Mairs and Power Growth Fund Quarterly Fund Commentary

Growth Fund Quarterly Fund Commentary

April 24, 2013

First Quarter Results

The Mairs & Power Growth Fund's strong performance in 2012 continued into the first quarter of 2013, helped in part by an overall positive stock market environment and excellent performance among several portfolio holdings. For the first quarter, the Fund's investment return totaled 11.95%, outpacing the benchmark S&P 500 Stock Index which rose 10.61%...

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Fund Prices

Current as of closing 05/23/2013

Growth Fund
MPGFX $97.96

Balanced Fund
MAPOX $78.20

Small Cap Fund
MSCFX $16.74

The Mairs & Power Funds are not suitable for all investors. Investing in the Funds is subject to investment risks, including among others, possible loss of the principal amount invested. These investment risks are explained in the Prospectus.

The Mairs & Power Balanced, Growth and Small Cap Mutual Funds are offered by Prospectus only. The Funds are not available for sale to investors residing outside of the United States. See each indivudual Fund for more information. You should read the Prospectus carefully before you invest. A Prospectus is available online at this web site. You may also obtain a Fund Prospectus by calling Shareholder Services at 1-800-304-7404. This web site is not intended to be, nor should it be considered, a solicitation to buy or any offer to sell shares of the Mairs & Power Funds in any jurisdiction where the offer or solicitation would be unlawful under the securities laws of such jurisdiction.

ALPS Distributors, Inc. is the Distributor for the Mairs & Power Funds.