497

Natixis Funds Trust II

Exhibit Index

Exhibit	Exhibit Description
EX-101.INS	XBRL Instance Document
EX-101.SCH	XBRL Taxonomy Extension Schema Document
EX-101.CAL	XBRL Taxonomy Extension Calculation Linkbase
EX-101.DEF	XBRL Taxonomy Extension Definition Linkbase
EX-101.LAB	XBRL Taxonomy Extension Labels Linkbase
EX-101.PRE	XBRL Taxonomy Extension Presentation Linkbase

XML

Apr. 01, 2019

NATIXIS FUNDS

Supplement dated October 24, 2019 to the Natixis Funds Prospectus, dated April 1, 2019, as may be revised or supplemented from time to time, for the following funds:

LOOMIS SAYLES GLOBAL GROWTH FUND

(the “Fund”)

Loomis, Sayles & Company, L.P. (“Loomis Sayles”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively. In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed these amounts, Loomis Sayles may voluntarily waive additional advisory fees (see Footnote 5 below). This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

The Annual Fund Operating Expenses table within the section “Fund Fees & Expenses” in the Summary Prospectus is amended and restated as follows with respect to the Fund:

Annual Fund Operating Expenses

(expenses that you pay each year as a percentage of the value of your investment)

	Class A			Class C			Class N			Class T			Class Y
Management fees		0.80	%		0.80	%		0.80	%		0.80	%		0.80	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.25	%		0.00	%
Other expenses1		0.52	%		0.52	%		0.50	%		0.52	%2		0.52	%
Total annual fund operating expenses		1.57	%		2.32	%		1.30	%		1.57	%		1.32	%
Fee waiver and/or expense reimbursement3,4		0.32	%5		0.32	%5		0.35	%		0.32	%5		0.32	%5
Total annual fund operating expenses after fee waiver and/or expense reimbursement		1.25	%		2.00	%		0.95	%		1.25	%		1.00	%

¹ Other expenses have been restated to reflect current custodian fees for the Fund effective October 1, 2018.

² Other expenses are estimated for the current fiscal year.

³ Loomis, Sayles & Company, L.P. (“Loomis Sayles” or the “Adviser”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

⁴ Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

⁵ In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, the Adviser may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

VAUGHAN NELSON SELECT FUND

(the “Fund”)

Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively. In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed these amounts, Natixis Advisors may voluntarily waive additional advisory fees (see Footnote 6 below). This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

The Annual Fund Operating Expenses table within the section “Fund Fees & Expenses” in the Summary Prospectus is amended and restated as follows with respect to the Fund:

Annual Fund Operating Expenses

(expenses that you pay each year as a percentage of the value of your investment)

	Class A			Class C			Class N			Class T			Class Y
Management fees1		0.75	%		0.75	%		0.75	%		0.75	%		0.75	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.25	%		0.00	%
Other expenses		0.22	%		0.21	%		12.74	%		0.22	%2		0.21	%
Acquired fund fees and expenses3		0.09	%		0.09	%		0.09	%		0.09	%		0.09	%
Total annual fund operating expenses		1.31	%		2.05	%		13.58	%		1.31	%		1.05	%
Fee waiver and/or expense reimbursement4,5		0.07	%6		0.06	%6		12.64	%		0.07	%6		0.06	%6
Total annual fund operating expenses after fee waiver and/or expense reimbursement		1.24	%		1.99	%		0.94	%		1.24	%		0.99	%

¹  Management fees have been restated to reflect the current management fees for the Fund effective as of July 1, 2019.

²  Other expenses are estimated for the current fiscal year.

³  The expense information shown in the table above differs from the expense information disclosed in the Fund’s financial highlights table because the financial highlights table reflects the operating expenses of the Fund and does not include acquired fund fees and expenses.

