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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 J1j/RbHnyIfrxMcFmVUtncaK4sV04SMyAOt+50PQcBmMbtR1OnhDK09HXG+TmV4V
 bG3sXk9mkJO96PN4/bLPgg==

<SEC-DOCUMENT>9999999995-07-003995.txt : 20071011
<SEC-HEADER>9999999995-07-003995.hdr.sgml : 20071011
<ACCEPTANCE-DATETIME>20071011001515
ACCESSION NUMBER:		9999999995-07-003995
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20071010
DATE AS OF CHANGE:		20071011
EFFECTIVENESS DATE:		20071010

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ULTRA SERIES FUND
		CENTRAL INDEX KEY:			0000732697
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-87775
		FILM NUMBER:		071166264

	BUSINESS ADDRESS:	
		STREET 1:		2000 HERITAGE WAY
		CITY:			WAVERLY
		STATE:			IA
		ZIP:			50677
		BUSINESS PHONE:		3193524090

	MAIL ADDRESS:	
		STREET 1:		2000 HERITAGE WAY
		CITY:			WAVERLY
		STATE:			IA
		ZIP:			50677
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000732697
<SERIES-ID>S000019999
<SERIES-NAME>Conservative Allocation Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056077
<CLASS-CONTRACT-NAME>Conservative Allocation Fund Class Z
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000732697
<SERIES-ID>S000020000
<SERIES-NAME>Aggressive Allocation Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056078
<CLASS-CONTRACT-NAME>Aggressive Allocation Fund Class Z
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000732697
<SERIES-ID>S000020001
<SERIES-NAME>Moderate Allocation Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056079
<CLASS-CONTRACT-NAME>Moderate Allocation Fund Class Z
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000732697
<SERIES-ID>S000020002
<SERIES-NAME>Small Cap Growth Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056080
<CLASS-CONTRACT-NAME>Small Cap Growth Fund Class Z
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000732697
<SERIES-ID>S000020003
<SERIES-NAME>Small Cap Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000056081
<CLASS-CONTRACT-NAME>Small Cap Value Fund Class Z
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2007-10-10</finalEffectivenessDispDate>
        <accessionNumber>0000950124-07-005050</accessionNumber>
        <submissionType>485APOS</submissionType>
        <filer>
            <cik>0000732697</cik>
            <entityName>ULTRA SERIES FUND</entityName>
            <fileNumber>002-87775</fileNumber>
            <seriesClassContractData>
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                    <seriesName>Conservative Allocation Fund</seriesName>
                    <classContractId>C000056077</classContractId>
                    <classContractName>Conservative Allocation Fund Class Z</classContractName>
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                <existing>
                    <seriesId>S000020000</seriesId>
                    <seriesName>Aggressive Allocation Fund</seriesName>
                    <classContractId>C000056078</classContractId>
                    <classContractName>Aggressive Allocation Fund Class Z</classContractName>
                </existing>
                <existing>
                    <seriesId>S000020001</seriesId>
                    <seriesName>Moderate Allocation Fund</seriesName>
                    <classContractId>C000056079</classContractId>
                    <classContractName>Moderate Allocation Fund Class Z</classContractName>
                </existing>
                <existing>
                    <seriesId>S000020002</seriesId>
                    <seriesName>Small Cap Growth Fund</seriesName>
                    <classContractId>C000056080</classContractId>
                    <classContractName>Small Cap Growth Fund Class Z</classContractName>
                </existing>
                <existing>
                    <seriesId>S000020003</seriesId>
                    <seriesName>Small Cap Value Fund</seriesName>
                    <classContractId>C000056081</classContractId>
                    <classContractName>Small Cap Value Fund Class Z</classContractName>
                </existing>
            </seriesClassContractData>
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</TEXT>
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