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      id="x_4d509da8-ba24-4ec3-8899-dc010638df8a">&lt;span style="color:#000000;font-family:Arial;font-size:11.64pt;font-weight:bold;"&gt;PGIM Rock ETF Trust&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:9.70pt;font-weight:bold;"&gt;PGIM S&amp;amp;P 500 Max Buffer ETF &#x2013; July&lt;/span&gt;
&lt;br/&gt;&lt;span style="color:#000000;font-family:Arial;font-size:9.70pt;font-weight:bold;"&gt;(the &#x201c;Fund&#x201d;)&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-style:italic;font-weight:bold;"&gt;Supplement dated &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-weight:bold;"&gt;June 23, 2025&lt;/span&gt;
&lt;br/&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-style:italic;font-weight:bold;"&gt;to the Fund&#x2019;s Currently Effective Prospectus&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;"&gt;As described in the Fund&#x2019;s prospectus, an investment in shares of the Fund is subject to a pre-determined upside return cap (the &#x201c;Cap&#x201d;) that represents the maximum percentage return an investor can achieve from an investment in the Fund for the entire Target Outcome Period (generally, an approximately one-year period over which the Fund seeks to produce the target outcome). The Target Outcome Period for the Fund will commence on July 1, 2025 and end on June 30, 2026. The Fund&#x2019;s Cap will not be determined until on or about the start of the Target Outcome Period. &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-style:italic;font-weight:bold;"&gt;Investors are encouraged to visit the Fund&#x2019;s website (https://www.pgim.com/investments/etf-buffer-fund)* on July 1, 2025&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;line-height:11.64pt;"&gt;  &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-style:italic;font-weight:bold;"&gt;(or the first business day thereafter) to obtain information on the Cap for the Target Outcome Period. Investors should consider the Cap before investing in the Fund for the Target Outcome Period.&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;"&gt;The anticipated buffer for the Fund is also disclosed below. &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-style:italic;font-weight:bold;"&gt;Investors are further encouraged to visit the website (https://www.pgim.com/investments/etf-buffer-fund)* for the Fund on July 1, 2025 (or the first business day thereafter) to obtain information on the final buffer for the Target Outcome Period.&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;"&gt;As of June 23, 2025, the expected range of the Fund&#x2019;s Cap and anticipated buffer for the Target Outcome Period is set forth below.&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-weight:bold;margin-left:0.0pt;"&gt;Fund Name&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-weight:bold;margin-left:0.0pt;"&gt;Ticker&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-weight:bold;margin-left:0.0pt;"&gt;Estimated Cap Range&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;font-weight:bold;margin-left:0.0pt;"&gt;Anticipated Buffer&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;PGIM S&amp;amp;P 500 Max &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;Buffer ETF &#x2013; July&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;PMJL&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;4.8% &#x2013; 7.8 % before &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;fees and expenses&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;100% before fees and expenses  &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;(4.3% &#x2013; 7.3% after &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;taking into account the &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;Fund&#x2019;s unitary &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;management fee)&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;(99.5% after taking into account the Fund&#x2019;s &lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;margin-left:0.0pt;"&gt;unitary management fee)&lt;/span&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;"&gt;_________&lt;/span&gt;
&lt;br/&gt;&lt;span style="color:#000000;font-family:Arial;font-size:8.73pt;"&gt;* Reference to the Website does not incorporate the Website into this supplement or the Fund&#x2019;s prospectus.&lt;/span&gt;</oef:SupplementToProspectusTextBlock>
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