So it's not only that it ends in ".exchange"... I didn't even know that's possible. But you only got two letters before the dot. How much does such a domain cost?
Maybe you can have an idea here:
https://www.name.com/domains/exchangeFirst time though to hear Tranched Value Securities and I think this is innovative as this offering is a win-win situation for traders and the exchange itself. For sure, if this becomes successful in the future, other exchanges might implement this in there core and offer it to their users as well.