NOTE 15—SUBSEQUENT EVENTS

On April 28, 2022, both the Initial Redemption and the Subsequent Redemption occurred. As a result, no shares of Series G Preferred Stock remain outstanding.

At the 2022 Annual Meeting, BIOLASE stockholders approved an amendment to BIOLASE’s Restated Certificate of Incorporation, as amended, to effect a reverse stock split of BIOLASE common stock, at a ratio ranging from one-for-two (1:2) to one-for-twenty-five (1:25), with the final ratio to be determined by the Board. Immediately after the 2022 Annual Meeting, the Board approved a one-for-twenty-five (1:25) reverse stock split of the outstanding shares of BIOLASE common stock (the “Reverse Stock Split”). On April 28, 2022, BIOLASE filed an amendment to its Restated Certificate of Incorporation, as amended, with the Secretary of State of the State of Delaware to effect the Reverse Stock Split, effective as of 11:59 p.m. on April 28, 2022. The Amendment did not change the authorized shares of common stock.