Corrigendum

Date: August 28, 2026 Ref. No.: KDL/SE/037/2026-27 To, To, BSE Limited National Stock Exchange of India Limited Corporate Relationship Department Exchange Plaza, Plot No. C-1, Block G 25th Floor, Phiroze Jeejeebhoy Towers Bandra Kurla Complex, Bandra (East) Dalal Street, Mumbai – 400 001 Mumbai – 400 051 Scrip Code: 543328 NSE Symbol: KRSNAA Dear Sir/ Madam, Sub: Corrigendum to the Postal Ballot Notice dated August 13, 2026 In continuation to our intimation dated 18th August, 2026, we are submitting herewith the corrigendum to the Notice of Postal Ballot. Copy of the said corrigendum to the Notice of Postal Ballot is also uploaded on the website of the Company https://krsnaadiagnostics.com/investors/. The Notice of Postal Ballot dated August 13, 2026 (“Notice of PB”) was dispatched to the Shareholders of the Company on August 18, 2026, in due compliance with the provisions of the Companies Act, 2013, and rules made thereunder, read with circular issued by Ministry of Corporate Affairs and Securities Exchange Board of India. Pursuant to the requirements of Regulation 28(1) of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015, the Company had filed applications for obtaining in-principle approval of the National Stock Exchange of India Limited (“NSE”) and the BSE Limited (“BSE”) (collectively, the “Stock Exchanges”) for the proposed preferential issue of share warrants of the Company, as set out in the Notice of Postal Ballot, along with the explanatory statement thereto (collectively, the “Preferential Issue”). The NSE vide its letters dated August 24, 2026 has asked the Company to provide certain information in respect of the Preferential Issue, by way of a corrigendum to the Notice of Postal Ballot. Accordingly, this Corrigendum, as enclosed, is being issued in continuation to the Notice of Postal Ballot together with the explanatory statement thereof and this Corrigendum shall be deemed to be an integral part of the original Notice dated August 13,2026. Pursuant to this Corrigendum, the members of the Company are hereby informed and requested to note that for better clarity and understanding, in the explanatory statement relating to the Item set out in the Notice of Postal Ballot following in the said explanatory statement shall be replaced and read in the manner set out in the Corrigendum. 1. Paragraph 6 — Percentage of post preferential issue capital that may be held by the allottee(s), and change in control, if any, in the issuer consequent to the Preferential Issue; 2. Paragraph 10 — Intention of the Promoters / Directors / Key Managerial Personnel / Senior Management to subscribe to the Preferential Issue; 3. Paragraph 12 — Identity of the Proposed Allottees, the natural persons who are their ultimate beneficial owners or who ultimately control them, and the percentage of post-issue capital that may be held by them; 4. Paragraph 13 — Change in control / change in the composition of the Board of Directors; and 5. Paragraph 15 — Pre-issue and post-issue shareholding pattern. The Corrigendum is being dispatched to all the members of the Company in the same manner in which the Postal Ballot Notice was dispatched, is being made available on the e-voting website of National Securities Depository Limited at www.evoting.nsdl.com, and is available on the website of the Company at https://krsnaadiagnostics.com/investors/. pursuant to Regulation 46(2) of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015. A copy of the detailed Corrigendum is enclosed herewith as Annexure "A". The corrigendum shall form an integral part to the Notice of Postal Ballot and should be read in conjunction with the aforesaid Notice of Postal Ballot. This is for your information and record. Thanking you, Yours Faithfully For Krsnaa Diagnostics Limited Sujoy Sudipta Bose Company Secretary & Compliance Officer M. No.: F-13902 Place: Pune Annexure A CORRIGENDUM TO THE POSTAL BALLOT NOTICE This Corrigendum is issued in continuation of the Notice of Postal Ballot together with the explanatory statement dated 13 August 2026 issued to the members of Krsnaa Diagnostics Limited (the "Company") (the "Postal Ballot Notice"). The Postal Ballot Notice was dispatched to the members of the Company on 18 August 2026 in due compliance with the provisions of the Companies Act, 2013 and the rules made thereunder. The remote e-voting facility commenced on Wednesday, 19 August 2026 at 9:00 a.m. (Indian Standard Time, "IST") and will conclude on Thursday, 17 September 2026 at 5:00 p.m. (IST). This Corrigendum is issued on the directions of the National Stock Exchange of India Limited contained in its letter dated 24 August 2026, to amend and to provide the additional details set out below, and pursuant to Regulation 163 of the SEBI (Issue of Capital and Disclosure Requirements) Regulations, 2018 read with Rule 13 of the Companies (Share Capital and Debentures) Rules, 2014. This Corrigendum shall form an integral part of, and shall be read in conjunction with, the Postal Ballot Notice. The following paragraphs of the explanatory statement to the Postal Ballot notice stand modified as under: 1. Paragraph 6 — Percentage of post preferential issue capital that may be held by the allottee(s), and change in control, if any, in the issuer consequent to the Preferential Issue Category Pre Issue Holding % Number of equity shares Post Issue Holding % proposed to be allotted or to be allotted post conversion of Warrants into Equity The proposed allottees are 27.11 16,21,000 Equity shares 29.70 members of the Promoter and Promoter Group of the Company 2. Paragraph 10:- Intention of Promoters / Directors / KMP / Senior Management to subscribe: Mr. Rajendra Khivraj Mutha and Krsna Diagnostics (Mumbai) Private Limited, being members of the Promoter and Promoter Group of the Company, have each confirmed their intention to subscribe to the Warrants proposed to be allotted to them pursuant to the Preferential Issue, as set out below: Sr. Number of Warrants Intention to Name of the Proposed Allottee No. proposed to be allotted subscribe 1. Mr. Rajendra Khivraj Mutha 75,000 Yes 2. Krsna Diagnostics (Mumbai) Private Limited 15,46,000 Yes Total 16,21,000 Save as aforesaid, no other member of the Promoter and Promoter Group, and no Director, Key Managerial Personnel or member of the Senior Management of the Company, intends to subscribe to the Preferential Issue. 3. Paragraph 12:- Identity of the Proposed Allottees, the natural persons who are their ultimate beneficial owners / who ultimately control them, and the percentage of post-issue capital that may be held by them: The Proposed Allottees, all of whom form part of the Promoter and Promoter Group of the Company, together with their category, Permanent Account Number, the number of Warrants and Equity Shares proposed to be allotted, and their pre-issue and post-issue shareholding, are set out below. The ultimate beneficial owners of the Proposed Allottees are the natural persons named in the table. Sr. No Name of the Category PAN Natural person(s) No. of No. of Pre-issue Post-issue Proposed Allottee who are the Warrants Equity holding holding ultimate Shares on (No. & %) (No. & %, beneficial exercise assuming owner(s)/who full ultimately exercise) control 1. Mr. Rajendra Promoter ABAPM0270H NA 75,000 75,000 80,29,920 81,04,920 Mutha and 24.75% 23.11% Promoter Group 2. Krsna Diagnostics Promoter AAGCK5323B Mr. Rajendra 15,46,000 15,46,000 7,65,685 23,11,685 (Mumbai) Private and Mutha 2.36% 6.59% Limited Promoter Group 4. Paragraph 13:- Change in control / change in composition of the Board: The Preferential Issue will not result in any change in control or in the management of the Company, and will not result in any change in the composition of the Board of Directors. The Promoter and Promoter Group already exercise control over the Company. Consequent to the Preferential Issue, [Showing first 8,000 characters — download PDF for full document]