** Shares of Australia's Invictus Energy IVZ.AX extend losses into a fourth session, down 2% on the day
** Stock set for its worst week on record
** The oil and gas firm down 63.7% since Tuesday, when it said subscription agreement with private entity Al Mansour Holdings for 19.9% stake in co for A$37.8 million ($26.13 million) has been terminated
** Stock gained 97.5% in 2025
(Reporting by Shruti Agarwal in Bengaluru)
((Shruti.Agarwal@thomsonreuters.com))