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Jacob Internet Fund (Prospectus Summary) | Jacob Internet Fund
JACOB INTERNET FUND
Investment Objectives
The Fund's primary investment objective is long-term growth of capital.
Current income is a secondary objective.
Fees and Expenses
This table describes the fees and expenses that you may pay if you buy and hold
shares of the Fund.
Shareholder Fees (fees paid directly from your investment)
Shareholder Fees
Jacob Internet Fund
Investor Class
Maximum Sales Charge (Load) Imposed on Purchases none
Maximum Deferred Sales Charge (Load) none
Maximum Sales Charge (Load) Imposed on Reinvested Dividends none
Redemption Fee (as a percentage of amount redeemed or exchanged within 30 days of purchase) 2.00%
Annual Fund Operating Expenses (expenses paid each year as a percentage of the value of your investment)
Annual Fund Operating Expenses
Jacob Internet Fund
Investor Class
Advisory Fees 1.25%
Distribution and/or Service (12b-1) Fees 0.35%
Other Expenses 1.09%
Total Annual Fund Operating Expenses 2.69%
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 over 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 Fund's operating expenses
remain the same.
Although your actual costs may be higher or lower, based on these assumptions your costs would be:
Expense Example (USD $)
Expense Example, with Redemption, 1 Year
Expense Example, with Redemption, 3 Years
Expense Example, with Redemption, 5 Years
Expense Example, with Redemption, 10 Years
Jacob Internet Fund Investor Class
272 835 1,425 3,022
Portfolio Turnover
The Fund pays transaction costs, such as commissions, when it buys and sells
securities (or "turns over" its portfolio). A higher portfolio turnover rate
may indicate higher transaction costs and may result in higher taxes when Fund
shares are held in a taxable account. These costs, which are not reflected in
annual fund operating expenses or in the example, affect the Fund's performance.
During the most recent fiscal year, the Fund's portfolio turnover rate was 52.39%
of the average value of its portfolio.
Principal Investment Strategies
The Fund seeks to achieve its investment objectives by investing, under normal
circumstances, at least 80% of its assets in securities of Internet companies
and companies in Internet-related industries. The Fund primarily invests in
common stocks and securities convertible into common stocks, but may invest
up to 35% in fixed income or debt securities. The Internet is a collection
of connected computers that allows commercial and professional organizations,
educational institutions, government agencies, and consumers to communicate
electronically, access and share information, and conduct business around the
world. The Adviser selects investments in companies that derive a substantial
portion of their revenue from Internet or Internet-related businesses or
those that are aggressively developing and expanding their Internet and
Internet-related business operations. The Adviser believes that the Internet
offers unique investment opportunities because of its ever-growing popularity
among business and personal users alike. Many Internet companies are newer and
have small to medium market capitalizations.

The Fund invests in companies that emphasize research and development with
respect to proprietary products and services for Internet users and businesses,
because the Adviser believes that these stocks have the greatest potential to
rise in value. The Adviser's overall stock selections are based on an assessment
of a company's fundamental prospects. The Fund generally seeks to purchase
securities as long-term investments, but when circumstances warrant, securities
may be sold without regard to the length of time they have been held to reduce
risk or volatility or to respond to changing fundamental information. The Fund
may invest without limitation in foreign securities, including securities of
emerging market countries, so that the Fund has the flexibility to take full
advantage of investment opportunities in Internet companies and companies in
Internet-related industries.

The Fund intends to hold some cash, short-term debt obligations, government
securities or other high-quality investments for reserves to cover redemptions
and unanticipated expenses, to seek income, or to maintain liquidity while
seeking appropriate investments.
Principal Risks
Investing in a mutual fund has inherent risks, which could cause you to lose
money. The principal risks of investing in the Fund, and the circumstances that
could adversely affect the Fund's net asset value and total return, are listed
below.

·  Market Risk: Even when the stock market in general is rising, the stocks      
   selected by the Adviser may decline. Prices of common stocks of even the best
   managed, most profitable corporations are subject to market risk, which means
   their stock prices can decline. In addition, swings in investor psychology or
   significant trading by large institutional investors can result in price      
   fluctuations. The Adviser may not be able to sell stocks at an optimal time
   or price.                                                                        
  
·  Internet Company Risk: Many Internet-related companies have incurred large    
   losses since their inception and will continue to incur large losses in the   
   hope of capturing market share and generating future revenues. Accordingly,   
   many such companies expect to incur significant operating losses for the      
   foreseeable future, and may never be profitable.                              
  