⁴  Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, substitute dividend expenses on securities sold short, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Fund’s investment adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

⁵ Natixis Advisors has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

⁶  In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, Natixis Advisors may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

XML

Label

Element

Value

Risk/Return:

rr_RiskReturnAbstract

Registrant Name

dei_EntityRegistrantName

Natixis Funds Trust II

Prospectus Date

rr_ProspectusDate

Apr. 01, 2019

Supplement to Prospectus [Text Block]

rr_SupplementToProspectusTextBlock

NATIXIS FUNDS

Supplement dated October 24, 2019 to the Natixis Funds Prospectus, dated April 1, 2019, as may be revised or supplemented from time to time, for the following funds:

LOOMIS SAYLES GLOBAL GROWTH FUND

(the “Fund”)

Loomis, Sayles & Company, L.P. (“Loomis Sayles”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively. In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed these amounts, Loomis Sayles may voluntarily waive additional advisory fees (see Footnote 5 below). This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

The Annual Fund Operating Expenses table within the section “Fund Fees & Expenses” in the Summary Prospectus is amended and restated as follows with respect to the Fund:

Annual Fund Operating Expenses

(expenses that you pay each year as a percentage of the value of your investment)

	Class A			Class C			Class N			Class T			Class Y
Management fees		0.80	%		0.80	%		0.80	%		0.80	%		0.80	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.25	%		0.00	%
Other expenses1		0.52	%		0.52	%		0.50	%		0.52	%2		0.52	%
Total annual fund operating expenses		1.57	%		2.32	%		1.30	%		1.57	%		1.32	%
Fee waiver and/or expense reimbursement3,4		0.32	%5		0.32	%5		0.35	%		0.32	%5		0.32	%5
Total annual fund operating expenses after fee waiver and/or expense reimbursement		1.25	%		2.00	%		0.95	%		1.25	%		1.00	%

¹ Other expenses have been restated to reflect current custodian fees for the Fund effective October 1, 2018.

² Other expenses are estimated for the current fiscal year.

³ Loomis, Sayles & Company, L.P. (“Loomis Sayles” or the “Adviser”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

⁴ Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

⁵ In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, the Adviser may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

VAUGHAN NELSON SELECT FUND

(the “Fund”)

Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively. In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed these amounts, Natixis Advisors may voluntarily waive additional advisory fees (see Footnote 6 below). This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

The Annual Fund Operating Expenses table within the section “Fund Fees & Expenses” in the Summary Prospectus is amended and restated as follows with respect to the Fund:

Annual Fund Operating Expenses

(expenses that you pay each year as a percentage of the value of your investment)

	Class A			Class C			Class N			Class T			Class Y
Management fees1		0.75	%		0.75	%		0.75	%		0.75	%		0.75	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.25	%		0.00	%
Other expenses		0.22	%		0.21	%		12.74	%		0.22	%2		0.21	%
Acquired fund fees and expenses3		0.09	%		0.09	%		0.09	%		0.09	%		0.09	%
Total annual fund operating expenses		1.31	%		2.05	%		13.58	%		1.31	%		1.05	%
Fee waiver and/or expense reimbursement4,5		0.07	%6		0.06	%6		12.64	%		0.07	%6		0.06	%6
Total annual fund operating expenses after fee waiver and/or expense reimbursement		1.24	%		1.99	%		0.94	%		1.24	%		0.99	%

¹  Management fees have been restated to reflect the current management fees for the Fund effective as of July 1, 2019.

²  Other expenses are estimated for the current fiscal year.

³  The expense information shown in the table above differs from the expense information disclosed in the Fund’s financial highlights table because the financial highlights table reflects the operating expenses of the Fund and does not include acquired fund fees and expenses.

