For period ending December 31, 2016 Exhibit 77O File number 811-06637 FORM 10f-3 Registered Domestic Securities and Government Securities FUND: UBS U. S. Small Cap Growth Fund Name of Adviser or Sub-Adviser: UBS Asset Management (Americas) Inc. 1. Issuer: Medpace Holdings Inc. 2. Date of Purchase: 08/11/2016 3. Underwriter(s) from whom purchased: Jefferies LLC 4. "Affiliated Underwriter" managing or participating in syndicate: UBS Investment Bank_______________ 5. Aggregate principal amount or number of shares purchased: 20,000 shares (Firmwide) 4,300 shares (Fund) 6. Aggregate principal amount or total number of shares of offering: 7,000,000 shares 7. Purchase price per unit or share (net of fees and expenses): $23 ___ 8. Initial public offering price per unit or share: $23___ __ 9. Commission, spread or profit: 6.25% 10. Have the following conditions been satisfied? YES NO a. The securities are part of an issue registered under the Securities Act of 1933 that is being offered to the public, or is part of an issue of government securities (as defined in section 2(a)(16) of the 1940 Act). b. The securities were purchased prior to the end of the first day on which any sales are made (or, if a rights offering, the securities were purchased on or before the fourth day preceding the day on which the offering terminated). c. The securities purchased at a price not more than the price paid by each other purchaser in the offering. d. The underwriting was a firm commitment underwriting. X_______ X_______ X_______ X_______ _______ _______ _______ _______ e. The commission, spread or profit was reasonable and fair in relation to that being received by others for underwriting similar securities during the same period. f. The issuer of the securities and any predecessor has been in continuous operation for not less than three years. X_______ X_______ _______ _______ g. The amount of such securities purchased by the Fund and all other accounts over which the Adviser (or Sub-Adviser, if applicable) exercises investment discretion did not exceed 25% of the principal amount of the offering. X_______ _______ h. No Affiliated Underwriter benefited directly or indirectly from the purchase. X_______ _______ Note: Refer to the Rule 10f-3 Procedures for the definitions of the capitalized terms above. In particular, "Affiliated Underwriter" is defined as affiliates of the Adviser or Sub-Adviser participating in a selling syndicate, as applicable. Approved: /s/ Leesa D. Merrill _______________________ Date: 10/27/2016 Print Name: Leesa D. Merrill ________________ ______________________________ FORM 10f-3 Registered Domestic Securities and Government Securities FUND: UBS U. S. Small Cap Growth Fund Name of Adviser or Sub-Adviser: UBS Asset Management (Americas) Inc. 1. Issuer: FB Financial Corp 2. Date of Purchase: 09/16/2016 3. Underwriter(s) from whom purchased: J.P. Morgan Securities LLC 4. "Affiliated Underwriter" managing or participating in syndicate: UBS Investment Bank_______________ 5. Aggregate principal amount or number of shares purchased: 175,000 shares (Firmwide) 37,400 shares (Fund) 6. Aggregate principal amount or total number of shares of offering: 5,882,352 shares 7. Purchase price per unit or share (net of fees and expenses): $19 ___ 8. Initial public offering price per unit or share: $19___ __ 9. Commission, spread or profit: 7.00% 10. Have the following conditions been satisfied? YES NO a. The securities are part of an issue registered under the Securities Act of 1933 that is being offered to the public, or is part of an issue of government securities (as defined in section 2(a)(16) of the 1940 Act). b. The securities were purchased prior to the end of the first day on which any sales are made (or, if a rights offering, the securities were purchased on or before the fourth day preceding the day on which the offering terminated). c. The securities purchased at a price not more than the price paid by each other purchaser in the offering. d. The underwriting was a firm commitment underwriting. X_______ X_______ X_______ X_______ _______ _______ _______ _______ e. The commission, spread or profit was reasonable and fair in relation to that being received by others for underwriting similar securities during the same period. f. The issuer of the securities and any predecessor has been in continuous operation for not less than three years. X_______ X_______ _______ _______ g. The amount of such securities purchased by the Fund and all other accounts over which the Adviser (or Sub-Adviser, if applicable) exercises investment discretion did not exceed 25% of the principal amount of the offering. X_______ _______ h. No Affiliated Underwriter benefited directly or indirectly from the purchase. X_______ _______ Note: Refer to the Rule 10f-3 Procedures for the definitions of the capitalized terms above. In particular, "Affiliated Underwriter" is defined as affiliates of the Adviser or Sub-Adviser participating in a selling syndicate, as applicable. Approved: /s/ Leesa D. Merrill _______________________ Date: 10/27/2016 Print Name: Leesa D. Merrill ________________ ______________________________ The UBS Funds 4