** Shares of ASX-listed MAC Copper MAC.AX MTAL.N rise 1.6% to A$16.53, their highest levels since March 6
** The Jersey-based co says it amended debt, simplified balance sheet via early repayment of Sprott mezzanine facility
** Adds that it replaced old debt with upsized $125 million, revolving credit facility until 2028 and $45 million environmental bond
** Expects to save ~$14 million annually in interest cash via new facilities - MAC
** Stock down 3.3% YTD, including current session's moves
(Reporting by Kumar Tanishk in Bengaluru)
((Tanishk.Kumar@thomsonreuters.com; X: @thatstanishk;))