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Exhibit
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Exhibit No.
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Instance Document
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EX-101.INS
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Schema Document
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EX-101.SCH
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Calculation Linkbase Document
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EX-101.CAL
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Definition Linkbase Document
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EX-101.DEF
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Label Linkbase Document
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EX-101.LAB
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Presentation Linkbase Document
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EX-101.PRE
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| Buffalo Flexible Income Fund (Prospectus Summary): | Buffalo Flexible Income Fund | ||||||||||||||||||||||||||||||||||||||||
| Buffalo Flexible Income Fund | ||||||||||||||||||||||||||||||||||||||||
Supplement dated September 28, 2012 to the
Buffalo Funds ® Prospectus dated June 29, 2012
Buffalo Flexible Income Fund (BUFBX)
This supplement amends the Prospectus of the Buffalo Funds dated June 29, 2012, as previously supplemented.
PROSPECTUS
Buffalo Flexible Income Fund
The sub-section entitled “Summary Section—Buffalo Flexible Income Fund—Performance” is revised to include the S&P 500 ® Index as the Fund’s primary benchmark index. The Average Annual Total Returns table on page 12 is hereby replaced with the following:
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| Average Annual Total Returns for the periods ended December 31, 2011 | ||||||||||||||||||||||||||||||||||||||||
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Effective immediately, the S&P 500 ® Index has replaced the Bank of America Merrill Lynch U.S. High Yield Master II Index ® as the primary benchmark index of the Flexible Income Fund to more accurately represent the Fund’s investment approach. The Lipper Mixed-Asset Target Allocation Moderate Funds Index ® previously replaced the Lipper Balanced Fund Index ® as the secondary benchmark index to more accurately represent the Fund’s investment approach.
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Please retain this Supplement with your Prospectus for reference.
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| Label | Element | Value |
|---|---|---|
| Risk/Return: | rr_RiskReturnAbstract | |
| Document Type | dei_DocumentType | Other |
| Document Period End Date | dei_DocumentPeriodEndDate | Sep. 28, 2012 |
| Registrant Name | dei_EntityRegistrantName | BUFFALO FUNDS |
| Central Index Key | dei_EntityCentralIndexKey | 0001135300 |
| Amendment Flag | dei_AmendmentFlag | false |
| Document Creation Date | dei_DocumentCreationDate | Sep. 28, 2012 |
| Document Effective Date | dei_DocumentEffectiveDate | Sep. 28, 2012 |
| Prospectus Date | rr_ProspectusDate | Jun. 29, 2012 |
| Label | Element | Value |
|---|---|---|
| Risk/Return: | rr_RiskReturnAbstract | |
| Prospectus Date | rr_ProspectusDate | Jun. 29, 2012 |
|
Buffalo Flexible Income Fund (Prospectus Summary): | Buffalo Flexible Income Fund
|
||
| Risk/Return: | rr_RiskReturnAbstract | |
| Risk/Return, Heading | rr_RiskReturnHeading | Buffalo Flexible Income Fund |
| Supplement Text | ck0001135300_SupplementTextBlock |
Supplement dated September 28, 2012 to the
Buffalo Funds ® Prospectus dated June 29, 2012
Buffalo Flexible Income Fund (BUFBX)
This supplement amends the Prospectus of the Buffalo Funds dated June 29, 2012, as previously supplemented.
