<html xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:ix="http://www.xbrl.org/2013/inlineXBRL" xmlns:ixt="http://www.xbrl.org/inlineXBRL/transformation/2015-02-26" xmlns:ixt-sec="http://www.sec.gov/inlineXBRL/transformation/2015-08-31" xmlns:us-gaap="http://fasb.org/us-gaap/2021-01-31" xmlns:dei="http://xbrl.sec.gov/dei/2021" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:country="http://xbrl.sec.gov/country/2021" xmlns:currency="http://xbrl.sec.gov/currency/2021" xmlns:naics="http://xbrl.sec.gov/naics/2021" xmlns:sic="http://xbrl.sec.gov/sic/2021" xmlns:stpr="http://xbrl.sec.gov/stpr/2021" xmlns:exch="http://xbrl.sec.gov/exch/2021" xmlns:srt="http://fasb.org/srt/2021-01-31" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:trst="http://trustcobank.com/20210518" xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <title></title>
    <!-- Licensed to: Broadridge
         Document created using EDGARfilings PROfile 7.5.0.0
         Copyright 1995 - 2021 Broadridge -->
    <meta http-equiv="Content-Type" content="text/html" />
</head>

<body style="font-family: 'Times New Roman'; font-size: 10pt; text-align: left; color: #000000; background-color: #ffffff;">
<div id="DSPFiXBRLHidden" style="display: none;"><ix:header><ix:hidden><ix:nonNumeric name="dei:AmendmentFlag" id="Fact_00066ccad2d845adaf23fa3b7755952c" contextRef="c20210518to20210518" format="ixt:booleanfalse">false</ix:nonNumeric><ix:nonNumeric name="dei:EntityRegistrantName" id="Fact_37e2864b076548d1839c9cf41d6e12c1" contextRef="c20210518to20210518">TRUSTCO BANK CORP NY</ix:nonNumeric><ix:nonNumeric name="dei:EntityFileNumber" id="Fact_d6dac95265c84f1ea035d493bd120dfe" contextRef="c20210518to20210518">000-10592</ix:nonNumeric><ix:nonNumeric name="dei:EntityAddressStateOrProvince" id="Fact_19a1caf52bf44e7eb7a0aaf00e83a938" contextRef="c20210518to20210518">NY</ix:nonNumeric><ix:nonNumeric name="dei:EntityCentralIndexKey" id="Fact_87145ee89e9949038b253b45d192e2c0" contextRef="c20210518to20210518">0000357301</ix:nonNumeric><ix:nonNumeric name="dei:SecurityExchangeName" id="Fact_6b7b8756ce9d4622b0101243047406a2" contextRef="c20210518to20210518">NASDAQ</ix:nonNumeric></ix:hidden><ix:references><link:schemaRef xlink:href="trst-20210518.xsd" xlink:type="simple"></link:schemaRef></ix:references><ix:resources><xbrli:context id="c20210518to20210518"><xbrli:entity><xbrli:identifier scheme="http://www.sec.gov/CIK">0000357301</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2021-05-18</xbrli:startDate><xbrli:endDate>2021-05-18</xbrli:endDate></xbrli:period></xbrli:context></ix:resources></ix:header></div>

  <div>
    <hr style="border: none; border-bottom: 1px solid black; border-top: 4px solid black; height: 10px; color: #ffffff; background-color: #ffffff; text-align: center; margin-left: auto; margin-right: auto;" /></div>

  <div>
    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 14pt; font-weight: bold;">UNITED STATES</div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 14pt; font-weight: bold;">SECURITIES AND EXCHANGE COMMISSION</div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 12pt; font-weight: bold;">Washington, D.C. 20549</div>

    <div><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 18pt; font-weight: bold;">FORM <ix:nonNumeric name="dei:DocumentType" id="Fact_7499d1eac06e4a3c982d0561e1b0436a" contextRef="c20210518to20210518">8-K</ix:nonNumeric></div>

    <div><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">CURRENT REPORT PURSUANT</div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">TO SECTION 13 OR 15(D) OF THE</div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">SECURITIES EXCHANGE ACT OF 1934</div>

    <div><br />
    </div>

    <div style="text-align: center; text-indent: -31.5pt; margin-left: 31.5pt; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">Date of Report (date of earliest event reported):&#160; <ix:nonNumeric name="dei:DocumentPeriodEndDate" id="Fact_90a16ca996da4f289e70f8ef78186674" contextRef="c20210518to20210518" format="ixt:datemonthdayyearen">May 18, 2021</ix:nonNumeric></div>

