Thornburg Investment Income Builder Fund
The Fund declared the following short-term and long-term capital gain distributions in 2007.
| Amount per share | ||||
| Record Date | Payable Date | Short-term1 | Long-term | |
| Class A | 11/16/07 | 11/19/07 | 0.24776 | 0.21776 |
| Class C | 11/16/07 | 11/19/07 | 0.24776 | 0.21776 |
| Class I | 11/16/07 | 11/19/07 | 0.24776 | 0.21776 |
| Class R3 | 11/16/07 | 11/19/07 | 0.24776 | 0.21776 |
| Class R5 | 11/16/07 | 11/19/07 | 0.24776 | 0.21776 |
(1) Short-term gains are treated as ordinary income for tax purposes.
The dividend paid on November 19, 2007 was all U.S. sourced dividend. For the 2007 calendar year, 74.50% of the dividends paid from tax basis net ordinary income (box 1b of Form 1099-DIV) qualify as qualified dividend income (“QDI”) for the reduced tax rate under the Jobs and Growth Relief Reconciliation Act of 2003.
30.31% of the ordinary income distributions paid by the Fund for 2007 qualified for the corporate dividends received deduction.
Tax rules are complex. Please consult your tax advisor.
Investments in the Fund carry risks including possible loss of principal. Investing outside the United States involves additional risks, such as currency fluctuations. Additionally, the Fund invests a portion of the assets in small capitalization companies, which may increase the risk of greater price fluctuations.
As with direct bond ownership, funds that invest in bonds are subject to certain risks including interest-rate risk, credit risk, and inflation risk. The value of a bond will fluctuate relative to changes in interest rates; as interest rates rise, the overall price of bonds fall. Investments in the Fund are not FDIC insured, nor are they deposits of or guaranteed by a bank or any other entity.
Carefully consider the Fund’s investment objectives, risks, sales charges, and expenses; these are found in the prospectus, which is available from your financial advisor or from our download library. Read it carefully before you invest or send money.