⁴  Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, substitute dividend expenses on securities sold short, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Fund’s investment adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

⁵ Natixis Advisors has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

⁶  In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, Natixis Advisors may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

Loomis Sayles Global Growth Fund

Risk/Return:

rr_RiskReturnAbstract

Supplement to Prospectus [Text Block]

rr_SupplementToProspectusTextBlock

NATIXIS FUNDS

Supplement dated October 24, 2019 to the Natixis Funds Prospectus, dated April 1, 2019, as may be revised or supplemented from time to time, for the following funds:

LOOMIS SAYLES GLOBAL GROWTH FUND

(the “Fund”)

Loomis, Sayles & Company, L.P. (“Loomis Sayles”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively. In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed these amounts, Loomis Sayles may voluntarily waive additional advisory fees (see Footnote 5 below). This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

The Annual Fund Operating Expenses table within the section “Fund Fees & Expenses” in the Summary Prospectus is amended and restated as follows with respect to the Fund:

Annual Fund Operating Expenses

(expenses that you pay each year as a percentage of the value of your investment)

	Class A			Class C			Class N			Class T			Class Y
Management fees		0.80	%		0.80	%		0.80	%		0.80	%		0.80	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.25	%		0.00	%
Other expenses1		0.52	%		0.52	%		0.50	%		0.52	%2		0.52	%
Total annual fund operating expenses		1.57	%		2.32	%		1.30	%		1.57	%		1.32	%
Fee waiver and/or expense reimbursement3,4		0.32	%5		0.32	%5		0.35	%		0.32	%5		0.32	%5
Total annual fund operating expenses after fee waiver and/or expense reimbursement		1.25	%		2.00	%		0.95	%		1.25	%		1.00	%

¹ Other expenses have been restated to reflect current custodian fees for the Fund effective October 1, 2018.

² Other expenses are estimated for the current fiscal year.

³ Loomis, Sayles & Company, L.P. (“Loomis Sayles” or the “Adviser”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

⁴ Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

⁵ In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, the Adviser may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

Operating Expenses Caption [Text]

rr_OperatingExpensesCaption

Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment)

Fee Waiver or Reimbursement over Assets, Date of Termination

rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination

March 31, 2021 March 31, 2020

Expenses Restated to Reflect Current [Text]

rr_ExpensesRestatedToReflectCurrent

Other expenses have been restated to reflect current custodian fees for the Fund effective October 1, 2018.

Loomis Sayles Global Growth Fund | Class A

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.80%

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.25%

Other expenses

rr_OtherExpensesOverAssets

0.52%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.57%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.32%

^[2],[3],[4]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

1.25%

Loomis Sayles Global Growth Fund | Class C

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.80%

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

1.00%

Other expenses

rr_OtherExpensesOverAssets

0.52%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

2.32%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.32%

^[2],[3],[4]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

2.00%

Loomis Sayles Global Growth Fund | Class N

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.80%

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

Other expenses

rr_OtherExpensesOverAssets

0.50%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.30%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.35%

^[3],[4]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

0.95%

Loomis Sayles Global Growth Fund | Class T

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.80%

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.25%

Other expenses

rr_OtherExpensesOverAssets

0.52%

^[1],[5]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.57%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.32%

^[2],[3],[4]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

1.25%

Other Expenses, New Fund, Based on Estimates [Text]

rr_OtherExpensesNewFundBasedOnEstimates

Other expenses are estimated for the current fiscal year.

Loomis Sayles Global Growth Fund | Class Y

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.80%

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

Other expenses

rr_OtherExpensesOverAssets

0.52%

^[1]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.32%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.32%

^[2],[3],[4]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

1.00%

Vaughan Nelson Select Fund

Risk/Return:

rr_RiskReturnAbstract

Supplement to Prospectus [Text Block]

rr_SupplementToProspectusTextBlock

NATIXIS FUNDS

Supplement dated October 24, 2019 to the Natixis Funds Prospectus, dated April 1, 2019, as may be revised or supplemented from time to time, for the following funds:

VAUGHAN NELSON SELECT FUND

(the “Fund”)

Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively. In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed these amounts, Natixis Advisors may voluntarily waive additional advisory fees (see Footnote 6 below). This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

The Annual Fund Operating Expenses table within the section “Fund Fees & Expenses” in the Summary Prospectus is amended and restated as follows with respect to the Fund:

Annual Fund Operating Expenses

(expenses that you pay each year as a percentage of the value of your investment)

	Class A			Class C			Class N			Class T			Class Y
Management fees1		0.75	%		0.75	%		0.75	%		0.75	%		0.75	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.25	%		0.00	%
Other expenses		0.22	%		0.21	%		12.74	%		0.22	%2		0.21	%
Acquired fund fees and expenses3		0.09	%		0.09	%		0.09	%		0.09	%		0.09	%
Total annual fund operating expenses		1.31	%		2.05	%		13.58	%		1.31	%		1.05	%
Fee waiver and/or expense reimbursement4,5		0.07	%6		0.06	%6		12.64	%		0.07	%6		0.06	%6
Total annual fund operating expenses after fee waiver and/or expense reimbursement		1.24	%		1.99	%		0.94	%		1.24	%		0.99	%

¹  Management fees have been restated to reflect the current management fees for the Fund effective as of July 1, 2019.

²  Other expenses are estimated for the current fiscal year.

³  The expense information shown in the table above differs from the expense information disclosed in the Fund’s financial highlights table because the financial highlights table reflects the operating expenses of the Fund and does not include acquired fund fees and expenses.

⁴  Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, substitute dividend expenses on securities sold short, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Fund’s investment adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

⁵ Natixis Advisors has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

⁶  In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, Natixis Advisors may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

Operating Expenses Caption [Text]

rr_OperatingExpensesCaption

Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment)

Fee Waiver or Reimbursement over Assets, Date of Termination

rr_FeeWaiverOrReimbursementOverAssetsDateOfTermination

March 31, 2021 March 31, 2020

Expenses Restated to Reflect Current [Text]

rr_ExpensesRestatedToReflectCurrent

Management fees have been restated to reflect the current management fees for the Fund effective as of July 1, 2019.

Expenses Not Correlated to Ratio Due to Acquired Fund Fees [Text]

rr_ExpensesNotCorrelatedToRatioDueToAcquiredFundFees

The expense information shown in the table above differs from the expense information disclosed in the Fund’s financial highlights table because the financial highlights table reflects the operating expenses of the Fund and does not include acquired fund fees and expenses.

Vaughan Nelson Select Fund | Class A

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.75%

^[6]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.25%

Other expenses

rr_OtherExpensesOverAssets

0.22%

Acquired fund fees and expenses

rr_AcquiredFundFeesAndExpensesOverAssets

0.09%

^[7]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.31%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.07%

^[8],[9],[10]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

1.24%

Vaughan Nelson Select Fund | Class C

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.75%

^[6]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

1.00%

Other expenses

rr_OtherExpensesOverAssets

0.21%

Acquired fund fees and expenses

rr_AcquiredFundFeesAndExpensesOverAssets

0.09%

^[7]

Total annual fund operating expenses

rr_ExpensesOverAssets

2.05%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.06%

^[8],[9],[10]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

1.99%

Vaughan Nelson Select Fund | Class N

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.75%

^[6]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

Other expenses

rr_OtherExpensesOverAssets

12.74%

Acquired fund fees and expenses

rr_AcquiredFundFeesAndExpensesOverAssets

0.09%

^[7]

Total annual fund operating expenses

rr_ExpensesOverAssets

13.58%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

12.64%

^[9],[10]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

0.94%

Vaughan Nelson Select Fund | Class T

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.75%

^[6]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

0.25%

Other expenses

rr_OtherExpensesOverAssets

0.22%

^[5]

Acquired fund fees and expenses

rr_AcquiredFundFeesAndExpensesOverAssets

0.09%

^[7]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.31%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.07%

^[8],[9],[10]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

1.24%

Other Expenses, New Fund, Based on Estimates [Text]

rr_OtherExpensesNewFundBasedOnEstimates

Other expenses are estimated for the current fiscal year.