    <div><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 24pt; font-weight: bold;"><span style="-sec-ix-hidden:Fact_37e2864b076548d1839c9cf41d6e12c1">TrustCo Bank Corp NY</span><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">(Exact name of registrant as specified in its charter)</div>

    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" border="0" id="z57f497ad38bf4ec989d65e95bc6c9284" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;">


  <tr>

    <td style="width: 33%; vertical-align: top;">
            <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><ix:nonNumeric name="dei:EntityIncorporationStateCountryCode" id="Fact_65ef65bb2d364bb58ff4d3a6c48ae5ec" contextRef="c20210518to20210518" format="ixt-sec:stateprovnameen">New York</ix:nonNumeric><br />
            </div>
          </td>

    <td style="width: 34%; vertical-align: top;">
            <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="-sec-ix-hidden:Fact_d6dac95265c84f1ea035d493bd120dfe">0-10592</span><br />
            </div>
          </td>

    <td style="width: 33%; vertical-align: top;">
            <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><ix:nonNumeric name="dei:EntityTaxIdentificationNumber" id="Fact_62a2b5dd6dfb4fa0ad3c02afad08c065" contextRef="c20210518to20210518">14-1630287</ix:nonNumeric><br />
            </div>
          </td>

  </tr>

  <tr>

    <td style="width: 33%; vertical-align: top;">
            <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">State or Other Jurisdiction of Incorporation or Organization</div>
          </td>

    <td style="width: 34%; vertical-align: top;">
            <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">Commission File No.</div>
          </td>

    <td style="width: 33%; vertical-align: top;">
            <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">I.R.S. Employer Identification Number</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><ix:nonNumeric name="dei:EntityAddressAddressLine1" id="Fact_06967111c75b4c889d8d96d3ab98da45" contextRef="c20210518to20210518">5 SARNOWSKI DRIVE</ix:nonNumeric>, <ix:nonNumeric name="dei:EntityAddressCityOrTown" id="Fact_5cc9bc71abc6403b9d03a6d35e3fb615" contextRef="c20210518to20210518">GLENVILLE</ix:nonNumeric>, <span style="-sec-ix-hidden:Fact_19a1caf52bf44e7eb7a0aaf00e83a938">NEW YORK</span> <ix:nonNumeric name="dei:EntityAddressPostalZipCode" id="Fact_d76c34991c534d3aa0ccb182abad4bb7" contextRef="c20210518to20210518">12302</ix:nonNumeric></div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">(Address of principal executive offices)</div>

    <div><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">(<ix:nonNumeric name="dei:CityAreaCode" id="Fact_9c5d8b6bbda34b9b9ce8f657bf9a4df7" contextRef="c20210518to20210518">518</ix:nonNumeric>) <ix:nonNumeric name="dei:LocalPhoneNumber" id="Fact_aace8ecf4b1e4753b64b9c0ab0609be1" contextRef="c20210518to20210518">377-3311</ix:nonNumeric></div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">(Registrant&#8217;s Telephone Number,</div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">Including Area Code)</div>

    <div><br />
    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">NOT APPLICABLE</div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt;">(Former Name or Former Address, if Changed Since Last Report)</div>

    <div><br />
    </div>

    <div style="text-align: justify; text-indent: 18pt; font-family: 'Times New Roman'; font-size: 10pt;">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under
      any of the following provisions:</div>

    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" id="zdc423888231a4dfcbd8b7ae1daaca5ff" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 18pt;"><br />
          </td>

    <td style="width: 27pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt;"><ix:nonNumeric name="dei:WrittenCommunications" id="Fact_ac16a9adcb374ad3a3283868fbd2360c" contextRef="c20210518to20210518" format="ixt-sec:boolballotbox">&#x2610;</ix:nonNumeric><br />
          </td>

    <td style="width: auto; vertical-align: top; text-align: justify;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt;">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" id="zc6dae5f7e2ec49498c486010bb143544" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 18pt;"><br />
          </td>

    <td style="width: 27pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt;"><ix:nonNumeric name="dei:SolicitingMaterial" id="Fact_c5b03405b59b4963840b6a795b807c39" contextRef="c20210518to20210518" format="ixt-sec:boolballotbox">&#x2610;</ix:nonNumeric><br />
          </td>

    <td style="width: auto; vertical-align: top; text-align: justify;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt;">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" id="z77e84a12d49f4941a24bab6c6a05551d" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 18pt;"><br />
          </td>

    <td style="width: 27pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt;"><ix:nonNumeric name="dei:PreCommencementTenderOffer" id="Fact_7814bb6de912416fbaa2132b043f6627" contextRef="c20210518to20210518" format="ixt-sec:boolballotbox">&#x2610;</ix:nonNumeric><br />
          </td>

