March 29 Update: Fund Mergers

March 29 Update: Fund Mergers Completed

About 2009/2010 RiverSource^® and Seligman^® fund mergers

In 2009 and 2010 RiverSource Investments announced several mutual fund mergers designed to improve our fund offerings. The mergers include both RiverSource and Seligman funds. The charts below show the merger events and the specific funds affected.

March 29, 2010 merger event
The merger event took place at the close of business day March 26, the acquiring funds were available for trading at the beginning of the business day on March 29.

Effective March 29, 2010
Merged fund	Into	Acquiring fund
RiverSource Partners Aggressive Growth Fund		RiverSource Mid Cap Growth Fund
RiverSource Partners Select Value Fund		RiverSource Mid Cap Value Fund
RiverSource Partners Small Cap Growth Fund		Seligman Frontier Fund
RiverSource Partners Small Cap Equity Fund		Seligman Smaller-Cap Value Fund
Seligman Global Smaller Companies Fund		RiverSource Partners International Small Cap Fund
RiverSource Tax-Exempt Money Market Fund		RiverSource Government Money Market Fund

September 14, 2009 merger event
The merger event took place at the close of business day September 11, the acquiring funds were available for trading at the beginning of the business day on September 14.

Effective September 14, 2009
Merged fund	Into	Acquiring fund
RiverSource Global Technology		Seligman Global Technology Fund
RiverSource Growth Fund		Seligman Growth Fund
RiverSource Large Cap Value Fund		RiverSource Equity Value Fund
RiverSource Small Cap Advantage Fund		Seligman Smaller-Cap Value Fund
RiverSource Large Cap Equity Fund And Seligman Common Stock Fund		RiverSource Disciplined Equity Fund

August 31, 2009 merger event
The merger event took place at the close of business day August 28, the acquiring funds were available for trading at the beginning of the business day on August 31.

Effective August 31, 2009
Merged fund	Into	Acquiring fund
Seligman Core Fixed Income Fund		RiverSource Diversified Bond Fund
Seligman High-Yield Fund		RiverSource High Yield Bond Fund
Seligman Income and Growth Fund		RiverSource Balanced Fund
Seligman U.S. Government Securities Fund		RiverSource Short Duration U.S. Government Fund

August 17, 2009 merger event
The merger event took place at the close of business day August 14, the acquiring funds were available for trading at the beginning of the business day on August 17.

Effective August 17, 2009
Merged fund	Into	Acquiring fund
Seligman Emerging Markets Fund		Threadneedle Emerging Markets Fund
Seligman Global Growth Fund		Threadneedle Global Equity Fund
Seligman International Growth Fund		RiverSource Partners International Select Growth Fund
Seligman Asset Allocation Aggressive Growth Fund And Seligman Asset Allocation Growth Fund		RiverSource Portfolio Builder Total Equity Fund
Seligman Asset Allocation Moderate Growth Fund		RiverSource Portfolio Builder Aggressive Fund
Seligman Asset Allocation Balanced Fund		RiverSource Portfolio Builder Moderate Aggressive Fund

July 13, 2009 merger event
The merger event took place at the close of business day July 10, the acquiring funds were available for trading at the beginning of the business day on July 13.

Effective July 13, 2009
Merged fund	Into	Acquiring fund
Seligman Colorado Municipal Fund		Seligman National Municipal Fund
Seligman Florida Municipal Fund
Seligman Georgia Municipal Fund
Seligman Louisiana Municipal Fund
Seligman Maryland Municipal Fund
Seligman Massachusetts Municipal Fund
Seligman Michigan Municipal Fund
Seligman Missouri Municipal Fund
Seligman New Jersey Municipal Fund
Seligman North Carolina Municipal Fund
Seligman Ohio Municipal Fund
Seligman Oregon Municipal Fund
Seligman Pennsylvania Municipal Fund
Seligman South Carolina Municipal Fund

Investment products, including shares of mutual funds, are not federally or FDIC-insured, are not deposits or obligations of, or guaranteed by any financial institution, and involve investment risks including possible loss of principal and fluctuation in value.

This information is for use with concurrent or prior delivery of a fund prospectus. With respect to mutual funds and Tri-Continental Corporation, investors should consider the investment objectives, risks, charges and expenses of a mutual fund carefully before investing. To learn more about this and other important information about each fund, download a free prospectus. The prospectus should be read carefully before investing.

Investment products are not federally or FDIC-insured, are not deposits or obligations of, or guaranteed by any financial institution, and involve investment risks including possible loss of principal and fluctuation in value.

RiverSource^®, Seligman^®, and Threadneedle^® mutual funds are distributed by Columbia Management Investment Distributors, Inc. (formerly known as RiverSource Fund Distributors, Inc.), member FINRA and managed by Columbia Management Investment Advisers, LLC (formerly known as RiverSource Investments, LLC). Threadneedle mutual funds are subadvised by Threadneedle International Limited, an affiliate of Columbia Management. Seligman is an offering brand of Columbia Management.