Vaughan Nelson Select Fund | Class Y

Risk/Return:

rr_RiskReturnAbstract

Management fees

rr_ManagementFeesOverAssets

0.75%

^[6]

Distribution and/or service (12b-1) fees

rr_DistributionAndService12b1FeesOverAssets

none

Other expenses

rr_OtherExpensesOverAssets

0.21%

Acquired fund fees and expenses

rr_AcquiredFundFeesAndExpensesOverAssets

0.09%

^[7]

Total annual fund operating expenses

rr_ExpensesOverAssets

1.05%

Fee waiver and/or expense reimbursement

rr_FeeWaiverOrReimbursementOverAssets

0.06%

^[8],[9],[10]

Total annual fund operating expenses after fee waiver and/or expense reimbursement

rr_NetExpensesOverAssets

0.99%

[1] Other expenses have been restated to reflect current custodian fees for the Fund effective October 1, 2018.

[2] In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, the Adviser may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.25%, 2.00%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

[3] Loomis, Sayles & Company, L.P. (“Loomis Sayles” or the “Adviser”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.25%, 2.00%, 0.95%, 1.25%, and 1.00% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

[4] Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

[5] Other expenses are estimated for the current fiscal year.

[6] Management fees have been restated to reflect the current management fees for the Fund effective as of July 1, 2019.

[7] The expense information shown in the table above differs from the expense information disclosed in the Fund’s financial highlights table because the financial highlights table reflects the operating expenses of the Fund and does not include acquired fund fees and expenses.

[8] In order to ensure that the total annual fund operating expenses after fee waiver and/or expense reimbursement do not exceed the amounts disclosed in the table, Natixis Advisors may voluntarily waive additional advisory fees. This may result in the Class A, C, T and Y shareholders realizing a total annual fund operating expense after fee waiver and/or expense reimbursement lower than 1.15%, 1.90%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, T and Y shares, respectively. This additional waiver may be terminated at any time.

[9] Natixis Advisors has given a binding contractual undertaking to the Fund to reimburse any and all transfer agency expenses for Class N shares. This undertaking is in effect through March 31, 2020 and may be terminated before then only with the consent of the Fund’s Board of Trustees.

[10] Natixis Advisors, L.P. (“Natixis Advisors”) has given a binding contractual undertaking to the Fund to limit the amount of the Fund’s total annual fund operating expenses to 1.15%, 1.90%, 0.85%, 1.15% and 0.90% of the Fund’s average daily net assets for Class A, C, N, T and Y shares, respectively, exclusive of acquired fund fees and expenses, brokerage expenses, interest expense, substitute dividend expenses on securities sold short, taxes, and organizational and extraordinary expenses, such as litigation and indemnification expenses. This undertaking is in effect through March 31, 2021 and may be terminated before then only with the consent of the Fund’s Board of Trustees. The Fund’s investment adviser will be permitted to recover, on a class by class basis, management fees waived and/or expenses reimbursed to the extent that expenses in later periods fall below the applicable expense limitations for Class A, C, N, T and Y shares. The Fund will not be obligated to repay any such waived/reimbursed fees and expenses more than one year after the end of the fiscal year in which the fees or expenses were waived/reimbursed.

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Document Type	dei_DocumentType	497
Document Period End Date	dei_DocumentPeriodEndDate	Nov. 30, 2018
Registrant Name	dei_EntityRegistrantName	Natixis Funds Trust II
Central Index Key	dei_EntityCentralIndexKey	0000052136
Amendment Flag	dei_AmendmentFlag	false
Document Creation Date	dei_DocumentCreationDate	Oct. 24, 2019
Document Effective Date	dei_DocumentEffectiveDate	Oct. 24, 2019
Prospectus Date	rr_ProspectusDate	Apr. 01, 2019
Entity Inv Company Type	dei_EntityInvCompanyType	N-1A

XML

Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Registrant Name	dei_EntityRegistrantName	Natixis Funds Trust II
Prospectus Date	rr_ProspectusDate	Apr. 01, 2019
Document Creation Date	dei_DocumentCreationDate	Oct. 24, 2019