0000074046 2021-03-10 2021-03-10 0000074046 false 8-K 2021-03-10 OIL-DRI CORPORATION OF AMERICA DE 001-12622 36-2048898 410 North Michigan Avenue Suite 400 60611-4213 Chicago IL 312 321-1515 false false false false false Common Stock, par value $0.10 per share ODC NYSE