Fund Evaluator:
Buffalo International Institutional (BUIIX)
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Best Performing in Foreign Large Growth Over the Last Year
| 28.1% | Saturna International Z (SIFZX) |
| 27.8% | Saturna International (SSIFX) |
| 27.0% | WCM Focused International Equity Inv (WLIVX) |
| 23.7% | American Funds EUPAC F-3 (FEUPX) |
| 23.4% | Fidelity Diversified International (FDIVX) |
Fund Details
Buffalo International Institutional Overview
Buffalo International Institutional (BUIIX) is an actively managed International Equity Foreign Large Growth fund. Buffalo launched the fund in 2019.
The investment seeks long-term growth of capital. The fund primarily invests in equity securities, consisting of common stocks, preferred stocks, convertible securities, warrants, rights, and depositary receipts of established companies that are economically tied to various countries throughout the world (excluding the U.S.). It may invest directly or indirectly in foreign securities or foreign currencies of both developed and developing countries.
About Buffalo International Institutional (BUIIX)
There are 1 members of the management team with an average tenure of 17.41 years: Nicole Kornitzer (2009). Management tenure is more important for actively managed funds than passive index funds.
The fund has 2 primary benchmarks: FTSE Global All Cap ex US TR USD index with a weighting of 100% and FTSE AW Ex US TR USD index with a weighting of 100%. Buffalo International Institutional has 76 securities in its portfolio. The top 10 holdings constitute 39.8% of the fund’s assets. The fund meets the SEC requirement of being classified as a diversified fund. The fund is not considered to have an ESG focus with its investment selection and management.
Buffalo International Institutional is part of the Equity global asset class and is within the International Equity fund group. Buffalo International Institutional has 88.3% of its portfolio invested in foreign issues. The overall assets allocated to domestic stock is 7.6%. There is 88.3% allocated to foreign stock, and 0.0% is allocated to preferred stocks. The bond allocation as a percentage of total assets is 0.0% (0.0% domestic bond, 0.0% foreign bond and 0.0% convertible bond). Buffalo International Institutional has 4.1% of the portfolio in cash.
Assets Under Management
The fund has $636 million in total assets, which is below the $1 billion average for the Foreign Large Growth category. Normally, lower assets under management translates to higher average expense ratios, and greater total assets are desired. However, for some investment categories, such as small-cap investing, it may be difficult for the manager to fully employ the desired active strategy if assets grow too large or too quickly.
BUIIX Performance and Fees
The expense ratio measures how much of a fund’s assets are used for administrative expenses and operating expenses, including adviser fees and fees for the transfer agent and custodial services. The Buffalo International Institutional expense ratio is high compared to funds in the Foreign Large Growth category. Buffalo International Institutional has an expense ratio of 0.89%, which is 14% lower than its category average, making the fund expense ratio grade a C. While it is difficult to predict returns, it is known that high annual expense ratios reduce your rate of return, and excessive fees are difficult to overcome. Active management normally comes with higher expense ratios than passive index management. Certain investment categories such as small company and foreign also normally have higher expense ratios. It is best to compare fund expense ratios against the category averages for meaningful assessments.
High portfolio turnover can translate to higher expenses and lower aftertax returns. Buffalo International Institutional has a portfolio turnover rate of 16%, indicating that holds its assets around 0.1 years. By way of comparison, the average portfolio turnover is 51% for the Foreign Large Growth category.
Recently, in the month of August 2026, Buffalo International Institutional returned 2.1%, which earned it a grade of C, as the Foreign Large Growth category had an average return of 2.3%. The letter grades of A, B, C, D and F are based upon relative rankings within the investment category. A grade of A, for example, would indicate that the return is in the highest 20% for that time period compared to all funds in that category.
Buffalo International Institutional has a trailing yield of 0.61%, which is below the 0.93% category average. The fund normally distributes its income annually.
It’s natural to seek the best-performing investments, but you must consider the relationship between risk and return and the impact of costs and taxes on your realized returns.
