSE Limited The National Stock Exchange of India Sir Phiroze Jeejeebhoy Towers, Limited Dalal Street, Fort, Exchange Plaza, Bandra Kurla Complex, Mumbai -400 001 Bandra (East), Mumbai 400 051 Scrip code: 526247 Scrip code: PREMEXPLN Dear Sir/Madam, Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 We wish to inf~rm you that the Manager to the Open Offer has received a letter dated August 21, 2026 from the Securities and Exchange Board of India (USEBI")in relation to the open offer in terms of Regulation 3(1) and 4 and other applicable provisions of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011, as amended (USEBI(SAST) Regulations"), made by Apollo Micro Systems Limited (UAcquirer") for acquisition of up to 1,39,77,911 fully paid-up equity shares of face value of INR 2/- each (UEquity Shares") of Premier Explosives Limited (UTarget Company"), representing 26.00% of the Equity Share Capital of the Target Company at price of INR 698/- per Equity Share, from the public shareholders of the Target Company under the SEBI (SAST) Regulations. Pursuant to the aforesaid letter, SEBI has permitted the tendering period for the Open Offer to commence not later than twelve working days from receipt of the approval of the Competition Commission of India. The payment to all successful public shareholders who tender their Equity Shares in the Open Offer shall be made within ten working days from the last date of the tendering period, subject to the Acquirer paying interest for the said delay at the rate of ten percent per annum. Further, you are requested to disseminate the above information to the public. A copy of the aforesaid letter is enclosed herewith for your information and records. Thanking you, Yours faithfully, For Premier Explosives Limited K. Jhansi Laxmi Company Secretary Encl: a/a Regd. Office: "Premier House", # 11, Ishaq Colony, Near AOC Centre, Secunderabad - 500 015. (T.G.) INDIA Ph. No. :040-66146801 to 6803,6851 Fax: +91-40-66146839, +91-40-27843431Email :investors@pelgel.com Website: www.pelgel.com CIN : L24110TG1980PLC002633 HO/49/12/11(83)2026-CFD-RAC-DCR2 I/19352/2026 नि(cid:8)गम नि(cid:11)त्त नि(cid:11)भाग / CORPORATION FINANCE DEPARTMENT नि(cid:8)गम पु(cid:8)र्सं(cid:18)रच(cid:8)ा प्रभाग-2/ Division of Corporate Restructuring - 2 दरू भाष र्संं. / Tel. 022 – 2075 2129 ई-मेल / E-mail – karthikp@sebi.gov.in August 21, 2026 Hetal Gajra Cumulative Capital Private Limited B 309-311 215 Atrium, Co Op Premises, Andheri Kurla Road, Near Courtyard Marriot Hotel, Mumbai, Maharashtra – 400093. Dear Sir / Madam, / Sub.: ( ) , 2011 [ ( ) , 2011] , Apollo Micro Systems Limited ( ) Premier Explosives Limited [ ( ) ] ( ) ( ) Open Offer for acquisition of equity shares of Premier Explosives Limited by Apollo Micro Systems Limited in terms of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 1. 17, 2026 , - This is with reference to your letter dated August 17, 2026 inter alia requesting for extension of time to proceed with the open offer formalities pending receipt of approval of the Competition Commission of India and for grant of waiver from payment of applicable interest on the offer price. 2. ( ) - ( ) - [ ( ) - ] , 10% SEBI Bhavan, "G" Block, Bandra Kurla Complex, Mumbai – 400 051 www.sebi.gov.in |022 - 2644 9000 / 4045 9000 HO/49/12/11(83)2026-CFD-RAC-DCR2 I/19352/2026 The tendering period for the Open Offer may commence not later than twelve working days from the receipt of approval of the Competition Commission of India. The payment to all successful Public Shareholders who tender their Equity Shares in the Open Offer, shall be made within the specified timeframe of ten working days from the last date of the tendering period subject to the acquirer paying interest for the said delay at ten per cent per annum. 3. [ ( ) ] , 2015 [ ( ) , 2015] 30 You are advised to ensure that the contents of the aforesaid letter are immediately disseminated on the stock exchange(s) in accordance with Regulation 30 of Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015. 4. ( ) You are advised to ensure compliance of the above and make necessary disclosures. / Yours faithfully, भ(cid:11)दीय KARTHIK S P SEBI Bhavan, "G" Block, Bandra Kurla Complex, Mumbai – 400 051 www.sebi.gov.in |022 - 2644 9000 / 4045 9000