<SEC-DOCUMENT>0001140361-20-001055.txt : 20200117
<SEC-HEADER>0001140361-20-001055.hdr.sgml : 20200117
<ACCEPTANCE-DATETIME>20200117154651
ACCESSION NUMBER:		0001140361-20-001055
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20200115
FILED AS OF DATE:		20200117
DATE AS OF CHANGE:		20200117

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Halliday Sarah A
		CENTRAL INDEX KEY:			0001707868

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14703
		FILM NUMBER:		20533458

	MAIL ADDRESS:	
		STREET 1:		52 SOUTH BROAD STREET
		CITY:			NORWICH
		STATE:			NY
		ZIP:			13815

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NBT BANCORP INC
		CENTRAL INDEX KEY:			0000790359
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				161268674
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		52 S BROAD ST
		CITY:			NORWICH
		STATE:			NY
		ZIP:			13815
		BUSINESS PHONE:		6073372265

	MAIL ADDRESS:	
		STREET 1:		52 S. BROAD STREET
		CITY:			NORWICH
		STATE:			NY
		ZIP:			13815
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-01-15</periodOfReport>

    <issuer>
        <issuerCik>0000790359</issuerCik>
        <issuerName>NBT BANCORP INC</issuerName>
        <issuerTradingSymbol>NBTB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001707868</rptOwnerCik>
            <rptOwnerName>Halliday Sarah A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>52 SOUTH BROAD STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NORWICH</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>13815</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>true</isOfficer>
            <officerTitle>EVP / President Comm Banking</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>NBT Bancorp Inc. Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1285.834</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401k</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>NBT Bancorp Inc. Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2020-01-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1401</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>40.435</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9767</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Phantom Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>NBT Bancorp Inc.</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>726.145</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>726.145</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each share of phantom stock is deemed invested in one share of NBT Bancorp Inc. common stock pursuant to the terms of the Deferred Compensation Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Annette L. Burns, Power of Attorney For: Sarah A. Halliday</signatureName>
        <signatureDate>2020-01-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>ex24_1.htm
<DESCRIPTION>EXHIBIT 24.1
<TEXT>
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      <div style="text-align: right;"><font style="font-weight: bold;">Exhibit 24.1</font></div>
      <div style="text-align: right;">
        <div><br>
        </div>
        <div>
          <div style="text-align: center; font-weight: bold;">POWER OF ATTORNEY</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 36pt;">Know all by these presents, that the undersigned hereby constitutes and appoints each of Annette Burns and Angela Kelley signing singly, and with full power of substitution, the undersigned&#8217;s true
            and lawful attorney-in-fact to:</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 27pt; margin-left: 36pt;">(1)&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;execute for and on behalf of the undersigned, in the undersigned&#8217;s capacity as an officer and/or director of NBT Bancorp Inc. (the &#8220;Company&#8221;), Forms 3, 4, and 5 in
            accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder;</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 27pt; margin-left: 36pt;">(2)&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4, or 5 and timely
            file such form with the United States Securities and Exchange Commission and any stock exchange or similar authority; and</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 27pt; margin-left: 36pt;">(3)&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;take any other action of any type whatsoever in connection with the foregoing which, in the opinion of such attorney-in-fact, may be of benefit to, and in the best
            interest of, or legally required by, the undersigned.</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 36pt;">The undersigned hereby grants to each such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the
            exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that
            such attorney-in-fact, or such attorney-in-fact&#8217;s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted.&#160; The undersigned acknowledges that the foregoing
            attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned&#8217;s responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 36pt;">This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4, and 5 with respect to the undersigned&#8217;s holdings of and transactions in
            securities issued by the Company, unless earlier revoked by the undersigned in a sign writing delivered to the foregoing attorneys-in-fact.</div>
          <div><br>
          </div>
          <div style="text-align: left; text-indent: 36pt;">IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of this 17<sup style="vertical-align: text-top; line-height: 1; font-size: smaller;">th</sup> day of December, 2019.</div>
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              <tr>
                <td style="width: 50%; vertical-align: top;">&#160;</td>
                <td style="width: 50%; vertical-align: top;">
                  <div><u>/s/ Sarah A. Halliday</u></div>
                </td>
              </tr>
              <tr>
                <td style="width: 50%; vertical-align: top;">&#160;</td>
                <td style="width: 50%; vertical-align: top;">
                  <div>Sarah A. Halliday</div>
                </td>
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          <div style="text-align: left;"> <br>
          </div>
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