1962 - 20,000 No. of equity shares issued at a premium of Rs 25 each.

1967 - 36,000 right equity shares issued at par in the proportion 18:35.

1970 - In April, 95,400 bonus shares issued; Prop. 9:10.

1976 - 1,00,700 bonus shares issued to proportion 1:2.

1982 - Shares subdivided. 12,08,400 bonus shares issued in prop. 2:5.

1986 - 16,91,761 bonus shares issued in proportion 2:5.

1991 - 23,68,464 No. of equity shares issued as bonus in prop. 2:5, 58,713 shares issued to the shareholders of Wendt (India) Ltd. in ratio of 3 shares of the Company + Rs 50 cash for every 5 shares of Wendt (India) Ltd.

1992 - The Company offered 25,94,965-15% secured redeemable partly convertible debentures of Rs 130 each on right basis to the existing shareholders in the ratio of 2 debentures for every five equity share held. Another 1,29,748 debentures were offered to the employees. All were accepted.

- Part-A of Rs 60 per debenture was converted into one equity share at a premium of Rs 50 per share on 1.4.1993. Part-B of Rs 70 per debenture was to be redeemed in three instalments of Rs 23, Rs 23 and Rs 24 from 7th, 8th and 9th year respectively from the date of allotment.

- The Company acquired 4,740 preference shares and 1,24,800 equity shares of Wendt (India) Ltd. and 10 lakhs Units of Unit Trust of India under the 1964 Scheme.

- The Company has issued by private placement 5,00,000 - 14% Secured Redeemable Non-Convertible Debentures of Rs.100/-each aggregating to Rs.500 lakhs to finance the working capital requirements.

1993 - 27,24,164 shares allotted (prem. Rs 50) on conversion of 15% PCDs.

1994 - The Company commissioned a wind farm of 2 MW capacity at Perungudi and Tamilnadu. During the year a project for manufacture of brown aluminium oxide grains was commissioned with additional capacity of 8,000 tonnes at Edappally.

- 300 shares issued on conversion of 15% PCDs.

- The Company has obtained highest rating of p1+ from CRISIL for the issue of Commercial Paper for Rs.10 crores during the year.

1995 - Four wind mills were also added for increasing the capacity to 2.925 MW in order to meet power requirement of Hosur factory.

- During the year the Company had entered into a technology transfer agreement relating to manufacture of nitride bonded silicon carbide refractories.

1996 - The performance of electrominerals division was affected by the continuous steep power cuts in Kerala, increase in power traffis and freight charges.

- A new facility for manufacture of new generation monolithics for steel plants was being established at Visakhapatnam.

- Murugappa Morgan Thermal Ceramics Ltd., a subsidiary in which the Company held 70% shareholding has implemented a new project for 3000 tonnes Spun Ceramic Fibre

1997 - The Company has issued and allotted 4,01,020 bonus shares in the ratio of two shares for every one share held.

- During the year a technology transfer agreement has been entered into with Answer Technology Inc., USA for manufacture of new generation monolithics for steel plants.

- The Company has collaborated with leading research institutions like Regional Research Laboratory, Babha Atomic Research Centre and Pennsylvania State University for the development of new ceramic materials and process technology.

- The Company's shares have been admitted to the depository system consequent to an agreement being signed with National Securities Depositories Ltd., (NSDL) in November.

- The Company is to set up a unit in Visakhapatnam for the manufacture of special refractories for the steel industry.

- The company also set up four windmills during the year.

- The Ranipet unit manufacturing super refractories received the ISO 9002 certification.

- The Company, part of the Murugappa Group, Chennai, has become the first Indian company to have got the approval of the Directorate of Civil Aviation for plasma coating aircraft propellers and turbine blades.

- The Company is merging the three companies that it acquired last year - Cutfast Abrasive Tools (CAT), Cutfast Polymers (CPL), and its arm Eastern Abrasive (EAL).

1998 - Eastern Abrasive Ltd and Carborundum Universal Investments Ltd. are subsidiaries of Carborundum Universal Ltd.

1999 - Allotment of 4,62,319 shares to the shareholders of erstwhile Cutfast Abrasive Tools Ltd., Cutfast Polymers Ltd. and Eastern Abrasive Ltd. consequent to the amalgamation of these Companies with Carborundum Universal Ltd. - During the year 5,62,500 equity shares were allotted to HSBC Private Equity India Fund Ltd., Mauritius (HPEIF) on conversion of the 15% Fully Convertible Bonds aggregating to Rs.9 crores held by them.

- The Company has established a wholly owned subsidiary in the U.S.A by name CUMI America Inc. for marketing the Company's products in the American markets.

2000 - New Ambadi Investments Pvt. Ltd. (NAIL) has acquired 14,88,732 (12.30 per cent) equity shares of the company and consequently its present holding stands at 14,97,732 (12.37 per cent).

- The Company has sold its refractory unit in Visakhapatnam for a sum of Rs 7.8 crore.

- The Company has received shareholder approve to its decision to buy-back up to 27-68 lakh shares at Rs. 115 per share through a tender offer on a proportionate basis.

- The Company proposed to buyback the fully-paid equity shares of Rs. 10 each of the company.

2002

-Mr M V Murugappan steps down as the Whole Time Director on the Board of the company.

-Sells its Electrocast refactories unit at Palkkad for Rs.31 crs.

2003

-Appoints Mr Ramesh Agarwal as the Manging Director of the company.

-The Company has acquired a 51% stake in CUMI Australia Pty Ltd.

