UBS Financial Services Inc. [ IBS 1285 Avenue of the Americas 20th Floor New York, NY 10019 otice www.ubs.com GHISLAINE MAXWELL P.O. BOX 308 TEANECK, NJ 07666-0308 March 23, 2017 Unaudited tax estimate for AlphaKeys Millennium Fund, L.L.C. (EIN: 27-5238213) for the year ending December 31, 2016 Based on the most current information available, we are providing you with the following tax estimate for your investment in AlphaKeys Millennium Fund, L.L.C. (the Fund) for the year ending December 31, 2016. Why this is important The figures provided below reflect estimated tax results for the year. They are derived from incomplete information and do not reflect final tax information for the year, The mailing of your Schedule K-1 for 2016 is dependent on the Fund's receipt of the 2016 Schedule K-1 from the underlying Investment Fund. We estimate that you will receive your final 2016 Schedule K-1 for this Fund by the end of June 2017 and recommend that you file for an extension for your 2016 tax returns if you have not already done so. We will provide any further updates regarding the delivery date of your Schedule K-1 to your Financial Advisor. UBS account number: [fs] Account name: GHISLAINE MAXWELL Non-qualified dividend income: Short-term capital gairvloss: Long-term capital gain/loss. Section 1231 gair/loss: Investment interest expense Portfolio deductions: Partner Footnotes Passive income/loss included in taxable income above: $ - Unrelated Business Taxable Income (UBT!) has not been estimated for 2016 at this time. As a guideline, the percentage of 2015 taxable income that was subject to UBTI treatment was 68.52%. Please note: UBTI only affects tax exempt accounts. You should contact your tax advisor # this account is held by a charitable remainder trust and has income subject to UBT! treatment. Please note: The above items of Income/(Loss) may be subject to the 3.8% Net Investment Income Tax. Please consult your tax advisor when preparing Form 8960. Disclosure Your final taxable income from the Fund for 2016 may be materially different from this estimate based on updates of taxable income numbers from the underlying Investment Fund. Neither UBS Financial Services Inc. nor its employees provide tax advice. Please consull your tax advisor regarding this unaudited tax estimate. Questions Please contact your Financial Advisor with any questions, UBS Financial Services Inc. is a subsidiary of UBS AG CONFIDENTIAL UBSTERRAMARO0003194 EFTA00238573