    <SEC-DOCUMENT>0001493152-23-012129-index.html : 20230413
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    <ACCEPTANCE-DATETIME>20230413160517
    ACCESSION NUMBER:		0001493152-23-012129
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		16
    CONFORMED PERIOD OF REPORT:	20230413
    ITEM INFORMATION:		Other Events
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20230413
    DATE AS OF CHANGE:		20230413

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Ocean Power Technologies, Inc.
    		CENTRAL INDEX KEY:			0001378140
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
    		IRS NUMBER:				222535818
    		STATE OF INCORPORATION:			NJ
    		FISCAL YEAR END:			0430

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-33417
    		FILM NUMBER:		23818403

    	BUSINESS ADDRESS:
    		STREET 1:		28 ENGELHARD DRIVE
    		STREET 2:		SUITE B
    		CITY:			MONROE TOWNSHIP
    		STATE:			NJ
    		ZIP:			08831
    		BUSINESS PHONE:		609-730-0400

    	MAIL ADDRESS:
    		STREET 1:		28 ENGELHARD DRIVE
    		STREET 2:		SUITE B
    		CITY:			MONROE TOWNSHIP
    		STATE:			NJ
    		ZIP:			08831

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Ocean Power Technologies, INc.
    		DATE OF NAME CHANGE:	20061012
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    <FILENAME>ex99-1.htm
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    <FILENAME>ex99-1_001.jpg
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    <DESCRIPTION>XBRL SCHEMA FILE
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    <SEQUENCE>7
    <FILENAME>optt-20230413_lab.xml
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    <SEQUENCE>13
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    <TEXT>
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    <TYPE>XML
    <SEQUENCE>14
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    <TYPE>JSON
    <SEQUENCE>16
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