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

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-12-18</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000737758</issuerCik>
        <issuerName>TORO CO</issuerName>
        <issuerTradingSymbol>TTC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001796513</rptOwnerCik>
            <rptOwnerName>MOELLER PETER D</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8111 LYNDALE AVENUE SOUTH</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BLOOMINGTON</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55420</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Group VP, Undg &amp; Spec Construc</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Performance Share Units</value>
            </securityTitle>
            <transactionDate>
                <value>2024-12-18</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>884</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2685.791</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>592.181</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4904.029</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Moeller Family Trust</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4091.613</value>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>The Toro Company Retirement Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F6"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F7"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>961.117</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1855.326</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the payout of a Performance Share Award for the Fiscal 2022 to Fiscal 2024 Performance Period under The Toro Company Amended and Restated 2010 Equity and Incentive Plan, as amended and restated, as approved by the Issuer's Compensation &amp; Human Resources Committee of its Board of Directors on December 10, 2024, and which was conditioned upon and subject to confirmation by the Issuer's Fiscal 2024 financial results that were released on December 18, 2024. The reporting person has deferred the payout of his Performance Share Award under The Toro Company Deferred Compensation Plan for Officers (the &quot;Deferred Plan&quot;), and accordingly, the reporting person's Performance Share Award is paid in performance share units under the Deferred Plan.</footnote>
        <footnote id="F2">Includes 22.277 performance share units acquired by the reporting person since the date of his last report under the dividend reinvestment feature of The Toro Company Deferred Compensation Plan for Officers.</footnote>
        <footnote id="F3">Includes 4.975 shares of common stock acquired by the reporting person since the date of his last report under a dividend reinvestment feature of the account in which the shares are held.</footnote>
        <footnote id="F4">Includes 61.360 shares of common stock acquired by the reporting person since the date of his last report under a dividend reinvestment feature of the account in which the shares are held.</footnote>
        <footnote id="F5">Includes 50.553 net shares acquired by the reporting person since the date of his last report under the dividend reinvestment feature of The Toro Company Retirement Plan less quarterly non-discretionary administrative fees.</footnote>
        <footnote id="F6">Each restricted stock unit represents a contingent right to receive one share of TTC common stock.</footnote>
        <footnote id="F7">The restricted stock units and related dividend equivalents vest and become non-forfeitable in three equal annual installments commencing on the first anniversary of the March 1, 2023 grant date.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Joanna M. Totsky, Attorney-in-Fact</signatureName>
        <signatureDate>2024-12-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
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X0508
4
2024-12-18
0
0000737758
TORO CO
TTC
0001796513
MOELLER PETER D
8111 LYNDALE AVENUE SOUTH
BLOOMINGTON
MN
55420
0
1
0
0
Group VP, Undg & Spec Construc
0
Performance Share Units
2024-12-18
4
A
0
884
0
A
2685.791
D
Common Stock
592.181
D
Common Stock
4904.029
I
Moeller Family Trust
Common Stock
4091.613
I
The Toro Company Retirement Plan
Restricted Stock Units
Common Stock
961.117
1855.326
D
Represents the payout of a Performance Share Award for the Fiscal 2022 to Fiscal 2024 Performance Period under The Toro Company Amended and Restated 2010 Equity and Incentive Plan, as amended and restated, as approved by the Issuer's Compensation & Human Resources Committee of its Board of Directors on December 10, 2024, and which was conditioned upon and subject to confirmation by the Issuer's Fiscal 2024 financial results that were released on December 18, 2024. The reporting person has deferred the payout of his Performance Share Award under The Toro Company Deferred Compensation Plan for Officers (the "Deferred Plan"), and accordingly, the reporting person's Performance Share Award is paid in performance share units under the Deferred Plan.
Includes 22.277 performance share units acquired by the reporting person since the date of his last report under the dividend reinvestment feature of The Toro Company Deferred Compensation Plan for Officers.
Includes 4.975 shares of common stock acquired by the reporting person since the date of his last report under a dividend reinvestment feature of the account in which the shares are held.
Includes 61.360 shares of common stock acquired by the reporting person since the date of his last report under a dividend reinvestment feature of the account in which the shares are held.
Includes 50.553 net shares acquired by the reporting person since the date of his last report under the dividend reinvestment feature of The Toro Company Retirement Plan less quarterly non-discretionary administrative fees.
Each restricted stock unit represents a contingent right to receive one share of TTC common stock.
The restricted stock units and related dividend equivalents vest and become non-forfeitable in three equal annual installments commencing on the first anniversary of the March 1, 2023 grant date.
/s/ Joanna M. Totsky, Attorney-in-Fact
2024-12-19