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

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-11-28</periodOfReport>

    <issuer>
        <issuerCik>0001007587</issuerCik>
        <issuerName>KVH INDUSTRIES INC \DE\</issuerName>
        <issuerTradingSymbol>KVHI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001486844</rptOwnerCik>
            <rptOwnerName>Deckoff Stephen H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5330 YACHT HAVEN GRANDE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100, BOX 35</rptOwnerStreet2>
            <rptOwnerCity>ST. THOMAS</rptOwnerCity>
            <rptOwnerState>VI</rptOwnerState>
            <rptOwnerZipCode>00802</rptOwnerZipCode>
            <rptOwnerStateDescription>VIRGIN ISLANDS, U.S.</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0002084285</rptOwnerCik>
            <rptOwnerName>Black Diamond Capital Management I, LLLP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5330 YACHT HAVEN GRANDE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100, BOX 35</rptOwnerStreet2>
            <rptOwnerCity>ST. THOMAS</rptOwnerCity>
            <rptOwnerState>VI</rptOwnerState>
            <rptOwnerZipCode>00802</rptOwnerZipCode>
            <rptOwnerStateDescription>VIRGIN ISLANDS, U.S.</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isTenPercentOwner>true</isTenPercentOwner>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-11-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>11697</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.9899</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3411633</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes (3) &amp; (4)</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-12-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3345</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.9992</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3414978</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes (3) &amp; (4)</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-12-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>13000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6.0593</value>
                    <footnoteId id="F6"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3427978</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes (3) &amp; (4)</value>
                    <footnoteId id="F3"/>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10228</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F4"/>
                    <footnoteId id="F7"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents a weighted average price. The Shares (as defined herein) were purchased in multiple transactions at prices ranging from $5.985 to $5.99, inclusive. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Shares purchased at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F2">Reported amounts have been adjusted to reflect the transfer of 3,409 Shares from Mr. Deckoff to Black Diamond (as defined herein) and the Black Diamond vehicles (as defined herein) on November 21, 2025, upon the vesting and settlement of restricted stock previously granted to Mr. Deckoff, which transfer was exempt from Section 16 of the Securities Exchange Act of 1934, as amended (the &quot;Exchange Act&quot;), by virtue of Rule 16a-13 thereunder.</footnote>
        <footnote id="F3">These shares of Common Stock (&quot;Shares&quot;) are held directly by certain investment vehicles (the &quot;Black Diamond vehicles&quot;) managed by Black Diamond Capital Management I, LLLP (&quot;Black Diamond&quot;). Mr. Deckoff is the Managing Principal of Black Diamond. Effective August 22, 2025, Black Diamond replaced BDCM CT, L.L.C. (f/k/a Black Diamond Capital Management, L.L.C.) as the primary registered investment adviser that exercises investment discretion on behalf of investment advisory affiliates that serve as investment advisers to the Black Diamond vehicles. Accordingly, Black Diamond is replacing BDCM CT, L.L.C. as a Reporting Person on this Form 4.</footnote>
        <footnote id="F4">Each of the Reporting Persons disclaims beneficial ownership over the Shares, except to the extent of its or his pecuniary interest therein, and this statement shall not be construed as an admission that such Reporting Person is the beneficial owner of any Shares for purposes of Section 16 of the Exchange Act or for any other purpose.</footnote>
        <footnote id="F5">Represents a weighted average price. The Shares were purchased in multiple transactions at prices ranging from $5.995 to $6.00, inclusive. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Shares purchased at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F6">Represents a weighted average price. The Shares were purchased in multiple transactions at prices ranging from $5.895 to $6.10, inclusive. The Reporting Persons undertake to provide the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Shares purchased at each separate price within the range set forth in this footnote.</footnote>
        <footnote id="F7">These shares of restricted stock are held of record by Mr. Deckoff for the benefit of Black Diamond and/or the Black Diamond vehicles and will be transferred to Black Diamond or the Black Diamond vehicles upon vesting and settlement.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Stephen H. Deckoff</signatureName>
        <signatureDate>2025-12-02</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Black Diamond Capital Management I, LLLP, By: /s/ Stephen H. Deckoff, Managing Principal</signatureName>
        <signatureDate>2025-12-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
