Hub gas stock and Customers' nominations updated to end of gas day 31 March 2020

Customers nominations of storage systems are updated hourly and published on Snam Rete Gas website, section Operational Business Data

Stock level of Edison Stoccaggio's Hub (equal to Strategic reserve and stock level of service of Peak Modulation and service of Modulation of Punte Costanti) is published on the Gas Infrastructure Europe - GIE website https://agsi.gie.eu/#/

Definitive data and forecast of stock level:

Stock level of service of Peak Modulation and service of Modulation of Punte Costanti is updated weekly on the basis of definitive data and Customers' seasonal forecast:

• Stock level data updated to the end of gas day 31 March 2020
• Stock Level Data at the end of injection period At 6 Am Of October, 21st 2019