EX-99.77O RULE 10F-3 2 exh10f3.txt 10 F 3 RULE Credit Suisse High Yield Bond Fund Securities Purchases during an Underwriting involving Credit Suisse Asset Management, LLC subject to Rule 10f-3 under the Investment Company Act of 1940. For the period ended April 30, 2007 Portfolio: Credit Suisse High Yield Bond Fund Security: Intelsat Bermuda Ltd. Date Purchased: 1/09/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 75 Total Principal Purchased by the Portfolio *: $75,000 % of Offering Purchased by the Portfolio: 0.01% Broker: DEUTSCHE BANC ALEX T. BROWN INC. Member: Joint Lead Manager Security: Level 3 Financing Inc. Date Purchased: 2/09/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 1000 Total Principal Purchased by the Portfolio *: $1,000,000 % of Offering Purchased by the Portfolio: 0.33% Broker: MERRIL LYNCH, PIERCE FENNER AND SMITH Member: Joint Lead Manager Security: Umbrella Aquisition Corp Bond Date Purchased: 3/01/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 415 Total Principal Purchased by the Portfolio *: $415,000 % of Offering Purchased by the Portfolio: 0.03% Broker: BANK OF AMERICA SECURITIES LLC Member: Joint Lead Manager Security: General Cable Corp. Date Purchased: 3/15/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 625 Total Principal Purchased by the Portfolio *: $625,000 % of Offering Purchased by the Portfolio: 0.50% Broker: GOLDMAN SACHS AND CO CSAM-NY Member: Co-Manager Security: General Cable Corp. Date Purchased: 3/15/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 225 Total Principal Purchased by the Portfolio *: $225,000 % of Offering Purchased by the Portfolio: 0.11% Broker: GOLDMAN SACHS AND CO CSAM-NY Member: Co-Manager Security: Hawker Beechcraft Date Purchased: 3/16/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 150 Total Principal Purchased by the Portfolio *: $150,000 % of Offering Purchased by the Portfolio: 0.04% Broker: GOLDMAN SACHS AND CO CSAM-NY Member: Joint Lead Manager Security: Hawker Beechcraft Acq Co. Date Purchased: 3/16/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 425 Total Principal Purchased by the Portfolio *: $425,000.00 % of Offering Purchased by the Portfolio: .140% Broker: GOLDMAN SACHS AND CO CSAM-NY Member: Joint Lead Manager Security: Hawker Beechcraft Date Purchased: 3/16/07 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 625 Total Principal Purchased by the Portfolio *: $625,000 % of Offering Purchased by the Portfolio: 0.16% Broker: GOLDMAN SACHS AND CO CSAM-NY Member: Joint Lead Manager Security: Freescale Semiconductor Date Purchased: 11/16/06 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 1,965 Total Principal Purchased by the Portfolio *: $1,965,000 % of Offering Purchased by the Portfolio: .130% Broker: CITIGROUP GLOBAL MARKETS Member: Joint Lead Manager-books Security: Freescale Semiconductor Date Purchased: 11/16/06 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 3,125 Total Principal Purchased by the Portfolio *: $3,125,000 % of Offering Purchased by the Portfolio: 0.63% Broker: CITIGROUP GLOBAL MARKETS Member: Joint Lead Manager-books Security: Freescale Semico FSL Date Purchased: 11/16/06 Price Per Share: $100.00 Shares Purchased by the Portfolio *: 1,850 Total Principal Purchased by the Portfolio *: $1,850,000 % of Offering Purchased by the Portfolio: 0.12% Broker: CITIGROUP GLOBAL MARKETS Member: Joint Lead Manager-books