<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-03-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000799097</issuerCik>
        <issuerName>SAN HOLDINGS INC</issuerName>
        <issuerTradingSymbol>SANZ.OB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001226013</rptOwnerCik>
            <rptOwnerName>SUN SOLUNET LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001129733</rptOwnerCik>
            <rptOwnerName>SUN CAPITAL PARTNERS II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5200 TOWN CENTER CIRCLE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 470</rptOwnerStreet2>
            <rptOwnerCity>BOCA RATON</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33486</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001249755</rptOwnerCik>
            <rptOwnerName>SUN CAPITAL PARTNERS LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001193052</rptOwnerCik>
            <rptOwnerName>LEDER MARC J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5200 TOWN CENTER CIRCLE, SUITE 470</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BOCA RATON</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33486</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001193057</rptOwnerCik>
            <rptOwnerName>KROUSE RODGER R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5200 TOWN CENTER CIRCLE, SUITE 470</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BOCA RATON</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33486</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001249758</rptOwnerCik>
            <rptOwnerName>SUN CAPITAL ADVISORS II LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Series A Preferred Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-03-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                    <footnoteId id="F4"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-03-02</value>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>58833451</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Purchase Warrant</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.30</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-03-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-03-02</value>
            </exerciseDate>
            <expirationDate>
                <value>2011-03-02</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>29416726</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Purchase Warrant</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.50</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-03-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-03-02</value>
            </exerciseDate>
            <expirationDate>
                <value>2011-03-02</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>29416726</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Marc J. Leder (&quot;Leder&quot;) and Rodger R. Krouse (&quot;Krouse&quot;) each currently serve as a director of the Issuer.  In addition, Leder and Krouse each own 50% of the membership interests in Sun Capital Partners, LLC (&quot;Sun Partners LLC&quot;), which in turn is the general partner of Sun Capital Advisors II, LP (&quot;Sun Advisors II&quot;), which in turn is the general partner of Sun Capital Partners II, LP (&quot;Sun Partners II LP&quot;).  Sun Partners II LP owns 99% of the membership interests of Sun Solunet, LLC (&quot;Sun Solunet&quot;).  As a result, Leder, Krouse, Sun Partners LLC, Sun Advisors II, and Sun Partners II LP may be deemed to have indirect beneficial ownership of the Stock Purchase Warrants pursuant to which Sun Solunet may purchase shares of Common Stock of the Issuer.  Leder, Krouse, Sun Partners LLC, Sun Advisors II, and Sun Partners II LP each expressly disclaim beneficial ownership of any shares of Common Stock in which they do not have a pecuniary interest.</footnote>
        <footnote id="F2">On March 2, 2006, the Issuer sold Sun Solunet and various other purchasers securities in a private placement transaction pursuant to a securities purchase agreement (the &quot;Securities Purchase Agreement&quot;).  Pursuant to the Securities Purchase Agreement, the Issuer issued to Sun Solunet 176.5 units (&quot;Units&quot;), with each Unit consisting of (i) one share of the Issuer's newly designated convertible Series A Preferred Stock, no par value per share, initially convertible into 333,333 shares of the Issuer's common stock, no par value per share; (ii) a warrant to purchase 166,667 shares of common stock exercisable until March 2, 2011 at an initial exercise price of $0.30 per share (&quot;Warrant A&quot;); and (iii) a warrant to purchase 166,667 shares of common stock exercisable until March 2, 2011 at an initial exercise price of $0.50 per share (&quot;Warrant B&quot;).  Holders of Series A Preferred Stock are entitled to receive cumulative stock dividends payable in shares of the Issuer's common stock.</footnote>
        <footnote id="F3">The Series A Preferred Stock has no expiration date.</footnote>
        <footnote id="F4">In the aggregate Sun Solunet's 176.5 shares of Series A Preferred Stock are convertible into 58,833,451 shares of common stock of the Issuer.</footnote>
        <footnote id="F5">Pursuant to the Securities Purchase Agreement, on March 2, 2006, the Issuer issued to Sun Solunet a stock purchase warrant, exercisable for 29,416,726 shares of common stock of the Issuer, at an exercise price of $0.30 per share.</footnote>
        <footnote id="F6">Pursuant to the Securities Purchase Agreement, on March 2, 2006, the Issuer issued to Sun Solunet a stock purchase warrant, exercisable for 29,416,726 shares of common stock of the Issuer, at an exercise price of $0.50 per share.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Sun Solunet, LLC - by Marc J. Leder, its authorized signatory  /s/ Marc J. Leder</signatureName>
        <signatureDate>2006-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sun Capital Partners II, LP - by Marc J. Leder, its authorized signatory /s/ Marc J. Leder</signatureName>
        <signatureDate>2006-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sun Capital Advisors II, LP - by Marc J. Leder, its authorized signatory /s/ Marc J. Leder</signatureName>
        <signatureDate>2006-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Sun Capital Partners, LLC - by Marc J. Leder, its authorized signatory /s/ Marc J. Leder</signatureName>
        <signatureDate>2006-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Marc J. Leder /s/ Marc J. Leder</signatureName>
        <signatureDate>2006-03-09</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Rodger R. Krouse /s/ Rodger R. Krouse</signatureName>
        <signatureDate>2006-03-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
