EX-99.77O RULE 10F-3 3 th82_77o_10f3.txt 10F-3 Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: WCA Waste Corp Date Purchased: 5/26/2011 Price per Share: 100 Shares Purchased by the portfolio: 1000 Total Principal Purchased by the Portfolio: $1000000 % of Offering Purchased by the Portfolio: 0.57% Broker: BB&T Corp Member: Lead Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: Ducommun Incorporated Date Purchased: 6/23/2011 Price per Share: 100 Shares Purchased by the Portfolio: 1000 Total Principal Purchased by the Portfolio: $1000000 % of Offering Purchased by the Portfolio: 0.50% Broker: UBS Member: Joint Lead Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: Academy, LTD. Date Purchased: 7/25/2011 Price per Share: 100 Shares Purchased by the Portfolio: 500 Total Principal Purchased by the Portfolio: $500000 % of Offering Purchased by the Portfolio: 0.11% Broker: Goldman Sachs Member: Joint Lead Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: Amerigas Partners LP Date Purchased: 7/27/2011 Price per Share: 100 Shares Purchased by the Portfolio: 500 Total Principal Purchased by the Portfolio: $500000 % of Offering Purchased by the Portfolio: 0.11% Broker: JPMorgan Chase Member: Joint Lead Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: Antero Resources Finance Date Purchased: 7/27/2011 Price per Share: 100 Shares Purchased by the Portfolio: 500 Total Principal Purchased by the Portfolio: $500000 % of Offering Purchased by the Portfolio: 0.13% Broker: JPMorgan Chase Member: Co-Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: American Airlines PT TRS 11-2 Date Purchased: 9/27/2011 Price per Share: 100 Shares Purchased by the Portfolio: 1300 Total Principal Purchased by the Portfolio: $1300000 % of Offering Purchased by the Portfolio: 0.18% Broker: Morgan Stanley Member: Joint Lead Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: American Airlines PT TRS 11-2 Date Purchased: 9/27/2011 Price per Share: 100 Shares Purchased by the Portfolio: 1300 Total Principal Purchased by the Portfolio: $1300000 % of Offering Purchased by the Portfolio: 0.18% Broker: Morgan Stanley Member: Joint Lead Manager Portfolio: CREDIT SUISSE HIGH YIELD BOND FUND Security: FMG Resources August 2006 Date Purchased: 10/25/2011 Price per Share: 100 Shares Purchased by the Portfolio: 600 Total Principal Purchased by the Portfolio: $600000 % of Offering Purchased by the Portfolio: 0.04% Broker: JPMorgan Chase Member: Joint Lead Manager