Who is funding the Texas Stock Exchange?

Can you provide some insight into the question of who is funding the Texas Stock Exchange? Given the significance of this new venture in the financial landscape, it's natural for many to wonder about the source of its capital. Are there any major investors or financial institutions that are backing this project? Or is it being self-funded by the founders and their team? Understanding the funding behind the Texas Stock Exchange could offer valuable insights into its potential for success and future direction.