IOI (KLSE:IOICORP) reported fresh fruit bunch production of 215,533 tonnes in April, alongside 11,117 tonnes from outside purchases, according to a Thursday Malaysian bourse filing.
Shares slid about 2% in Friday's midday trade.
Crude palm oil output stood at 49,445 tonnes, while palm kernel production totalled 8,547 tonnes.
Rubber production remained at zero during the month, while coconut output was recorded at 592,172 nuts, the company said.