    <td style="width: auto; vertical-align: top; text-align: justify;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt;">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" id="z63487054cb104a7b8bb34fffb1449caa" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 18pt;"><br />
          </td>

    <td style="width: 27pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt;"><ix:nonNumeric name="dei:PreCommencementIssuerTenderOffer" id="Fact_2a51e485330045278632a87255112d38" contextRef="c20210518to20210518" format="ixt-sec:boolballotbox">&#x2610;</ix:nonNumeric><br />
          </td>

    <td style="width: auto; vertical-align: top; text-align: justify;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt;">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">Securities registered pursuant to Section 12(b) of the Act:</div>

    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" border="0" id="zf0fcada2a06845bcb93a4dbccf5c5ff7" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;">


  <tr>

    <td style="width: 1%; vertical-align: top; border-left: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0);" colspan="1">&#160;</td>

    <td style="width: 32%; vertical-align: top; border-right: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0);">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">Title of each class</div>
          </td>

    <td style="width: 1%; vertical-align: top; border-left: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0);" colspan="1">&#160;</td>

    <td style="width: 33%; vertical-align: top; border-right: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0);">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">Trading Symbol(s)</div>
          </td>

    <td style="width: 1%; vertical-align: top; border-left: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0);" colspan="1">&#160;</td>

    <td style="width: 32%; vertical-align: top; border-right: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0); border-top: 2px solid rgb(0, 0, 0);">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">Name of each exchange on which registered</div>
          </td>

  </tr>

  <tr>

    <td style="width: 1%; vertical-align: top; border-left: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0);" colspan="1">&#160;</td>

    <td style="width: 32%; vertical-align: top; border-right: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0);">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;"><ix:nonNumeric name="dei:Security12bTitle" id="Fact_e0acd85effc0406ca6253906a701fbc0" contextRef="c20210518to20210518">Common Stock, $1.00 par value</ix:nonNumeric><br />
            </div>
          </td>

    <td style="width: 1%; vertical-align: top; border-left: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0);" colspan="1">&#160;</td>

    <td style="width: 33%; vertical-align: top; border-right: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0);">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;"><ix:nonNumeric name="dei:TradingSymbol" id="Fact_f0455c64560a4f81a15505cfc01f2f26" contextRef="c20210518to20210518">TRST</ix:nonNumeric><br />
            </div>
          </td>

    <td style="width: 1%; vertical-align: top; border-left: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0);" colspan="1">&#160;</td>

    <td style="width: 32%; vertical-align: top; border-right: 2px solid rgb(0, 0, 0); border-bottom: 2px solid rgb(0, 0, 0);">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;"><span style="-sec-ix-hidden:Fact_6b7b8756ce9d4622b0101243047406a2">Nasdaq Global Select Market</span><br />
            </div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (&#167;230.405 of this chapter) or
      Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;240.12b-2 of this chapter).</div>

    <div style="text-align: left;"><span style="font-size: 10pt; font-family: 'Times New Roman';"> </span><br />
    </div>

    <div style="text-align: right; font-family: 'Times New Roman'; font-size: 10pt;">Emerging growth company <ix:nonNumeric name="dei:EntityEmergingGrowthCompany" id="Fact_0c2ce74bed934c69ba6ae76969ee7b82" contextRef="c20210518to20210518" format="ixt-sec:boolballotbox">&#x2610;</ix:nonNumeric></div>

    <div><br />
    </div>

    <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or
      revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. &#9744;</div>

    <div><br />
    </div>

    <div>
      <div>
        <hr style="border: none; border-bottom: 4px solid black; border-top: 1px solid black; height: 10px; color: #ffffff; background-color: #ffffff; text-align: center; margin-left: auto; margin-right: auto;" /></div>

    </div>

    <div style="clear: both; margin-top: 10pt; margin-bottom: 10pt;">
      <div style="page-break-after:always;">
        <hr style="margin: 4px 0px; width: 100%; border-width: 0; height: 2px; color: #000000; background-color: #000000; clear: both;" /></div>

    </div>

    <!--PROfilePageNumberReset%Num%2%-%-%-->
    <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">TrustCo Bank Corp NY</div>

    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" id="z5486cd0713d547db9ed1781f2cd7dde9" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 72pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="text-decoration: underline;">Item 8.01.</span></td>

    <td style="width: auto; vertical-align: top; text-align: left;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="text-decoration: underline;">Other Events</span></div>
          </td>

