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<title>SEC FORM 
            4</title>
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<body>SEC Form 4 
   <table width="100%" border="0" cellspacing="0" cellpadding="4">
<tr>
<td width="20%" colspan="2" valign="top" align="center" class="FormName">FORM 4</td>
<td rowspan="2" width="60%" valign="middle" align="center">
<span class="FormTitle">UNITED STATES SECURITIES AND EXCHANGE COMMISSION</span><br><span class="MedSmallFormText">Washington, D.C. 20549</span><br><br><span class="FormTitle">STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP</span><br><br><span class="MedSmallFormText">Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934</span><br><span class="MedSmallFormText">or Section 30(h) of the Investment Company Act of 1940</span>
</td>
<td rowspan="2" width="20%" valign="top" align="center"><table width="100%" border="1" summary="OMB Approval Status Box">
<tr><td class="FormTextC">OMB APPROVAL</td></tr>
<tr><td><table width="100%" border="0" summary="OMB Interior Box">
<tr>
<td class="SmallFormText" colspan="3">OMB Number:</td>
<td class="SmallFormTextR">3235-0287</td>
</tr>
<tr><td class="SmallFormText" colspan="4">Estimated average burden</td></tr>
<tr>
<td class="SmallFormText" colspan="3">hours per response:</td>
<td class="SmallFormTextR">0.5</td>
</tr>
</table></td></tr>
</table></td>
</tr>
<tr valign="middle">
<td><table width="100%" border="1" cellpadding="0" cellspacing="0"><tr><td>  </td></tr></table></td>
<td class="SmallFormText">Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. 
         <i>See</i>

         Instruction 1(b).</td>
</tr>
<tr valign="middle">
<td><table width="100%" border="1" cellpadding="0" cellspacing="0"><tr><td>  </td></tr></table></td>
<td class="SmallFormText">Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. </td>
</tr>
</table>
<table width="100%" border="1" cellspacing="0" cellpadding="4">
<tr>
<td rowspan="4" width="35%" valign="top">
<span class="MedSmallFormText">1. Name and Address of Reporting Person<sup>*</sup></span><table border="0" width="100%"><tr><td><a href="/cgi-bin/browse-edgar?action=getcompany&amp;CIK=0001504590">Sugarman Steven</a></td></tr></table>
<hr width="98%">
<table border="0" width="100%"><tr>
<td width="33%" class="MedSmallFormText">(Last)</td>
<td width="33%" class="MedSmallFormText">(First)</td>
<td width="33%" class="MedSmallFormText">(Middle)</td>
</tr></table>
<table border="0" width="100%">
<tr><td><span class="FormData">C/O PATRIOT NATIONAL BANCORP, INC.</span></td></tr>
<tr><td><span class="FormData">900 BEDFORD STREET</span></td></tr>
</table>
<hr width="98%">
<span class="MedSmallFormText">(Street)</span><table border="0" width="100%"><tr>
<td width="33%"><span class="FormData">STAMFORD</span></td>
<td width="33%"><span class="FormData">CT</span></td>
<td width="33%"><span class="FormData">06901</span></td>
</tr></table>
<hr width="98%">
<table border="0" width="100%"><tr>
<td width="33%" class="MedSmallFormText">(City)</td>
<td width="33%" class="MedSmallFormText">(State)</td>
<td width="33%" class="MedSmallFormText">(Zip)</td>
</tr></table>
</td>
<td width="35%" valign="top">
<span class="MedSmallFormText">2. Issuer Name <b>and</b> Ticker or Trading Symbol
      </span><br><a href="/cgi-bin/browse-edgar?action=getcompany&amp;CIK=0001098146">PATRIOT NATIONAL BANCORP INC</a>
     [ <span class="FormData">PNBK</span> ]
   </td>
<td rowspan="2" valign="top">
<span class="MedSmallFormText">5. Relationship of Reporting Person(s) to Issuer
      </span><br><span class="MedSmallFormText">(Check all applicable)</span><table border="0" width="100%">
<tr>
<td width="15%" align="center"><span class="FormData">X</span></td>
<td width="35%" class="MedSmallFormText">Director</td>
<td width="15%" align="center"></td>
<td width="35%" class="MedSmallFormText">10% Owner</td>
</tr>
<tr>
<td align="center"><span class="FormData">X</span></td>
