497

The interactive data file included as an exhibit to this filing relates to the supplement to the prospectuses for Columbia Marsico Flexible Capital Fund filed pursuant to Rule 497(e) under the Securities Act of 1933, as amended, on November 1, 2012 (Accession No. 0001193125-12-445434), which is incorporated herein by reference.

XML

Prospectus Supplement — November 1, 2012 to the Prospectuses, as supplemented, of the following fund:
Fund	Prospectuses Dated
Columbia Marsico Flexible Capital Fund	Oct. 28, 2011

The following changes are hereby made to the prospectuses of the Fund:

Fees and Expenses of the Fund

The fee and expense table in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Shareholder Fees (fees paid directly from your investment)

	Class A			Class C			Classes I, R & Z
Maximum sales charge (load) imposed on purchases (as a percentage of offering price)		5.75	%		None			None
Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)		1	%		1	%		None

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class C			Class I			Class R			Class Z
Management fees		0.89	%		0.89	%		0.89	%		0.89	%		0.89	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.50	%		0.00	%
Other expenses		0.38	%		0.38	%		0.18	%		0.38	%		0.38	%
Total annual fund operating expenses		1.52	%		2.27	%		1.07	%		1.77	%		1.27	%
Less: Fee waiver/expense reimbursement(b)		(0.21	%)		(0.21	%)		(0.18	%)		(0.21	%)		(0.21	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.31	%		2.06	%		0.89	%		1.56	%		1.06	%

^(a)  Expense ratios have been adjusted to reflect current fees.

^(b)  Columbia Management Investment Advisers, LLC and certain of its affiliates have contractually agreed to waive fees and/or to reimburse expenses (excluding certain fees and expenses, such as transaction costs and certain other investment related expenses, interest, taxes, acquired fund fees and expenses, and extraordinary expenses) until December 31, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.31% for Class A, 2.06% for Class C, 0.89% for Class I, 1.56% for Class R and 1.06% for Class Z.

The Example in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Example

The 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 your shares at the end of those periods (unless otherwise noted). The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. The Example includes contractual commitments to waive fees and reimburse expenses expiring as indicated in the preceding table. Although your actual costs may be higher or lower, based on these assumptions your costs would be:

	1 year		3 years		5 years		10 years
Class A (whether or not shares are redeemed)	$	701	$	1,009	$	1,339	$	2,271
Class C (if shares are redeemed)	$	309	$	690	$	1,197	$	2,594
Class C (if shares are not redeemed)	$	209	$	690	$	1,197	$	2,594
Class I (whether or not shares are redeemed)	$	91	$	323	$	574	$	1,294
Class R (whether or not shares are redeemed)	$	159	$	537	$	941	$	2,072
Class Z (whether or not shares are redeemed)	$	108	$	382	$	678	$	1,521

XML

Label

Element

Value

Risk/Return:

rr_RiskReturnAbstract

Registrant Name

dei_EntityRegistrantName

Columbia Funds Series Trust II

Prospectus Date

rr_ProspectusDate

Oct. 28, 2011

Supplement [Text Block]

cfst35_SupplementTextBlock

Prospectus Supplement — November 1, 2012 to the Prospectuses, as supplemented, of the following fund:
Fund	Prospectuses Dated
Columbia Marsico Flexible Capital Fund	Oct. 28, 2011

The following changes are hereby made to the prospectuses of the Fund:

Fees and Expenses of the Fund

The fee and expense table in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Shareholder Fees (fees paid directly from your investment)

	Class A			Class C			Classes I, R & Z
Maximum sales charge (load) imposed on purchases (as a percentage of offering price)		5.75	%		None			None
Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)		1	%		1	%		None

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class C			Class I			Class R			Class Z
Management fees		0.89	%		0.89	%		0.89	%		0.89	%		0.89	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.50	%		0.00	%
Other expenses		0.38	%		0.38	%		0.18	%		0.38	%		0.38	%
Total annual fund operating expenses		1.52	%		2.27	%		1.07	%		1.77	%		1.27	%
Less: Fee waiver/expense reimbursement(b)		(0.21	%)		(0.21	%)		(0.18	%)		(0.21	%)		(0.21	%)
Total annual fund operating expenses after fee waiver/expense reimbursement(b)		1.31	%		2.06	%		0.89	%		1.56	%		1.06	%

^(a)  Expense ratios have been adjusted to reflect current fees.

^(b)  Columbia Management Investment Advisers, LLC and certain of its affiliates have contractually agreed to waive fees and/or to reimburse expenses (excluding certain fees and expenses, such as transaction costs and certain other investment related expenses, interest, taxes, acquired fund fees and expenses, and extraordinary expenses) until December 31, 2013, unless sooner terminated at the sole discretion of the Fund’s Board of Trustees. Under this agreement, the Fund’s net operating expenses will not, subject to applicable exclusions, exceed the annual rates of 1.31% for Class A, 2.06% for Class C, 0.89% for Class I, 1.56% for Class R and 1.06% for Class Z.

The Example in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Example

The 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 your shares at the end of those periods (unless otherwise noted). The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. The Example includes contractual commitments to waive fees and reimburse expenses expiring as indicated in the preceding table. Although your actual costs may be higher or lower, based on these assumptions your costs would be:

	1 year		3 years		5 years		10 years
Class A (whether or not shares are redeemed)	$	701	$	1,009	$	1,339	$	2,271
Class C (if shares are redeemed)	$	309	$	690	$	1,197	$	2,594
Class C (if shares are not redeemed)	$	209	$	690	$	1,197	$	2,594
Class I (whether or not shares are redeemed)	$	91	$	323	$	574	$	1,294
Class R (whether or not shares are redeemed)	$	159	$	537	$	941	$	2,072
Class Z (whether or not shares are redeemed)	$	108	$	382	$	678	$	1,521

Columbia Marsico Flexible Capital Fund

Risk/Return:

rr_RiskReturnAbstract

Supplement [Text Block]

cfst35_SupplementTextBlock

Prospectus Supplement — November 1, 2012 to the Prospectuses, as supplemented, of the following fund:
Fund	Prospectuses Dated
Columbia Marsico Flexible Capital Fund	Oct. 28, 2011

The following changes are hereby made to the prospectuses of the Fund:

Fees and Expenses of the Fund

The fee and expense table in the section entitled “Fees and Expenses of the Fund” is hereby replaced with the following:

Shareholder Fees (fees paid directly from your investment)

	Class A			Class C			Classes I, R & Z
Maximum sales charge (load) imposed on purchases (as a percentage of offering price)		5.75	%		None			None
Maximum deferred sales charge (load) imposed on redemptions (as a percentage of offering price at the time of purchase, or current net asset value, whichever is less)		1	%		1	%		None

Annual Fund Operating Expenses(a) (expenses that you pay each year as a percentage of the value of your investment)
	Class A			Class C			Class I			Class R			Class Z
Management fees		0.89	%		0.89	%		0.89	%		0.89	%		0.89	%
Distribution and/or service (12b-1) fees		0.25	%		1.00	%		0.00	%		0.50	%		0.00	%
Other expenses		0.38	%		0.38	%