  </tr>


</table>
    <div>&#160;</div>

    <div style="text-align: left; margin-left: 72pt; font-family: 'Times New Roman'; font-size: 10pt;">A press release was issued on May 18, 2021 announcing that the Board of Directors had declared a quarterly cash dividend of $0.068125 per
      share.&#160; The dividend is payable July 1, 2021, to shareholders of record at the close of business on June 4, 2021.&#160; Attached is a copy of the press release labeled as Exhibit 99(a).</div>

    <div>&#160;</div>

    <table cellspacing="0" cellpadding="0" id="z393760d7ca454e878b7ca7d8eb09f952" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 72pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="text-decoration: underline;">Item 9.01.</span></td>

    <td style="width: auto; vertical-align: top; text-align: left;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="text-decoration: underline;">Financial Statements and Exhibits</span></div>
          </td>

  </tr>


</table>
    <div>&#160;</div>

    <table cellspacing="0" cellpadding="0" id="z33871a72a29f4344b2918ca700ac5e54" class="DSPFListTable" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; text-align: left; color: #000000;">


  <tr>

    <td style="width: 72pt;"><br />
          </td>

    <td style="width: 36pt; vertical-align: top; font-family: 'Times New Roman'; font-size: 10pt;">(c)</td>

    <td style="width: auto; vertical-align: top; text-align: left;">
            <div style="font-family: 'Times New Roman'; font-size: 10pt;">Exhibits</div>
          </td>

  </tr>


</table>
    <div>&#160;</div>

    <table cellspacing="0" cellpadding="0" border="0" id="zf95e951356544b868c9601ff7df60e0a" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;">


  <tr>

    <td style="width: 10%; vertical-align: top;" colspan="1">&#160;</td>

    <td style="width: 15%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="text-decoration: underline;">Reg S-K Exhibit No.</span></div>
          </td>

    <td style="width: 75%; vertical-align: top;">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;"><span style="text-decoration: underline;">Description</span></div>
          </td>

  </tr>

  <tr>

    <td style="width: 10%; vertical-align: top;" colspan="1">&#160;</td>

    <td style="width: 15%; vertical-align: top;">&#160;</td>

    <td style="width: 75%; vertical-align: top;">&#160;</td>

  </tr>

  <tr>

    <td style="width: 10%; vertical-align: top;" colspan="1">&#160;</td>

    <td style="width: 15%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;"><a href="brhc10024830_ex99a.htm">99(a)</a></div>
          </td>

    <td style="width: 75%; vertical-align: top;">
            <div style="text-align: left;"><span style="font-size: 10pt; font-family: 'Times New Roman'; color: rgb(0, 0, 0);"> </span>
              <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">Press release dated May 18, 2021 announcing that the Board of Directors had declared a quarterly cash dividend of $0.068125 per share.</div>
            </div>
          </td>

  </tr>

  <tr>

    <td style="width: 10%; vertical-align: top;" rowspan="1" colspan="1">&#160;</td>

    <td style="width: 15%; vertical-align: top;" rowspan="1">&#160;</td>

    <td style="width: 75%; vertical-align: top;" rowspan="1">&#160;</td>

  </tr>

  <tr>

    <td style="width: 10%; vertical-align: top;" colspan="1">&#160;</td>

    <td style="width: 15%; vertical-align: top;">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">104</div>
          </td>

    <td style="width: 75%; vertical-align: top;">
            <div style="text-align: left; font-family: 'Times New Roman'; font-size: 10pt;">&#160;Cover Page Interactive Data File &#8211; the cover page XBRL tags are embedded within the Inline XBRL document.</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <div style="clear: both; margin-top: 10pt; margin-bottom: 10pt;">
      <div style="text-align: center;"><span style="font-family: 'Times New Roman'; font-size: 8pt; font-weight: normal; font-style: normal;">-2-</span></div>

      <div style="page-break-after:always;">
        <hr style="margin: 4px 0px; width: 100%; border-width: 0; height: 2px; color: #000000; background-color: #000000; clear: both;" /></div>

    </div>

    <div style="text-align: center; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">SIGNATURES</div>

    <div><br />
    </div>

    <div style="text-align: justify; text-indent: 36pt; font-family: 'Times New Roman'; font-size: 10pt;">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf
      by the undersigned thereunto duly authorized.</div>

    <div><br />
    </div>

    <table cellspacing="0" cellpadding="0" border="0" id="z6d0df801428d4aecb667ab165affdccc" style="font-family: 'Times New Roman'; font-size: 10pt; width: 100%; border-collapse: collapse; text-align: left; color: #000000;">