Buffalo International Institutional Grades
Year to date, the fund has returned 17.4%, 8.4 percentage points better than the category, which translates into a grade of A. The fund has returned 20.7% over the past year (grade of A), 12.5% over the past three years (grade of D) and 4.5% per year over the past five years (grade of C) and 10.1% per year over the past 10 years (grade of A).
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BUIIX Trailing NAV Total Returns Data as of 8/31/26
| Last Month |
Last Quarter |
Ann'l. 1Yr |
Ann'l. 3Yr |
Ann'l. 5Yr |
Ann'l. 10Yr |
|
| BUIIX Return (NAV) | 2.1% | 0.9% | 20.7% | 12.5% | 4.5% | 10.1% |
| BUIIX Grade | C | D | A | D | C | A |
| +/- Category | -0.2% | -0.3% | 7.6% | -0.8% | 1.4% | 1.7% |
| Foreign Large Growth Avg | 2.3% | 1.1% | 13.1% | 13.4% | 3.1% | 8.4% |
| BUIIX Tax Cost Ratio | na | na | 0.4% | 0.4% | 0.4% | na |
BUIIX Annual NAV Total ReturnsData as of 8/31/26
| 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
| BUIIX Return (NAV) | 17.4% | 17.3% | -1.7% | 18.5% | -21.7% | 18.4% | 19.2% | 28.1% | -8.9% | 29.3% | 3.2% |
| BUIIX Grade | A | D | F | B | B | A | D | C | A | D | A |
| +/- Category | 8.4% | -2.7% | -7.1% | 1.8% | 3.5% | 10.4% | -6.2% | -1.1% | 4.8% | -2.7% | 4.8% |
| Foreign Large Growth Avg | 9.0% | 20.0% | 5.3% | 16.7% | -25.2% | 8.1% | 25.5% | 29.3% | -13.6% | 32.1% | -1.6% |
| Risk Measures | |
| Standard Deviation: | 16.2% |
| Total Risk Index: | 1.33 - Above Average |
| Category Risk Index: | 1.08 - Above Average |
| Category Risk Grade: | D (75% Rank) |
| Beta: | 1.10 |
| R-Squared: | 83% |
| Leveraged Fund: | No |
| Inverse Fund: | No |
| Portfolio Characteristics | |
| Equity Investment Style: | Large-Cap Growth |
| Bond Investment Style: | na |
| Yield: | 0.6% |
| Dividend Distribution: | Annually |
| Cap Gains Distribution: | |
| Total Assets: | $876 Mil |
| Fund Total Assets: | $ 636 Mil |
| Share Class Type: | Inst |
| Portfolio Turnover: | 16% |
Management Team
| Number of Managers: 1 | |||
| Longest Tenure: 17.4 years | |||
| Average Tenure: 17.4 years | |||
| Managers (Year): Kornitzer Nicole (2009) | |||
Portfolio Composition (as of 6/30/26)
| # of Holdings: | 76 |
| % in Top 10 Holdings: | 39.8% |
| Fund is Non-Diversified: | No |
| % in Foreign Issues: | 88.3% |
Portfolio Allocation |
|
| Domestic Stock: | 7.6% |
| Foreign Stock: | 88.3% |
| Preferred Stock: | 0.0% |
| Domestic Bond: | 0.0% |
| Foreign Bond: | 0.0% |
| Convertible Bond: | 0.0% |
| Other: | 0.0% |
| Cash: | 4.1% |
Purchase Information
| Fund Family: | Buffalo |
| Phone Number: | 800-492-8332 |
| Website: | www.buffalofunds.com |
| Status: | Open |
| Inception Date: | July 1, 2019 |
| Min. Initial Purchase: | $250,000 |
| Min. Initial IRA Purchase: | $250,000 |
| True No-Load: | Yes |
| Front Load Maximum: | 0.00% |
| Deferred Charge Maximum: | 0.00% |
| Redemption Charge Maximum: | 0.00% |
| 12b-1 Fee: | na |
Expenses and Fees | |
| Expense Ratio (%): | 0.89% ( Rating : High ) |
| Category Average Expense Ratio (%): | 1.03% |
| Share Class: | Buffalo International |
| Min. Subsequent Purchase: | $ 100 |
| Min. Subsequent IRA Purchase: | $ 100 |
