CHANGE OF MARKET GROUP: POS & STR

Please note the following measures effective as of Monday, September 22nd, 2025:

ISIN / SHORT CODE / NAME /

AT0000609607/ POS / PORR AG

AT000000STR1/ STR / STRABAG SE

old Market Group: CTP (prime market) 

new Market Group: ATX (prime market)

Please consider that orders will NOT be declared cancelled!