April 21 (Reuters) - Northern Star Resources Ltd NST.AX :
* NORTHERN STAR RESOURCES LTD - QUARTERLY GOLD SOLD OF 368,273OZ AT AN AISC OF A$1,598/OZ
* NORTHERN STAR RESOURCES LTD- QTRLY GROUP ALL-IN COST (AIC) OF A$1,952/OZ
* NORTHERN STAR RESOURCES - DURING QUARTER, KALGOORLIE PRODUCTION CENTRE 234,419OZ GOLD SOLD AT AN AISC OF A$1,573/OZ
* NORTHERN STAR RESOURCES LTD - PLANNED PRODUCTION FOR JUNE QUARTER PUTS COMPANY ON TRACK TO MEET FY21 PRO-FORMA PRODUCTION GUIDANCE
* NORTHERN STAR RESOURCES - ON TRACK TO MEET FY21 PRO-FORMA PRODUCTION GUIDANCE OF 1.5-1.7 MILLION OUNCES
* NORTHERN STAR RESOURCES LTD- REMAINS ON TRACK TO MEET FY21 GUIDANCE