Saffron Capital Advisors Pvt Ltd ("Manager to the Open Offer") has submitted to BSE a copy of Offer Opening Public announcement under Regulation 18(7) of the Securities and Exchange Board ....

Saffron Capital Advisors Private Limited 304, A Wing, 215 Atrium, M V Road, Chakala, Andheri East, Mumbai-400093 Tel.: +91-22-49730394 Email: info@saffronadvisor.com Website: www.saffronadvisor.com CIN No.: U67120MH2007PTC166711 Date: August 05, 2026 Listing Department BSE Limited, Phiroze Jeejeebhoy Towers Dalal Street Mumbai – 400001 Scrip Code: 531471 Dear Sirs, Subject: Open Offer by Aspect Global Ventures Private Limited ("Acquirer"), to acquire up to 25,62,872 (Twenty Five Lakh Sixty Two Thousand Eight Hundred and Seventy Two) fully paid-up Equity Shares of face value of ₹ 10/- (Rupees Ten only) each for cash at a price of ₹ 30/- (Rupees Thirty only) per Equity Shares aggregating up to ₹ 7,68,86,160/- (Rupees Seven Crore Sixty Eight Lakhs Eighty Six Thousand One Hundred Sixty only), representing 26% (Twenty Six Percent) of the Voting Share Capital of Duke Offshore Limited (“Target Company”), to the Public Shareholders of the Target Company pursuant to and in compliance with the requirements of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011, as amended (“SEBI (SAST) Regulations, 2011”) (“Offer” Or “Open Offer”). We have been appointed as ‘Manager’ to the captioned Open Offer by the Acquirer in terms of Regulation 12(1) of the SEBI (SAST) Regulations, 2011. In this regard, we are enclosing the following for your kind reference and records: A copy of Offer Opening Public Announcement and Corrigendum to the DPS and Letter of Offer (“Offer Opening Public Announcement and Corrigendum”) dated August 04, 2026. The Offer Opening Public Announcement and Corrigendum was published today i.e. on August 05, 2026, in the following newspapers: - Sr. Newspapers Language Editions 1 Financial Express English All Editions 2 Jansatta Hindi All Editions 3 Navshakti Marathi Mumbai Edition – Place where registered office of the Target Company is situated and Place of Stock Exchange at which shares of the Target Company are listed In case of any clarification required, please contact the person as mentioned below: Contact Person Designation Contact Number E-mail Id Pooja Jain Senior Manager pooja@saffronadvisor.com +91-022-49730394 Shivam Sharma Assistant Manager shivam@saffronadvisor.com We request you to kindly consider the attachments as good compliance and disseminate it on your website. For Saffron Capital Advisors Private Limited Pooja Jain Senior Manager Equity Capital Markets Encl:a/a Registered Office: 605, Sixth Floor, Centre Point, J B Nagar, Andheri East, Mumbai-400059/ SEBI Registration No: INM000011211 OFFER OPENING PUBLIC ANNOUNCEMENT UNDER REGULATION 18(7) OF THE SECURITIES AND EXCHANGE BOARD OF INDIA (SUBSTANTIAL ACQUISITION OF SHARES AND TAKEOVERS) REGULATIONS, 2011, AS AMENDED AND CORRIGENDUM TO THE DETAILED PUBLIC STATEMENT AND LETTER OF OFFER WITH RESPECT TO THE OPEN OFFER, FOR THE ATTENTION OF THE PUBLIC SHAREHOLDERS OF DUKE OFFSHORE LIMITED Registered Office: 403-Urvashi HSG Society Ltd, Off Sayani Road, Prabhadevi, 400025, Mumbai, Maharashtra, India | Tel. No.: 91-22-24221225/ 24389720/ 24365789 | Email id: info@dukeoffshore.com | Website: www.dukeoffshore.com | Corporate Identification Number: L45209MH1985PLC038300 Open Offer by Aspect Global Ventures Private Limited (“Acquirer”), to acquire up to 25,62,872 (Twenty Five Lakh Sixty Two Thousand Eight Hundred and Seventy xii. B ackground of the Offer – point 18 on page no. 17 has been added – As on date of this LOF, no complaint has been received by the Target Company or Manager Two) fully paid-up Equity Shares of face value of ` 10/- (Rupees Ten only) each for cash at a price of ` 30/- (Rupees Thirty only) per Equity Shares aggregating up to the Open Offer in relation to the proposed Open Offer or the valuation of offer price. to ` 7,68,86,160/- (Rupees Seven Crore Sixty Eight Lakhs Eighty Six Thousand One Hundred Sixty only), representing 26% (Twenty