Geo, I have seen it done as per the link below. 88e obtained an underwriting agreement from brokers to ensure monies expected from options conversion were certain.
The problem is a discount is applied so less funds are certain and existing option holders get no benefit
With RLE raising capital at 10.5c, the assumption is no broker would underwrite at 10.5c or 9.5c if you attribute a value to the 1 for 3 RLEOBs https://www.asx.com.au/asxpdf/20180212/pdf/43rhmkbfdyjy7c.pdf
RLE Price at posting:
9.9¢ Sentiment: Sell Disclosure: Held