Obsidian to Sell Cardium Assets to InPlay Oil for US$225MM / Latest / By mark Calgary, Alberta-based Obsidian Energy is divesting operated assets in the Cardium to InPlay Oil for CA$320 million in cash, equity and asset interests. The company will retain its non-operated holdings in the Pembina Cardium Unit #11. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Related