OPTT Shareholders Re-elect Six Directors and Approve 2015 Plan Share Increase to 7.28M

Proposal 5: The proposal to approve, by a non-binding advisory vote, the compensation of the Company’s named executive officers was approved and the voting results were as follows: Number of Votes Voted For Number of Votes Voted Against Number of Votes Abstaining Number of Broker Non-Votes 11,641,066 5,815,478 1,145,830 10,502,979

Proposal 2: The proposal to approve an amendment to the 2015 Plan to increase the number of shares of the Common Stock available for grant under the 2015 Plan from 4,382,036 to 7,282,036 in order to ensure that adequate shares will be available under the 2015 Plan for future grants and to amend the aggregate number of shares available for incentive awards was approved and the voting results were as follows: Number of Votes Voted For Number of Votes Voted Against Number of Votes Abstaining Number of Broker Non-Votes 11,550,621 6,234,120 816,733 10,503,879

Proposal 3: The proposal to ratify, by a non-binding advisory vote, the adoption of the Company’s Section 382 Tax Benefits Preservation Plan, dated as of June 29, 2023, by and between the Company and Computershare Trust Company, N.A., as Rights Agent, was approved and the voting results were as follows: Number of Votes Voted For Number of Votes Voted Against Number of Votes Abstaining Number of Broker Non-Votes 12,732,224 4,606,344 1,262,905 10,503,880

Proposal 1: Each of the six individuals named below under “Name of Company Nominee” was re-elected to the Board, to serve until the 2024 Annual Meeting or until his or her respective successor has been elected and qualified, or until the director’s earlier death, resignation, or removal. As to each of the Company’s nominees for director, the results of the voting were as follows: Name of Company Nominee Number of Votes Voted For Number of Votes Withheld Number of Broker Non-Votes Terence J. Cryan 12,838,890 5,751,223 10,515,240 Philipp Stratmann 13,739,243 4,850,340 10,515,770 Clyde W. Hewlett 13,812,047 4,777,536 10,515,770 Diana G. Purcell 15,011,114 3,558,713 10,535,526 Peter E. Slaiby 13,798,954 4,790,629 10,515,770 Natalie Lorenz-Anderson 15,305,056 3,264,771 10,535,526

Proposal 4: The proposal to ratify, by a non-binding advisory vote, the selection of EisnerAmper LLP as the Company’s independent registered public accounting firm for the fiscal year ending April 30, 2024 was approved and the voting results were as follows: Number of Votes Voted For Number of Votes Voted Against Number of Votes Abstaining 23,466,038 4,011,964 1,627,351