Utilize the input text as a context reference, choose the right relationship between 'IRESS' and 'Australian Securities Exchange' from the options.
Options: stock exchange, industry, platform, distribution format

BBY had about 1 per cent share of trading across the Australian Securities Exchange and Chi-X prior to being placed in voluntary administration, and accounted for 7 per cent of the local ETO market, according to IRESS data.
stock exchange