<td class="MedSmallFormText">Officer (give title below)</td>
<td align="center"></td>
<td class="MedSmallFormText">Other (specify below)</td>
</tr>
<tr>
<td width="15%" align="center"></td>
<td width="35%" align="left" style="color: blue">President and CEO</td>
<td width="15%" align="center"></td>
<td width="35%" align="left" style="color: blue"></td>
</tr>
</table>
</td>
</tr>
<tr><td valign="top">
<span class="MedSmallFormText">3. Date of Earliest Transaction
         (Month/Day/Year)</span><br><span class="FormData">07/03/2025</span>
</td></tr>
<tr>
<td valign="top">
<span class="MedSmallFormText">4. If Amendment, Date of Original Filed
         (Month/Day/Year)</span><br>
</td>
<td valign="top">
<span class="MedSmallFormText">6. Individual or Joint/Group Filing (Check Applicable Line)
      </span><table border="0" width="100%">
<tr>
<td width="15%" align="center"><span class="FormData">X</span></td>
<td width="85%" class="MedSmallFormText">Form filed by One Reporting Person</td>
</tr>
<tr>
<td width="15%" align="center"></td>
<td width="85%" class="MedSmallFormText">Form filed by More than One Reporting Person</td>
</tr>
</table>
</td>
</tr>
</table>
<table width="100%" border="1" cellspacing="0" cellpadding="4"><thead>
<tr><th width="100%" valign="top" colspan="11" align="center" class="FormTextC"><b>Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned</b></th></tr>
<tr>
<th width="36%" valign="top" rowspan="2" align="left" class="MedSmallFormText">1. Title of Security (Instr. 
      3)
   </th>
<th width="6%" valign="top" rowspan="2" align="left" class="SmallFormText">2. Transaction Date
      (Month/Day/Year)</th>
<th width="5%" valign="top" rowspan="2" align="left" class="SmallFormText">2A. Deemed Execution Date, if any
      (Month/Day/Year)</th>
<th width="7%" valign="top" colspan="2" align="left" class="SmallFormText">3. Transaction Code (Instr. 
      8)
   </th>
<th width="19%" valign="top" colspan="3" align="left" class="SmallFormText">4. Securities Acquired (A) or Disposed Of (D) (Instr. 
      3, 4 and 5)
   </th>
<th width="11%" valign="top" rowspan="2" align="left" class="SmallFormText">5. 
      Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 
      3 and 4)
   </th>
<th width="9%" valign="top" rowspan="2" align="left" class="SmallFormText">6. Ownership Form: Direct (D) or Indirect (I) (Instr. 
      4)
   </th>
<th width="8%" valign="top" rowspan="2" align="left" class="SmallFormText">7. Nature of Indirect Beneficial Ownership (Instr. 
      4)
   </th>
</tr>
<tr>
<th width="4%" align="center" class="SmallFormText">Code</th>
<th width="3%" align="center" class="SmallFormText">V</th>
<th width="8%" align="center" class="SmallFormText">Amount</th>
<th width="5%" align="center" class="SmallFormText">(A) or (D)</th>
<th width="6%" align="center" class="SmallFormText">Price</th>
</tr>
</thead></table>
<table width="100%" border="1" cellspacing="0" cellpadding="4">
<thead>
<tr><th width="100%" valign="top" colspan="16" align="center" class="FormTextC">
<b>Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned</b><br><b>(e.g., puts, calls, warrants, options, convertible securities)</b>
</th></tr>
<tr>
<th width="13%" valign="top" rowspan="2" align="left" class="SmallFormText">1. Title of Derivative Security (Instr. 
      3)
   </th>
<th width="5%" valign="top" rowspan="2" align="left" class="SmallFormText">2. Conversion or Exercise Price of Derivative Security
   </th>
<th width="5%" valign="top" rowspan="2" align="left" class="SmallFormText">3. Transaction Date
      (Month/Day/Year)</th>
<th width="5%" valign="top" rowspan="2" align="left" class="SmallFormText">3A. Deemed Execution Date, if any
      (Month/Day/Year)</th>
<th width="9%" valign="top" colspan="2" align="left" class="SmallFormText">4. Transaction Code (Instr. 
      8)
   </th>
<th width="10%" valign="top" colspan="2" align="left" class="SmallFormText">5. 
      Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 
      3, 4 and 5)
   </th>
<th width="9%" valign="top" colspan="2" align="left" class="SmallFormText">6. Date Exercisable and Expiration Date 
      (Month/Day/Year)</th>
<th width="17%" valign="top" colspan="2" align="left" class="SmallFormText">7. Title and Amount of Securities Underlying Derivative Security (Instr. 
      3 and 4)
   </th>
<th width="6%" valign="top" rowspan="2" align="left" class="SmallFormText">8. Price of Derivative Security (Instr. 
      5)
   </th>
<th width="6%" valign="top" rowspan="2" align="left" class="SmallFormText">9. 
      Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 
      4)
   </th>
<th width="6%" valign="top" rowspan="2" align="left" class="SmallFormText">10. Ownership Form: Direct (D) or Indirect (I) (Instr. 
      4)
   </th>
<th width="7%" valign="top" rowspan="2" align="left" class="SmallFormText">11. Nature of Indirect Beneficial Ownership (Instr. 
      4)
   </th>
</tr>
<tr>
<th width="4%" valign="bottom" align="center" class="SmallFormText">Code</th>
<th width="4%" valign="bottom" align="center" class="SmallFormText">V</th>
<th width="5%" valign="bottom" align="center" class="SmallFormText">(A)</th>
<th width="5%" valign="bottom" align="center" class="SmallFormText">(D)</th>
<th width="5%" valign="bottom" align="center" class="SmallFormText">Date Exercisable</th>
<th width="4%" valign="bottom" align="center" class="SmallFormText">Expiration Date</th>
<th width="10%" valign="bottom" align="center" class="SmallFormText">Title</th>
<th width="7%" valign="bottom" align="center" class="SmallFormText">Amount or Number of Shares</th>
</tr>
</thead>
<tbody>
<tr>
<td align="left"><span class="SmallFormData">Series A Preferred Stock</span></td>
<td align="center">
<span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">07/03/2025</span></td>
<td align="center"></td>
<td align="center">
<span class="SmallFormData">C</span><span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"></td>
<td align="center"></td>
<td align="center"><span class="SmallFormData">19,167</span></td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">Non-Voting Common Stock</span></td>
<td align="center"><span class="FormData">1,533,333</span></td>
<td align="center">
<span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">0</span></td>
<td align="center"><span class="SmallFormData">I</span></td>
<td align="left">
<span class="SmallFormData">By Steven and Ainslie Sugarman Living Trust</span><span class="FootnoteData"><sup>(4)</sup></span>
</td>
</tr>
<tr>
<td align="left"><span class="SmallFormData">Non-Voting Common Stock</span></td>
<td align="center">
<span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">07/03/2025</span></td>
<td align="center"></td>
<td align="center">
<span class="SmallFormData">C</span><span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"></td>
<td align="center"><span class="SmallFormData">1,533,333</span></td>
<td align="center"></td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">Voting Common Stock</span></td>
<td align="center"><span class="FormData">1,533,333</span></td>
<td align="center">
<span class="FootnoteData"><sup>(1)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">1,533,333</span></td>
<td align="center"><span class="SmallFormData">I</span></td>
<td align="left">
<span class="SmallFormData">By Steven and Ainslie Sugarman Living Trust</span><span class="FootnoteData"><sup>(4)</sup></span>
</td>
</tr>
<tr>
<td align="left"><span class="SmallFormData">Series A Preferred Stock</span></td>
<td align="center">
<span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">07/03/2025</span></td>
<td align="center"></td>
<td align="center">
<span class="SmallFormData">C</span><span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"></td>
<td align="center"></td>
<td align="center"><span class="SmallFormData">5,833</span></td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">Non-Voting Common Stock</span></td>
<td align="center"><span class="FormData">466,667</span></td>
<td align="center">
<span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">0</span></td>
<td align="center"><span class="SmallFormData">I</span></td>
<td align="left">
<span class="SmallFormData">By Steven and Ainslie Sugarman Living Trust</span><span class="FootnoteData"><sup>(4)</sup></span>
</td>
</tr>
<tr>
<td align="left"><span class="SmallFormData">Non-Voting Common Stock</span></td>
<td align="center">
<span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">07/03/2025</span></td>
<td align="center"></td>
<td align="center">
<span class="SmallFormData">C</span><span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"></td>