PROSPECTUS
Buffalo Flexible Income Fund
The sub-section entitled “Summary Section—Buffalo Flexible Income Fund—Performance” is revised to include the S&P 500 ® Index as the Fund’s primary benchmark index. The Average Annual Total Returns table on page 12 is hereby replaced with the following:
|
| Performance Table, Market Index Changed | rr_PerformanceTableMarketIndexChanged | Effective immediately, the S&P 500 ® Index has replaced the Bank of America Merrill Lynch U.S. High Yield Master II Index ® as the primary benchmark index of the Flexible Income Fund to more accurately represent the Fund’s investment approach. The Lipper Mixed-Asset Target Allocation Moderate Funds Index ® previously replaced the Lipper Balanced Fund Index ® as the secondary benchmark index to more accurately represent the Fund’s investment approach. |
| Index No Deduction for Fees, Expenses, Taxes | rr_IndexNoDeductionForFeesExpensesTaxes | reflects no deduction for fees, expenses or taxes |
| Average Annual Returns, Caption | rr_AverageAnnualReturnCaption | Average Annual Total Returns for the periods ended December 31, 2011 |
| Performance Table, Closing | rr_PerformanceTableClosingTextBlock | Effective immediately, the S&P 500 ® Index has replaced the Bank of America Merrill Lynch U.S. High Yield Master II Index ® as the primary benchmark index of the Flexible Income Fund to more accurately represent the Fund’s investment approach. The Lipper Mixed-Asset Target Allocation Moderate Funds Index ® previously replaced the Lipper Balanced Fund Index ® as the secondary benchmark index to more accurately represent the Fund’s investment approach.
|
| Supplement Closing | ck0001135300_SupplementClosingTextBlock | Please retain this Supplement with your Prospectus for reference.
|
|
Buffalo Flexible Income Fund | Buffalo Flexible Income Fund
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||
| Risk/Return: | rr_RiskReturnAbstract | |
| Trading Symbol | dei_TradingSymbol | BUFBX |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | Return Before Taxes |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 9.63% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | 4.41% |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 6.29% |
|
Buffalo Flexible Income Fund | After Taxes on Distributions
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| Risk/Return: | rr_RiskReturnAbstract | |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | Return After Taxes on Distributions |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 8.78% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | 3.41% |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 5.33% |
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Buffalo Flexible Income Fund | After Taxes on Distributions and Sales
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| Risk/Return: | rr_RiskReturnAbstract | |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | Return After Taxes on Distributions and Sale of Fund Shares |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 6.59% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | 3.36% |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 5.01% |
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Buffalo Flexible Income Fund | S&P 500 ® Index(reflects no deduction for fees, expenses or taxes)
|
||
| Risk/Return: | rr_RiskReturnAbstract | |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | S&P 500 ® Index(reflects no deduction for fees, expenses or taxes) |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 2.11% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | (0.25%) |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 2.92% |
|
Buffalo Flexible Income Fund | Lipper Mixed-Asset Target Allocation Moderate Funds Index ®(reflects no deduction for fees, expenses or taxes)
|
||
| Risk/Return: | rr_RiskReturnAbstract | |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | Lipper Mixed-Asset Target Allocation Moderate Funds Index ®(reflects no deduction for fees, expenses or taxes) |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 0.37% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | 1.38% |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 4.06% |
|
Buffalo Flexible Income Fund | Bank of America Merrill Lynch U.S. High Yield Master II Index ®(reflects no deduction for fees, expenses or taxes)
|
||
| Risk/Return: | rr_RiskReturnAbstract | |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | Bank of America Merrill Lynch U.S. High Yield Master II Index ®(reflects no deduction for fees, expenses or taxes) |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 4.38% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | 7.34% |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 8.59% |
|
Buffalo Flexible Income Fund | Lipper Balanced Funds Index ®(reflects no deduction for fees, expenses or taxes)
|
||
| Risk/Return: | rr_RiskReturnAbstract | |
| Average Annual Returns, Label | rr_AverageAnnualReturnLabel | Lipper Balanced Funds Index ®(reflects no deduction for fees, expenses or taxes) |
| Average Annual Returns, 1 Year | rr_AverageAnnualReturnYear01 | 0.74% |
| Average Annual Returns, 5 Years | rr_AverageAnnualReturnYear05 | 1.80% |
| Average Annual Returns, 10 Years | rr_AverageAnnualReturnYear10 | 4.13% |