·  Computer/Internet Technology Risk: Companies in the rapidly changing field of
   computer/Internet technology face special risks. For example, their products  
   or services may not prove commercially successful or may become obsolete      
   quickly. The value of the Fund's shares may be susceptible to factors         
   affecting the computer/Internet technology area and to greater risk and market
   fluctuation than an investment in a fund that invests in a broader range of   
   portfolio securities not concentrated in any particular area or industry.
   The computer/Internet technology area may be subject to greater governmental      
   regulation than many other areas and changes in governmental policies and the
   need for regulatory approvals may have a material adverse effect on these     
   areas. Additionally, companies in these areas may be subject to risks of      
   developing technologies, competitive pressures and other factors and are      
   dependent upon consumer and business acceptance as new technologies evolve.   

·  Smaller Capitalized or Unseasoned Company Risk: The Adviser believes that     
   smaller capitalized or unseasoned companies generally have greater earnings   
   and sales growth potential than larger capitalized companies. However,        
   investments in smaller capitalized or unseasoned companies may involve greater
   risks, in part because they have limited product lines, markets and financial
   or managerial resources. In addition, less frequently-traded securities may be
   subject to more abrupt price movements than securities of larger capitalized  
   companies.                                                                    
  
·  Convertible Securities Risk: The market value of convertible securities tends
   to decline as interest rates increase and, conversely, to increase as interest
   rates decline. In addition, convertible securities generally offer lower      
   interest or dividend yields than non-convertible securities of similar        
   quality.                                                                      
  
·  Foreign and Emerging Market Risk: The risks of investing in foreign companies,
   including those located in emerging market countries, can increase the potential
   for losses in the Fund and may include currency fluctuations, political and
   economic instability, less government regulation, less publicly available
   information, limited trading markets, differences in financial reporting standards
   and less stringent regulation of securities markets. Foreign securities markets
   generally have less volume than U.S. securities exchanges and securities of some
   foreign companies are less liquid and more volatile than securities of comparable
   U.S. companies. Additional risks include future political and economic developments,
   the possibility that a foreign jurisdiction might impose or increase withholding
   taxes on income payable with respect to foreign securities, the possible seizure,             
   nationalization or expropriation of the foreign issuer or foreign deposits (in
   which the Fund could lose its entire investment in a certain market) and the  
   possible adoption of foreign governmental restrictions such as exchange       
   controls.  
                                                                   
·  Fixed Income Risk: Yields and principal values of fixed income securities     
   (bonds) will fluctuate. Generally, values of fixed income securities change   
   inversely with interest rates. As interest rates go up, the value of debt     
   securities tends to go down. As a result, to the extent the Fund holds fixed  
   income investments, the value of the Fund may go down.
Performance Information
The performance information that follows gives some indication of the risks of
investing in the Fund. The bar chart shows the Fund's performance from year to
year, and the table compares the Fund's average annual returns with those of two
broad measures of market performance and an index of Internet stocks. Please
note that the Fund's past performance (before and after taxes) is not necessarily
an indication of how the Fund will perform in the future.
Annual Total Returns as of December 31, 2011 (Investor Class)
Bar Chart
As of September 30, 2012, the Fund's year to date return was 16.24%.

Best Quarter     Q4   2002   60.00%
Worst Quarter    Q3   2001  -51.20%
Average Annual Total Returns as of December 31, 2011
Average Annual Total Returns Jacob Internet Fund
Label
1 Year
5 Years
10 Years
Investor Class
Return Before Taxes (9.06%) 0.52% 11.83%
Investor Class After Taxes on Distributions
Return After Taxes on Distributions (9.06%) 0.43% 11.74%
Investor Class After Taxes on Distributions and Sales
Return After Taxes on Distributions and Sale of Fund Shares (5.89%) 0.42% 10.61%
S&P® 500 Index
S&P® 500 Index (reflects no deduction for fees, expenses or taxes) 2.11% (0.25%) 2.92%
NASDAQ Composite Index
NASDAQ Composite Index (reflects no deduction for fees, expenses or taxes) (0.79%) 2.50% 3.74%
Bloomberg U.S. Internet Index
Bloomberg U.S. Internet Index (reflects no deduction for fees, expenses or taxes) (5.87%) 1.71% 1.33%
After-tax returns are calculated using the historical highest individual federal
marginal income tax rates and do not reflect the impact of state and local
taxes. Actual after-tax returns depend on an investor's tax situation and may
differ from those shown. After-tax returns shown are not relevant to investors
who hold their Fund shares through tax-deferred arrangements such as 401(k)
plans or individual retirement accounts. The return after taxes on distribution
and sale of fund shares may be higher than the return before taxes because the
method of calculation assumes generally that you can use the short-term capital
loss realized upon the sale of fund shares to offset income of the same tax
character from other sources thereby reducing the amount of tax you otherwise
might owe.