<SEC-DOCUMENT>0000814375-25-000060.txt : 20251112
<SEC-HEADER>0000814375-25-000060.hdr.sgml : 20251112
<ACCEPTANCE-DATETIME>20251112121611
ACCESSION NUMBER:		0000814375-25-000060
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20251112
DATE AS OF CHANGE:		20251112

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Allegiant Travel CO
		CENTRAL INDEX KEY:			0001362468
		STANDARD INDUSTRIAL CLASSIFICATION:	AIR TRANSPORTATION, SCHEDULED [4512]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				204745737
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-82267
		FILM NUMBER:		251471032

	BUSINESS ADDRESS:	
		STREET 1:		1201 N. TOWN CENTER DRIVE
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89144
		BUSINESS PHONE:		702-851-7300

	MAIL ADDRESS:	
		STREET 1:		1201 N. TOWN CENTER DRIVE
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89144

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DONALD SMITH & CO., INC.
		CENTRAL INDEX KEY:			0000814375
		ORGANIZATION NAME:           	
		EIN:				132807845
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G

	BUSINESS ADDRESS:	
		STREET 1:		152 W. 57TH STREET
		STREET 2:		29TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		212-284-0990

	MAIL ADDRESS:	
		STREET 1:		152 W. 57TH STREET
		STREET 2:		29TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SMITH DONALD & CO INC /NJ/
		DATE OF NAME CHANGE:	19990329
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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    <submissionType>SCHEDULE 13G</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0000814375</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


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  </headerData>
  <formData>
    <coverPageHeader>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>09/30/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001362468</issuerCik>
        <issuerName>Allegiant Travel CO</issuerName>
        <issuerCusip>01748X102</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>1201 N. TOWN CENTER DRIVE</com:street1>
          <com:city>LAS VEGAS</com:city>
          <com:stateOrCountry>NV</com:stateOrCountry>
          <com:zipCode>89144</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>DONALD SMITH &amp; CO., INC.</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>DE</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>1686831.00</soleVotingPower>
        <sharedVotingPower>0.00</sharedVotingPower>
        <soleDispositivePower>1752791.00</soleDispositivePower>
        <sharedDispositivePower>0.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1770021.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <classPercent>9.7</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>DSCO Value Fund, L.P.</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>DE</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>17230.00</soleVotingPower>
        <sharedVotingPower>0.00</sharedVotingPower>
        <soleDispositivePower>17230.00</soleDispositivePower>
        <sharedDispositivePower>0.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>1770021.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <classPercent>9.7</classPercent>
      <typeOfReportingPerson>PN</typeOfReportingPerson>
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    <items>
      <item1>
        <issuerName>Allegiant Travel CO</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>1201 N. TOWN CENTER DRIVE, LAS VEGAS, NEVADA, 89144.</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>Donald Smith &amp; Co., Inc.</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>152 West 57th Street, 29th Floor
New York, NY 10019
</principalBusinessOfficeOrResidenceAddress>
        <citizenship>A Delaware Corporation</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>N</notApplicableFlag>
        <typeOfPersonFiling>IA</typeOfPersonFiling>
      </item3>
      <item4>
        <amountBeneficiallyOwned>1,770,021</amountBeneficiallyOwned>
        <classPercent>9.65%	</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>		 Donald Smith &amp; Co., Inc. 	1,686,831
		 DSCO Value Fund, L.P.	17,230
</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>SEE ITEM 6 </sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>		 Donald Smith &amp; Co., Inc. 	1,752,791
		 DSCO Value Fund, L.P.	17,230
</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>SEE ITEM 6 </sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>Y</notApplicableFlag>
        <classOwnership5PercentOrLess>N</classOwnership5PercentOrLess>
      </item5>
      <item6>
        <notApplicableFlag>N</notApplicableFlag>
        <ownershipMoreThan5PercentOnBehalfOfAnotherPerson>1. Donald Smith &amp; Co., Inc. does not serve as custodian of the assets of any of its clients; accordingly, in each instance only the client or the client?s custodian or trustee bank has the right to receive dividends paid with respect to, and proceeds from the sale of, such securities. The ultimate power to direct the receipt of dividends paid with respect to, and the proceeds from the sale of, such securities, is vested in the institutional clients which Donald Smith &amp; Co., Inc. serves as investment advisor. Any and all discretionary authority which has been delegated to Donald Smith &amp; Co., Inc. may be revoked in whole or in part at any time. To the knowledge of Donald Smith &amp; Co., Inc., with respect to all securities reported in this schedule owned by advisory clients of Donald Smith &amp; Co., Inc., not more than 5% of the class of such securities is owned by any one client.  2. With respect to the remaining securities owned, various persons have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Common Stock of Allegiant Travel Co.  No one person?s interest in the Common Stock of Allegiant Travel Co. is more than five percent of the total outstanding Common Stock.</ownershipMoreThan5PercentOnBehalfOfAnotherPerson>
      </item6>
      <item7>
        <notApplicableFlag>Y</notApplicableFlag>
      </item7>
      <item8>
        <notApplicableFlag>N</notApplicableFlag>
        <identificationAndClassificationOfGroupMembers>Donald Smith &amp; Co., Inc.	IA
DSCO Value Fund, L.P. 	PN
</identificationAndClassificationOfGroupMembers>
      </item8>
      <item9>
        <notApplicableFlag>Y</notApplicableFlag>
      </item9>
      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under &amp;#167; 240.14a-11.

</certifications>
      </item10>
    </items>
    <signatureInformation>
      <reportingPersonName>DONALD SMITH &amp; CO., INC.</reportingPersonName>
      <signatureDetails>
        <signature>Richard L. Greenberg</signature>
        <title>CEO and Co-CIO</title>
        <date>11/12/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>DSCO Value Fund, L.P.</reportingPersonName>
      <signatureDetails>
        <signature>Richard L. Greenberg</signature>
        <title>CEO and Co-CIO</title>
        <date>11/12/2025</date>
      </signatureDetails>
    </signatureInformation>
  </formData>

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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