  <tr>

    <td style="width: 45%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">Dated: May 18, 2021</div>
          </td>

    <td style="width: 3%; vertical-align: top;">&#160;</td>

    <td style="width: 52%; vertical-align: top;">&#160;</td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="width: 3%; vertical-align: top;">&#160;</td>

    <td style="width: 52%; vertical-align: top;">&#160;</td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="vertical-align: top;" colspan="2">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt; font-weight: bold;">TrustCo Bank Corp NY</div>
          </td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="vertical-align: top;" colspan="2">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">(Registrant)</div>
          </td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="width: 3%; vertical-align: top;">&#160;</td>

    <td style="width: 52%; vertical-align: top;">&#160;</td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="width: 3%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">By:</div>
          </td>

    <td style="width: 52%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;"><span style="text-decoration: underline;">/s/ Michael M. Ozimek</span></div>
          </td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="width: 3%; vertical-align: top;">&#160;</td>

    <td style="width: 52%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">Michael M. Ozimek</div>
          </td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="width: 3%; vertical-align: top;">&#160;</td>

    <td style="width: 52%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">Executive Vice President and</div>
          </td>

  </tr>

  <tr>

    <td style="width: 45%; vertical-align: top;">&#160;</td>

    <td style="width: 3%; vertical-align: top;">&#160;</td>

    <td style="width: 52%; vertical-align: top;">
            <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">Chief Financial Officer</div>
          </td>

  </tr>


</table>
    <div><br />
    </div>

    <div><br />
    </div>

    <div style="text-align: center;"><span style="font-family: 'Times New Roman'; font-size: 8pt; font-weight: normal; font-style: normal;">-3-</span></div>

    <div style="text-align: justify; font-family: 'Times New Roman'; font-size: 10pt;">
      <hr style="height: 2px; color: #000000; background-color: #000000; text-align: center; border: none; margin-left: auto; margin-right: auto;" /></div>

  </div>

</body>
</html>
[{"type": "8-K", "sequence": "1", "filename": "brhc10024830_8k.htm", "description": "8-K", "secsgml_size_bytes": 27724}]
{"company-data": {"conformed-name": "TRUSTCO BANK CORP N Y", "cik": "0000357301", "assigned-sic": "6022", "irs-number": "141630287", "state-of-incorporation": "NY", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-10592", "film-number": "21936010"}, "business-address": {"street1": "6 METRO PARK ROAD", "city": "ALBANY", "state": "NY", "zip": "12205", "phone": "5183773311"}, "mail-address": {"street1": "6 METRO PARK ROAD", "city": "ALBANY", "state": "NY", "zip": "12205"}}
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM
8-K
CURRENT REPORT PURSUANT
TO SECTION 13 OR 15(D) OF THE
SECURITIES EXCHANGE ACT OF 1934
Date of Report (date of earliest event reported):
May 18, 2021
TrustCo Bank Corp NY
(Exact name of registrant as specified in its charter)
New York
0-10592
14-1630287
State or Other Jurisdiction of Incorporation or Organization
Commission File No.
I.R.S. Employer Identification Number
5 SARNOWSKI DRIVE
,
GLENVILLE
,
NEW YORK
12302
(Address of principal executive offices)
(
518
)
377-3311
(Registrant's Telephone Number,
Including Area Code)
NOT APPLICABLE
(Former Name or Former Address, if Changed Since Last Report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under
      any of the following provisions:
☐
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each class
Trading Symbol(s)
Name of each exchange on which registered
Common Stock, $1.00 par value
TRST
Nasdaq Global Select Market
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or
      Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or
      revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
TrustCo Bank Corp NY
Item 8.01.
Other Events
A press release was issued on May 18, 2021 announcing that the Board of Directors had declared a quarterly cash dividend of $0.068125 per
      share.  The dividend is payable July 1, 2021, to shareholders of record at the close of business on June 4, 2021.  Attached is a copy of the press release labeled as Exhibit 99(a).
Item 9.01.
Financial Statements and Exhibits
(c)
Exhibits
Reg S-K Exhibit No.
Description
99(a)
Press release dated May 18, 2021 announcing that the Board of Directors had declared a quarterly cash dividend of $0.068125 per share.
104
Cover Page Interactive Data File – the cover page XBRL tags are embedded within the Inline XBRL document.
-2-
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf
      by the undersigned thereunto duly authorized.
Dated: May 18, 2021
TrustCo Bank Corp NY
(Registrant)
By:
/s/ Michael M. Ozimek
Michael M. Ozimek
Executive Vice President and
Chief Financial Officer
-3-