Six Percent) of the Voting Share xiii. B ackground of the Offer – point 19 on page no. 17 & 18 has been updated to- As on the date of this LOF, except as mentioned below, no regulatory actions Capital of the Target Company, to the Public Shareholders of Duke Offshore Limited (“Target Company”) pursuant to and in compliance with the requirements of are subsisting or pending, administrative warnings have been received, directions are subsisting, or proceedings are pending against the Acquirers, PAC, Target the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011, as amended (“SEBI (SAST) Regulations, 2011”) Company, its existing Promoter(s), Directors or KMPs, Manager to the Open Offer and RTA under the SEBI Act, 1992 and the regulations framed thereunder, or by (“Offer” Or “Open Offer”). any other regulator. This Offer Opening Public Announcement and corrigendum (“Offer Opening Public Announcement and Corrigendum”) should be read in continuation of and together with Further, (i) an Administrative Warning Letter issued by the Securities and Exchange Board of India (“SEBI”) to the Manager to the Open Offer in relation to certain (a) the Public Announcement dated June 11, 2026 (“PA”); (b) the Detailed Public Statement dated June 17, 2026 published on June 18, 2026 in all the edition of Financial observations pertaining to its role as merchant banker in connection with two initial public offerings, along with the current compliance status thereof; and (ii) the Express (English), Jansatta (Hindi), and Navshakti (Mumbai Edition) (Marathi - being the place where the registered office of the Target Company and the place of the Stock pending appeal before the Securities Appellate Tribunal (“SAT”), wherein the Manager to the Open Offer has been impleaded as one of the respondents, together Exchange at which the Shares of the Target Company are listed) (“DPS”); (c) the Draft Letter of Offer dated June 25, 2026 (“DLOF”) (d) the Letter of Offer dated July 28, with the current status of the proceedings. 2026 (“LOF”) along with Form of Acceptance-Cum-Acknowledgement is being issued by Saffron Capital Advisors Private Limited (“Manager to the Open Offer”), on behalf xiv. B ackground of the Offer – point 20 on page no. 18 has been updated to - As on date of this LOF, no action has been taken or penalties have been levied by SEBI/ of the Acquirer in respect of the Open Offer. RBI/Stock Exchanges under SEBI Act, 1992 and regulations made there under against the Acquirer and its Promoters/Shareholders/ Ultimate Beneficial Owners This Offer Opening Public Announcement is being issued pursuant to Regulation 18(7) of the SEBI (SAST) Regulations, 2011 and pursuant to changes/amendments as (UBOs) and Directors and the Target Company, its Promoters/Directors/KMPs, Manager to the Open Offer and RTA. advised by SEBI vide its letter bearing reference no. HO/49/12/11(77)2026-CFD-RAC-DCR2 I/16903/2026 dated July 21, 2026 (“SEBI Letter”). This Offer Opening Public “B) D etails of the proposed Offer”- the following updates / revisions / deletions have been caried out: Announcement and Corrigendum is being published in all the newspapers in which the DPS was published. i. D etails of the proposed Offer – point no. 4 on page no. 19 has been deleted due to repetition - The Offer Price is payable in cash in accordance with Regulation Capitalized terms used but not defined in this Offer Opening Public Announcement and Corrigendum shall have the meaning assigned to such terms in the PA, DPS, DLOF 9(1)(a) of the SEBI (SAST) Regulations, 2011. and/or LOF. ii. D etails of the proposed Offer – point no. 7 on page no. 19 has been inserted – Except for the acquisition of the Sale Shares i.e., 69,59,800 (Sixty Nine Lakh Fifty The shareholders of the Target Company are requested to kindly note the following: Nine Thousand and Eight Hundred) fully paid-up Equity Shares, representing 70.61% (Seventy point Six One Percent) on July 21, 2026, pursuant to the SPA and 1. T he Offer P [Showing first 8,000 characters — download PDF for full document]