<SUBMISSION>
<ACCESSION-NUMBER>0001144204-12-009659
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20120214
<FILING-DATE>20120216
<DATE-OF-FILING-DATE-CHANGE>20120216
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>Saxon Michael J
<CIK>0001380886
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-33143
<FILM-NUMBER>12620049
</FILING-VALUES>
<MAIL-ADDRESS>
<STREET1>C/O AMTRUST FINANCIAL SERVICES, INC.
<STREET2>59 MAIDEN LANE, 6TH FLOOR
<CITY>NEW YORK
<STATE>NY
<ZIP>10038
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>Amtrust Financial Services, Inc.
<CIK>0001365555
<ASSIGNED-SIC>6331
<IRS-NUMBER>043106389
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>59 MAIDEN LANE
<STREET2>6TH FLOOR
<CITY>NEW YORK
<STATE>NY
<ZIP>10038
<PHONE>(212) 220-7120
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>59 MAIDEN LANE
<STREET2>6TH FLOOR
<CITY>NEW YORK
<STATE>NY
<ZIP>10038
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>v303003_4.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
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            <officerTitle>Chief Operating Officer</officerTitle>
            <otherText></otherText>
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    <derivativeTable>
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            <securityTitle>
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                    <value>0.00</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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            </transactionAmounts>
            <exerciseDate>
                <value>2007-02-09</value>
            </exerciseDate>
            <expirationDate>
                <value>2016-02-09</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
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    <footnotes>
        <footnote id="F1">This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Saxon on September 19, 2011.1.</footnote>
        <footnote id="F2">Shares withheld to satisfy income tax withholding liabilities and payment of the option exercise price.</footnote>
        <footnote id="F3">Acquisition of common stock resulting from the vesting of one-fourth of the restricted stock units granted to Mr. Saxon on February 15, 2011.</footnote>
        <footnote id="F4">Disposition of common stock resulting from the withholding of securities for the payment of tax liability relating to the vesting of one-fourth of the restricted stock units granted to Mr. Saxon on February 15, 2011.</footnote>
        <footnote id="F5">Each restricted stock unit represents a contingent right to receive one share of AmTrust Financial Services, Inc.'s common stock.</footnote>
        <footnote id="F6">On February 15, 2011, Mr. Saxon received restricted stock units representing 20,900 shares subject to a four-year vesting schedule, vesting 25% on the first, second, third and fourth anniversaries of the grant date. As restricted stock units vest, the vested units are automatically converted to vested common stock on a one-for-one basis on the vesting date.</footnote>
        <footnote id="F7">On February 15, 2012, Mr. Saxon received restricted stock units representing 20,916 shares subject to a four-year vesting schedule, vesting 25% on the first, second, third and fourth anniversaries of the grant date. As restricted stock units vest, the vested units are automatically converted to vested common stock on a one-for-one basis on the vesting date.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Michael J. Saxon</signatureName>
        <signatureDate>2012-02-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
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</SUBMISSION>
