0000745463
2012-11-13
2012-11-13
0000745463
EVMFT:S000028355Member
2012-11-13
2012-11-13
0000745463
EVMFT:S000028355Member
EVMFT:C000086647Member
2012-11-13
2012-11-13
0000745463
EVMFT:S000028355Member
EVMFT:C000086648Member
2012-11-13
2012-11-13
0000745463
EVMFT:S000028355Member
EVMFT:C000086649Member
2012-11-13
2012-11-13
iso4217:USD
xbrli:pure
Other
2012-01-31
Eaton Vance Mutual Funds Trust
0000745463
false
2012-12-13
2012-12-13
2012-06-01
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 18.7pt; text-align: center">EATON VANCE PARAMETRIC STRUCTURED INTERNATIONAL
EQUITY FUND<br />
Supplement to Prospectus dated June 1, 2012</p>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0 0 5.6pt">The following replaces “Fees and Expenses of the Fund”
under “Fund Summaries – Parametric Structured International Equity Fund”:</p>
<p style="font: 10pt/12pt Times New Roman, Times, Serif; margin: 2.8pt 0">This table describes the fees and expenses that you may
pay if you buy and hold shares of the Fund.  You may qualify for a reduced sales charge if you invest, or agree to invest
over a 13-month period, at least $50,000 in Eaton Vance Funds.  More information about these and other discounts is available
from your financial intermediary and in Sales Charges beginning on page 19 of the Fund’s Prospectus and page 19 of the Fund’s
Statement of Additional Information.</p>
<table cellspacing="0" cellpadding="0" style="width: 100%; font-size: 9pt">
<tr>
<td style="width: 70%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 10%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 10%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 10%; font: 0.5pt Times New Roman, Times, Serif"> </td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt">Shareholder Fees (fees paid directly from your investment)</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Class A</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Class C</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Class I</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Maximum Sales Charge (Load) (as a percentage of offering price)</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">5.75%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">None</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">None</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Maximum Deferred Sales Charge (Load) (as a percentage of the lower of net asset value at purchase or redemption)</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">None</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1.00%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">None</td></tr>
</table>
<p style="font: 10pt Times New Roman, Times, Serif; margin: 0"> </p>
<table cellspacing="0" cellpadding="0" style="width: 100%; font-size: 9pt">
<tr>
<td style="width: 70%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 10%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 10%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 10%; font: 0.5pt Times New Roman, Times, Serif"> </td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt">Annual Fund Operating Expenses (expenses you pay each year as a percentage of the value of your investment)</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Class A</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Class C</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Class I</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Management Fees</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">0.75%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">0.75%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">0.75%</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Distribution and Service (12b-1) Fees</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">0.25%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1.00%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">n/a</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Other Expenses</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-decoration: underline; text-align: center">0.55%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-decoration: underline; text-align: center">0.55%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-decoration: underline; text-align: center">0.55%</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Total Annual Fund Operating Expenses</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1.55%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">2.30%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1.30%</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt"><font style="font-size: 9pt">Expense Reimbursement<sup>(1)</sup></font></td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-decoration: underline; text-align: center">(0.50)%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-decoration: underline; text-align: center">(0.50)%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-decoration: underline; text-align: center">(0.50)%</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt">Total Annual Fund Operating Expenses After Expense Reimbursement</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1.05%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1.80%</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">0.80%</td></tr>
</table>
<p style="font: 9pt/10pt Times New Roman, Times, Serif; margin: 0"><sup>(1)</sup></p>
<p style="font: 9pt/10pt Times New Roman, Times, Serif; margin: 0 0 2.8pt; text-indent: -1.85pt">The investment adviser and administrator
and the sub-adviser have agreed to reimburse the Fund’s expenses to the extent that Total Annual Fund Operating Expenses
exceed 1.05% for Class A shares, 1.80% for Class C shares and 0.80% for Class I shares.  This expense reimbursement will continue
through May 31, 2013.   Any amendment to or a termination of this reimbursement would require written approval of the
Board of Trustees.  The expense reimbursement relates to ordinary operating expenses only and does not include expenses such
as:  brokerage commissions, acquired fund fees and expenses, interest expense, taxes or litigation expenses.  Amounts
reimbursed may be recouped by the investment adviser and administrator and the sub-adviser during the Fund’s current fiscal
year to the extent actual expenses are less than the contractual expense cap during such year.</p>
