Change (%) Amount Portion Amount Portion Amount Portion March 2020 December 2019 Senior unsecured notes 101,989 71.4% 107,880 73.0% 99,530 66.3% (5.5)% 2.5% Subordinated notes 40,294 28.2% 39,228 26.5
Classified by Type of Instruments September 2019 June 2019 December 2018 Change (%) Amount Portion Amount Portion Amount Portion June 2019 December 2018 Senior unsecured notes 101,007 66.0% 101,474 86.9
2019 July Issued unsubordinated unsecured debentures with bondholder representative total value of THB 1,005mn, interest rate 5.5% p.a., 3 years, quarterly interest payment, and having maturing date on 1
unsecured debentures with bondholder representative total value of THB 1,005.0mn, interest rate 5.50% p.a., 3 years, quarterly interest payment, and having maturing date on 1 August 2022. August Launched
the Board of Directors. 2) Started construction of “Hotel Kitch”, a new lifestyle hotel on Charoen Nakhorn Rd., in front of the River condominium. December 1) Issued unsubordinated unsecured debentures
2016 Change (%) Amount Portion Amount Portion Amount Portion September 2017 December 2016 Senior unsecured notes 98,003 86.6% 100,105 73.9% 107,556 74.7% (2.1)% (8.9)% Unsecured subordinated notes 14,692
Type of Instruments December 2019 September 2019 December 2018 Change (%) Amount Portion Amount Portion Amount Portion September 2019 December 2018 Senior unsecured notes 99,530 66.3% 101,007 66.0
7.43 (5.25) 4. Other issues On 7 July 2017, TRIS Rating affirmed the company rating and senior unsecured debenture rating of Eastern Water Resources Development and Management PLC at “A+” with “stable
entered into cross currency interest rate swap contracts to hedge its debt. However, the Company has unused unsecured revolving credit facilities as of May 31, 2020 totaling 3,000 million baht and unused
scheduled to achieve COD in 2Q2019-1Q2020. Tris Rating affirmed the company rating and senior unsecured debentures at A- with Stable Outlook. 3 PERFORMANCE BY BUSINESS Total Revenue of Utilities Business