Notice of Filing of Proposed Rule Change Related To Adopt Rules To Govern the Trading of Equity Securities on the Exchange Through a Facility of the Exchange Known as the Boston Security Token Exchange LLC

Notice of Designation of Longer Period for Commission Action on a Proposed Rule Change To Adopt Rules Governing the Trading of Equity Securities on the Exchange Through a Facility of the Exchange Known as the Boston Security Token Exchange LLC

Notice of Filing of Amendment No. 1 and Order Instituting Proceedings To Determine Whether To Approve or Disapprove a Proposed Rule Change, as Modified by Amendment No. 1, To Adopt Rules Governing the Trading of Equity Securities on the Exchange Through a

Notice of Filing of Amendment No. 2 to Proposed Rule Change To Adopt Rules Governing the Trading of Equity Securities on the Exchange Through a Facility of the Exchange Known as the Boston Security Token Exchange LLC

Notice of Designation of Longer Period for Commission Action on Proceedings To Determine Whether To Approve or Disapprove a Proposed Rule Change, as Modified by Amendment No. 2, To Adopt Rules Governing the Trading of Equity Securities on the Exchange Thr

Notice of Withdrawal of a Proposed Rule Change, as Modified by Amendment No. 2, To Adopt Rules Governing the Trading of Equity Securities on the Exchange Through a Facility of the Exchange Known as the Boston Security Token Exchange LLC