2004

-M.M. Murugappan new MD for Carborundum Universal

-Gets award for industrial safety instituted by National Safety Council, Kerala Chapter in other industries sector in the small industries category

2005

-Carborundum Universal Ties up with South African firm Cerdak

-Carborundum Universal Ltd sets up 100% subsidiary in Ras Al Khaimah, U.A.E for marketing its products, namely, Abrasives, Ceramics, Refractories and Electrominerals in Middle East

-Carborundum Universal has given the Bonus in the Ratio of 1:1

2006

-Carborundum Universal enters into a Joint Venture with CEEB to take a 49% stake in Jingri, Yanjiao, China

2007

-Carborundum Universal Ltd has entered into a Business Purchase Agreement with IVP Ltd, for the acquisition of its industrial ceramics division at Aurangabad, Maharashtra, as a going concern subject to fulfillment of statutory and other formalities. The deal is expected to be completed shortly.

2009

- Carborundum Universal Ltd has informed BSE that Mr. M Lakshminarayan has been appointed as Non Executive Director of the Company with effect from January 20, 2009.

2010

-Mr. K Srinivasan has been reappointed as Managing Director.

2011

-Mr. Sridharan Rangarajan has been appointed as Chief Financial Officer of the Company.

-Carborundum Q2 net up 29% at Rs34.65cr

-Company has splits its Face value of Shares from Rs 2 to Re 1 2012

-Carborundum Universal Limited Q4 up 9.32% at Rs 54.04 cr

-Carborundum Universal ties up with UK’s Sheffield Refractories and Anderman.

2013

-Mr Aroon Raman has been appointed as Non Executive Director of the Company with effect from October 30, 2013.

-The Company have recommended a Final dividend of Re. 0.75 (paise Seventy five only) per equity share (on a face value of Re. 1/- ) for the year.

2014

-The Company has wholly owned subsidiary of Carborundum Universal Ltd. (CUMI), India, has formed a 100% subsidiary company.

2015 -Merger of Cellaris Refractories India Limited (CRIL) with Carborundum Universal Limited (CUMI)

2016 -Carborundum Universal Ltd.Inaugurates new R&D centre at Industrial Ceramics unit in Hosur

2018

-Carborundum Universal Limited has informed that M/s. Karvy Computershare Private Limited (the Company??s Share Transfer Agent) has intimated us of the Order passed by the Hyderabad Bench of the National Company Law Tribunal (NCLT Order) approving the composite scheme of arrangement and amalgamation between M/s. Karvy Consultants Limited (demerged company), M/s. Karvy Computershare Private Limited (transferor company) and M/s. Karvy Fintech Private Limited (resulting company). As per the said Scheme, the operations of Karvy Computershare Private Limited have been transferred to Karvy Fintech Private Limited with effect from 17th November 2018. The Company has been further informed that pursuant to the NCLT Order, all the existing agreements to which KCPL is a party including the RTA agreements entered into with the Company shall be in full force and vest with Karvy Fintech Private Limited

2020

-The Company's Abrasives division at Sriperumbudur, Tamil Nadu which manufactures Coated Abrasives at an existing installed capacity of 15 million sq. mtr. per annum having a capacity utilization of over 90% has today commenced commercial production with an additional capacity of 15 million sq. mtr. per annum. With this, the total capacity of Coated Abrasives at the Sriperumbudur facility now stands at 30 million sq. mtr. per annum.

We further wish to inform that the additional capacity has been installed at an investment of about Rs. 480 million. The investment has been funded entirely from internal accruals. The capacity addition was undertaken to augment the existing coated abrasives facility with a state of the art maker process and equipment which will also cater to the growing market demand for coated products domestically and internationally.

2021

-The company has said that M/s CUMI GmbH, Germany, a step down wholly owned subsidiary of the Company, has entered into an Asset Purchase Agreement (APA) on 22nd December 2021 at Germany to acquire the main assets including land & building, plant & machinery, fixed assets, leased assets, brands & trademark, patent, technical know-how and other intangible assets but excluding cash and receivables of M/s AWUKO Abrasives Wandmacher Gmbh & Co. KG (AWUKO) which is under insolvency proceedings from 1st December 2021.

- The company, regarding the proposal for acquisition of equity shares of M/s. Altstadtsee 492.V V GmbH) by CUMI International Limited, Cyprus (CIL), a wholly owned subsidiary of Carborundum Universal Limited (CUMI), The acquisition is completed as per the details of our earlier communication.

-Regarding the strategic acquisition of equity shares in PLUSS Advanced Technologies Private Limited (PLUSS), the company has said that we, M/s Carborundum Universal Limited (CUMI) have completed the acquisition / investment in the equity share capital of PLUSS on 6th October 2021 aggregating to 71.99% of the paid-up equity capital.

Post this acquisition effective 6th October 2021, PLUSS along with its wholly owned subsidiary in Netherlands - M/s. Pluss Advanced Technologies BV have become subsidiaries of CUMI.

2022 -CUMI received CII National Office Innovation Award 2022. -CUMI received Corporate Excellence Award 2022.

2023 -Cumi Inks Mou With Drdo'S Rci Laboratory For Ceramic Radome Technology. -Cumi Launches Monocrystalline Alumina Under Brand Name Cumi Monk.

2024 -The Company Acquire of 10528 equity shares representing 2.06% of the paid up capital of PLUSS Advanced Technologies Limited. -The Company entered into a Purchase Agreement for acquiring 100% membership interest in M/s. Silicon Carbide Products Inc.