<p style="font: 10pt/12pt Times New Roman, Times, Serif; margin: 2.8pt 0">Example.  This Example is intended to help you compare
the cost of investing in the Fund with the cost of investing in other mutual funds.  The Example assumes that you invest $10,000
in the Fund for the time periods indicated and then redeem all of your shares at the end of those periods.  The Example also
assumes that your investment has a 5% return each year and that the operating expenses remain the same.  Although your actual
costs may be higher or lower, based on these assumptions your costs would be:</p>
<table cellspacing="0" cellpadding="0" style="width: 100%; font-size: 9pt">
<tr>
<td style="width: 36%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td>
<td style="width: 8%; font: 0.5pt Times New Roman, Times, Serif"> </td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-right: black 1pt solid; font-size: 10pt"> </td>
<td colspan="4" style="border-right: black 1pt solid; border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Expenses with Redemption</td>
<td colspan="4" style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">Expenses without Redemption</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-right: black 1pt solid; border-bottom: black 1pt solid; font-size: 10pt"> </td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1 Year</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">3 Years</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">5 Years</td>
<td style="border-right: black 1pt solid; border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">10 Years</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">1 Year</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">3 Years</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">5 Years</td>
<td style="border-bottom: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">10 Years</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-right: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt">Class A shares</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$676</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$990</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$1,327</td>
<td style="border-right: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$2,274</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$676</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$990</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$1,327</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$2,274</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-right: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt">Class C shares</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$283</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$671</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$1,185</td>
<td style="border-right: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$2,597</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$183</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$671</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$1,185</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$2,597</td></tr>
<tr style="vertical-align: bottom; background-color: #E6E6E6">
<td style="border-right: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt">Class I shares</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$82</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$363</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$665</td>
<td style="border-right: black 1pt solid; padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$1,524</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$82</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$363</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$665</td>
<td style="padding-top: 2.8pt; padding-bottom: 2.8pt; text-align: center">$1,524</td></tr>
</table>
<p style="font: 12pt Times New Roman, Times, Serif; margin: 0"> </p>
<table cellspacing="0" cellpadding="0" style="width: 100%; font-size: 9pt">
<tr style="vertical-align: top">
<td style="width: 50%; padding-top: 5.6pt; padding-bottom: 5.6pt; font-size: 10pt">December 13, 2012</td>
<td style="width: 50%; padding-top: 5.6pt; padding-bottom: 5.6pt; font-size: 10pt; text-align: right">6502-12/12  PPASEMSIEPS</td></tr>
</table>
0.0575
0
0
0
0.0100
0
0.0075
0.0075
0.0075
0.0025
0.0100
0
0.0055
0.0055
0.0055
0.0155
0.0230
0.0130
0.0105
0.0180
0.0080
676
283
82
990
671
363
1327
1185
665
2274
2597
1524
676
183
82
990
671
363
1327
1185
665
2274
2597
1524
<div style="display: none">~ http://xbrl.sec.gov/rr/role/ShareholderFeesData column period compact * column dei_LegalEntityAxis compact EVMFT_S000028355Member column rr_ProspectusShareClassAxis compact * row primary compact * ~</div>
<div style="display: none">~ http://xbrl.sec.gov/rr/role/OperatingExpensesData column period compact * column dei_LegalEntityAxis compact EVMFT_S000028355Member column rr_ProspectusShareClassAxis compact * row primary compact * ~</div>
<div style="display: none">~ http://xbrl.sec.gov/rr/role/ExpenseExample column period compact * column dei_LegalEntityAxis compact EVMFT_S000028355Member column rr_ProspectusShareClassAxis compact * row primary compact * ~</div>
<div style="display: none">~ http://xbrl.sec.gov/rr/role/ExpenseExampleNoRedemption column period compact * column dei_LegalEntityAxis compact EVMFT_S000028355Member column rr_ProspectusShareClassAxis compact * row primary compact * ~</div>
EAISX
ECISX
EIISX
The investment adviser and administrator and the sub-adviser have agreed to reimburse the Fund's expenses to the extent that Total Annual Fund Operating Expenses exceed 1.05% for Class A shares, 1.80% for Class C shares and 0.80% for Class I shares. This expense reimbursement will continue through May 31, 2013. Any amendment to or a termination of this reimbursement would require written approval of the Board of Trustees. The expense reimbursement relates to ordinary operating expenses only and does not include expenses such as: brokerage commissions, acquired fund fees and expenses, interest expense, taxes or litigation expenses. Amounts reimbursed may be recouped by the investment adviser and administrator and the sub-adviser during the Fund's current fiscal year to the extent actual expenses are less than the contractual expense cap during such year.