<td align="center"><span class="SmallFormData">466,667</span></td>
<td align="center"></td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center">
<span class="SmallFormData">
                
                
            </span><span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">Voting Common Stock</span></td>
<td align="center"><span class="FormData">466,667</span></td>
<td align="center">
<span class="FootnoteData"><sup>(2)</sup></span><span class="FootnoteData"><sup>(3)</sup></span>
</td>
<td align="center"><span class="SmallFormData">466,667</span></td>
<td align="center"><span class="SmallFormData">I</span></td>
<td align="left">
<span class="SmallFormData">By Steven and Ainslie Sugarman Living Trust</span><span class="FootnoteData"><sup>(4)</sup></span>
</td>
</tr>
</tbody>
</table>
<table border="0" width="100%">
<tr><td class="MedSmallFormText"><b>Explanation of Responses:</b></td></tr>
<tr><td class="FootnoteData">1. On March 20, 2025, Patriot National Bancorp, Inc. (the "Issuer") completed its private placement of: (i) shares of the Issuer's voting common stock, par value $0.01 per share ("Voting Common Stock"), at a purchase price of $0.75 per share, and (ii) shares of a new series of the Issuer's preferred stock, no par value per share (the "Series A Preferred Stock"), with a liquidation preference of $60 per share (the "Private Placement"). Steven and Ainslie Sugarman Living Trust (the "Trust") purchased, as part of the Private Placement, 19,167 shares of Series A Preferred Stock, convertible into 1,533,333 shares of Voting Common Stock, subject to the limitation that no investor in the Private Placement has the right to become the beneficial owner (as determined under Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act")) of more than 9.99% of the issued and outstanding voting securities of the Issuer.</td></tr>
<tr><td class="FootnoteData">2. The Trust was also issued 5,833 shares of Series A Preferred Stock, convertible into 466,667 shares of Voting Common Stock, as a reimbursement of the Reporting Person's legal fees and expenses relating to the Private Placement, subject to the limitation that the Reporting Person does not have the right to become, directly or indirectly, the beneficial owner of more than 9.99% of the issued and outstanding voting securities of the Issuer.</td></tr>
<tr><td class="FootnoteData">3. On July 3, 2025, all issued and outstanding shares of Series A Preferred Stock automatically converted into shares of non-voting common stock, par value $0.01 per share ("Non-Voting Common Stock"), of the Issuer, pursuant to the terms of the Amended and Restated Certificate of Incorporation of the Issuer.  Series A Preferred Stock had no expiration date.  Each share of Non-Voting Common Stock is convertible into one share of Voting Common Stock, subject to the terms of the Amended and Restated Certificate of Incorporation of the Issuer, including the limitation that no holder of Non-Voting Common Stock has the right to become the beneficial owner (as determined under Rule 13d-3 under the Exchange Act) of more than 9.99% of the issued and outstanding voting securities of the Issuer. Voting Common Stock has no expiration date.</td></tr>
<tr><td class="FootnoteData">4. The Trust is a revocable living trust for the benefit of the Reporting Person and his spouse. The Reporting Person and his spouse are the trustees of the Trust.</td></tr>
</table>
<table width="100%" border="0">
<tr>
<td width="60%"></td>
<td width="20%"><u><span class="FormData">/s/ Steven Sugarman</span></u></td>
<td width="20%"><u><span class="FormData">07/08/2025</span></u></td>
</tr>
<tr>
<td></td>
<td class="MedSmallFormText">** Signature of Reporting Person</td>
<td class="MedSmallFormText">Date</td>
</tr>
<tr><td colspan="3" class="MedSmallFormText">Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.</td></tr>
<tr><td colspan="3" class="MedSmallFormText">* If the form is filed by more than one reporting person, 
                  <i>see</i>

                  Instruction 
                  4

                  (b)(v).</td></tr>
<tr><td colspan="3" class="MedSmallFormText">** Intentional misstatements or omissions of facts constitute Federal Criminal Violations 
                  <i>See</i>

                  18 U.S.C. 1001 and 15 U.S.C. 78ff(a).</td></tr>
<tr><td colspan="3" class="MedSmallFormText">Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, 
                  <i>see</i>

                  Instruction 6 for procedure.</td></tr>
<tr><td colspan="3" class="MedSmallFormText"><b>Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.</b></td></tr>
</table>
</body>
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