UBS Asset Management reserves the right to implement fee waivers/expense reimbursements for the funds listed above. Please refer to a fund's prospectus for further information. You may obtain a prospectus by accessing the "Documents – All Funds" tab at the top of this webpage or click here.

¹Stated initial investment minimums are only available for purchases through UBS Financial Services Inc.

²FNAV refers to floating net asset value per share. CNAV refers to a fund seeking a constant net asset value per share and is used to designate certain prime investment funds that have implemented policies/restrictions in order to maintain that ability.

³Dividend factor represents the daily dividend amount per share. On Fridays and/or before non-business holidays, the dividend factor is increased to reflect the anticipated accrual of dividends on subsequent non-business days of the same month. Shares earn dividends on the day they are purchased but do not earn dividends on the day they are sold.

⁴Based upon latest strike price.

⁵Weighted average maturity and weighted average life information pertain to the relevant "master fund," not just the "feeder fund" named.

⁶Assets are quoted in USD/millions. Net Portfolio Assets represented are for the respective "master fund" – the Prime Master Fund, Select ESG Prime Master Fund, Treasury Master Fund, Government Master Fund, Tax-Free Master Fund and Prime CNAV Master Fund. Each of the funds in the above chart is a "feeder fund" that invests in individuality money market securities through a related "master fund."

⁷Broker-dealers and other intermediaries through which the fund shares are offered may impose different cut off times/notice requirements than those reflected.

⁸The information provided is for non-sweep funds.

⁹Unsubsidized yield refers to the yield before waivers/reimbursements.

¹⁰The minimum investment level for initial purchases generally is $50,000,000, except the minimum investment level for initial purchases made through UBS Financial Services Inc. brokerage accounts is $5,000,000, as determined on a household basis. Initial purchases made through UBS Financial Services Inc. fee-based advisory programs, subsequent purchases, and purchases through exchanges are not subject to a minimum investment level. Please click here to refer to our public site.

¹¹Purchases made through UBS Financial Services Inc. brokerage accounts are not subject to minimum initial investments. The fund is closed to UBS Financial Services Inc. customers/clients investing through fee-based advisory programs, including any such new investors, additional purchases from any such existing investors, and purchases for exchange from other funds by any such investors. Please click here to refer to our public site.

¹²The minimum investment level for initial purchases generally is $50,000,000, except the minimum investment level for initial purchases made through UBS Financial Services Inc. brokerage accounts is $1,000,000, as determined on a household basis, through December 31, 2022. Following December 31, 2022, the minimum investment level for initial purchases made through UBS Financial Services Inc. brokerage accounts will be $5,000,000, as determined on a household basis. Initial purchases made through UBS Financial Services Inc. fee-based advisory programs, subsequent purchases, and purchases through exchanges are not subject to a minimum investment level.

¹³Under normal circumstances, Tax-Free Master Fund ("Master Fund") will invest at least 80% of its net assets in investments the income from which is exempt from federal income tax. Under normal circumstances, this Master Fund may invest only up to 20% of its net assets in municipal securities that pay interest that is an item of tax preference for purposes of the alternative minimum tax ("AMT"); therefore, even though income generated by this Master Fund may be tax exempt from federal income tax under normal circumstances, a portion of this income may be subject to AMT.