Challenger Gold (ASX:CEL) said Peter Marrone was appointed as non-executive chairman after securing shareholder approval at its extraordinary general meeting on July 27, succeeding Eduardo Elsztain, according to a Thursday Australian bourse filing.

Yohann Bouchard was named as chief operating officer and Felipe Riquelme as chief financial officer, effective Aug. 10. Bouchard will also take the role of interim chief executive after Kris Knauer resigned.

In the same filing, the company said it completed the tranche 2 of an institutional placement to raise AU$46.5 million via the issue of around 19.4 million new shares and around 9.7 million options was completed on July 31. Marrone and other lead investors collectively subscribed for AU$10 million via the issue of around 4.2 million shares and around 2.1 million options. Marrone subscribed for AU$8 million.

The company also completed the issue of around 10 million shares under a share purchase agreement with Marrone and other lead investors for its acquisition of Blue Spruce Holdings (Australia), and the issue of an aggregate of 2.5 million concurrent share purchase agreement shares to Inversiones Financieras Del Sur and Dolphin Real Assets Fund, per the filing.