May 5 (Reuters) - Rio Tinto Plc RIO.L :
* Rio Tinto to reduce gross debt by $1.5 billion through its tender offers
* Final aggregate principal amount of securities purchased under any and all offer that expired on 27 April 2016 was $1.359 billion
* Reduce its near term maturing gross debt by $1.5 billion after accepting for purchase a total of $141 million of debt under its Dutch auction offer and $1.359 billion under its any and all offer Source text for Eikon: ID:nRSE3893Xa Further company coverage: RIO.L
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