Submission of disclosure of sale of shares by the Promoters ( FORM - C ) - PIT Regulations

(An ISO 9001 : 2015 Company) Manufacturer of : Liquid & Gaseous Oxygen, Liquid & Gaseous Nitrogen, Liquid & Gaseous Nitrous Oxide, Liquid & Gaseous Medical Oxygen & Dissolved Acetylene Gas Regd. Office : S-1, 2nd Floor, Alsa Mall, New No.4 Old No.149, Montieth Road, Egmore, Chennai - 600 008. Ph : (044) 2852 0096 / 97 / 98 Fax : (044) 2852 0095 E-mail : sales @nolgroup.com, contact@nolgroup.com, CIN No. L24111TN1974PLC006819 Date: 22-06-2026 The Manager - Listing Department BSE Limited Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai - 400 001 BSE Scrip Code: 507813; ISIN: INE296D01010 Dear Sir/Ma’am, Subject: Intimation of Disclosure under Regulation 7(2) of the SEBI (Prohibition of Insider Trading) Regulations, 2015: Please find attached disclosure under Regulation 7(2) of the Prohibition of Insider Trading Regulations, 2015 received from RAJESH KUMAR SARAF (Promoter). This is for your information and records. Kindly take note oft he same. For NATIONAL OXYGEN LIMITED RAJESH KUMAR SARAF MANAGING DIRECTOR DIN: 00007353 Place: CHENNAI Breathing Life Into Industry FACTORY 1 B R.S. No. 126/4 A, Pondy - Villupuram Road, Thiruvandar Koil, Puducherry - 605 102. Phone : (0413) 2640448 Fax : (0413) 2640181 E-mail : nolp@ noolgnroudp.cyom FACTORY 2 : R-5, Sipcot Industrial Growth Centre, Perundurai, Erode - 638 052, Tamilnadu, Ph : (04294) 234145 E-mail : nolperundurai@nolgroup.com FACTORY 3 Plot No.4, Sidco Industrial Estate - Mathur (New) Kainankarai, Mathur - 622515. Pudukottai Dist Mobile : 99400 82462 E-mail : noltrichy @nolgroup.com EORM-C SEBI (Prohibition of Insider Trading) Regulations, 2015 [Regulation 7 (2) read with Regulation 6(2) — Continual Disclosure] Name of the Company: NATIONAL OXYGEN LIMITED ISIN of the Company: INE296D01010 Details of change in holding of Securities of Promoter, Member of the Promoter Group, Designated Person or Director ofa listed company and immediate relatives of such persons and other such persons as mentioned in Regulation 6(2). Name, Category of [Securities held[Securities acquired/Disposed Securities held |Date of allot: Date of|Mode offExchange PAN, Person prior to| post acquisition/ advicel-acquisition- |intimation (acquisition fon which CIN/DIN, |(Promoter/ |acquisition/ disposal ofshares/ to /disposal [the trade & Address [member of |disposal disposal of shares, [company [(on market/ (was with thepromoter specify public/ executed Contact group/desig rights/ Nos. nated Type of [No.and|Type o No. Value [Transac [Type of|No.and From To preferential person/ securiti [% of |securities tion securities |% of offer/ Director es (For [share |(Foreg. Type (Foreg. |[sharehol off market/ slimmediate |eg. lholding |- (Purcha (- Shares, |ding Inter-se relative — Shares Shares, selsale |Warrants, transfer, to/others Warrants,| Warrants, Pledge/ |Converti ESOPs, etc.) Convert Convertib Revocat |ble etc.) ible le ion/ Debentur Debentu Debentur Invocati |es, res, es, on/ Rights Rights Rights Others- |entitleme entitlem entitleme please |nt, etc.) ents nt, etc.) specify) etc.) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Mr. Rajesh| Promoter Equity [196651[ Equity | 39045 Rs Sale Equity | 1927473 [02.06. |19.06.2026 [22.06.2026 [Market N.A Kumar Shares | 8and | Shares and 247125 Shares and 2026 Saraf 39% 0.77% 8 38.23% PAN: AAKPS446 Address- No: 3C, Tangy Apartments| ,34, Dr PV Cherian Crescent, Egmore, Chennai — 600 008 Contact Number: 994015500 Note: (i) “Securities” shall have the meaning as defined under regulation 2(1)(i) of SEBI (Prohibition of Insider Trading) Regulations, 2015. (ii) Value of transaction excludes taxes/brokerage/any other charges Details of trading in derivatives on the securities of the company by Promoter, member of the promoter group, designated person or Director of a listed company and immediate relatives of such persons and other such persons as mentioned in Regulation 6(2). Trading in derivatives (Specify type of contract, Futures or Options etc.) Exchange on which the trade was executed Type of |Contract Buy Sell contract specifications| Notional Number oflNotional Value |Number of unitsg Value units (contracts * o (contracts * lot size) size) 16 17 18 19 20 21 22 NA NA NA NA NA NA NA Note: In case of Options, notional value shall be calculated based on Premium plus strike price of options. Digitally signed by Rajesh Rajesh Kumar o3 Saraf 1Da0t5e:3 020 26.06.22 14:29:18 Name & Signature:RAJESH KUMAR SARAF Designation: Seller/ Promoter/ Managing Director Date: 22-06-2026 Place: Chennai