The principal business office address for each of TC Group Cayman Investment Holdings, L.P., TC Group Cayman Investment Holdings Sub L.P., CPEP GP, LLC and CPEP Circle Holdings, L.P. is c/o Walkers Corporate Limited, 190 Elgin Avenue, George Town, Grand Cayman KY1-9008. The principal business office address for each of the remaining Reporting Persons is c/o The Carlyle Group Inc., 1001 Pennsylvania Avenue NW, Suite 220 South, Washington, DC 20004-2505.

Each of TC Group Cayman Investment Holdings, L.P., TC Group Cayman Investment Holdings Sub L.P., CPEP GP, LLC and CPEP Circle Holdings, L.P. is organized under the laws of the Cayman Islands. Each of the remaining Reporting Persons is organized under the laws of the State of Delaware.

The ownership information presented below represents beneficial ownership of Class A Common Stock of the Issuer as of the date of this filing, based upon 845,611,435 shares of Class A Common Stock outstanding as April 13, 2026, as disclosed in the Issuer's definitive proxy statement filed on April 23, 2026. The ownership information also assumes the conversion of the common unit of Medline Holdings, LP ("Common Units") into shares of Class A Common Stock of the Issuer on a one-to-one basis, as applicable. The amounts reported herein include: (i) 14,011,611 shares of Class A Common Stock held by Carlyle Mozart Coinvestment Holdings, L.P., (ii) 13,394,165 shares of Class A Common Stock held by Carlyle Mozart Coinvestment UNLV Holdco, L.P., (iii) 2,615 shares of Class A Common Stock and 13,355,121 shares of Class A Common Stock underlying Common Units held by CP Circle UNLV Holdco, L.P., (iv) 728,604 shares of Class A Common Stock held by CPEP Circle Holdings, L.P., (v) 15,325,210 shares of Class A Common Stock held by CP Circle ML-7 Holdco, L.P., (vi) 2,120,434 shares of Class A Common Stock held by CP Circle ML-6 Holdco, L.P., (vii) 5,748,101 shares of Class A Common Stock held by CP Circle ML-5 Holdco, L.P., (viii) 23,161,715 shares of Class A Common Stock held by CP Circle ML-4 Holdco, L.P., (ix) 50,719,101 shares of Class A Common Stock held by CP Circle ML-3 Holdco, L.P., (x) 233,231 shares of Class A Common Stock held by CP Circle ML-2 Holdco, L.P. and (xi) 9,454 shares of Class A Common Stock and 48,274,351 shares of Class A Common Stock underlying Common Units held by CP Circle ML-1 Holdco, L.P. The Carlyle Group Inc., a publicly traded company listed on Nasdaq, is the sole shareholder of Carlyle Holdings I GP Inc., which is the sole member of Carlyle Holdings I GP Sub L.L.C., which is the general partner of Carlyle Holdings I L.P., which, with respect to the securities managed by TC Group VII S1, L.P. and CPEP GP, LLC, is the managing member of CG Subsidiary Holdings L.L.C., which is the managing member of TC Group, L.L.C., which is the general partner of TC Group Sub L.P., which is the managing member of TC Group VII S1, L.L.C., which is the general partner of TC Group VII S1, L.P., which is the general partner of each of Carlyle Mozart Coinvestment Holdings, L.P., Carlyle Mozart Coinvestment UNLV Holdco, L.P. and CP Circle UNLV Holdco, L.P. Accordingly, each of the foregoing entities may be deemed to share beneficial ownership of the securities held of record by each of Carlyle Mozart Coinvestment Holdings, L.P., Carlyle Mozart Coinvestment UNLV Holdco, L.P. and CP Circle UNLV Holdco, L.P. CG Subsidiary Holdings L.L.C. is also the managing member of CPEP GP, LLC, which is the general partner of CPEP Circle Holdings, L.P. Accordingly, each of the foregoing entities, including The Carlyle Group Inc., Carlyle Holdings I GP Inc., Carlyle Holdings I GP Sub L.L.C. and Carlyle Holdings I L.P., may be deemed to share beneficial ownership of the securities held of record by CPEP Circle Holdings, L.P. The Carlyle Group Inc. is also the sole member of Carlyle Holdings II GP L.L.C., which is the managing member of Carlyle Holdings II L.L.C., which, with respect to the securities managed by TC Group VII, L.P., is the managing member of CG Subsidiary Holdings L.L.C., which is the general partner of TC Group Cayman Investment Holdings, L.P., which is the general partner of TC Group Cayman Investment Holdings Sub L.P., which is the sole member of TC Group VII, L.L.C., which is the general partner of TC Group VII, L.P., which is the managing member of CP Circle ML Holdco GP, LLC, which is the general partner of each of CP Circle ML-7 Holdco, L.P., CP Circle ML-6 Holdco, L.P., CP Circle ML-5 Holdco, L.P., CP Circle ML-4 Holdco, L.P., CP Circle ML-3 Holdco, L.P. and CP Circle ML-2 Holdco, L.P. Accordingly, each of the foregoing entities may be deemed to share beneficial ownership of the securities held of record by each of CP Circle ML-7 Holdco, L.P., CP Circle ML-6 Holdco, L.P., CP Circle ML-5 Holdco, L.P., CP Circle ML-4 Holdco, L.P., CP Circle ML-3 Holdco, L.P. and CP Circle ML-2 Holdco, L.P. TC Group VII, L.P. is also the managing member of CP Circle ML-1 Holdco GP, LLC, which is the general partner of CP Circle ML-1 Holdco, L.P. Accordingly, each of the foregoing entities, including The Carlyle Group Inc., Carlyle Holdings II GP L.L.C., Carlyle Holdings II L.L.C., CG Subsidiary Holdings L.L.C., TC Group Cayman Investment Holdings, L.P., TC Group Cayman Investment Holdings Sub L.P. and TC Group VII, L.L.C., may be deemed to share beneficial ownership of the securities held of record by CP Circle ML-1 Holdco, L.P.

See Item 11 of each of the cover pages hereto. %

See Item 5 of each of the cover pages hereto.

See Item 6 of each of the cover pages hereto.

See Item 7 of each of the cover pages hereto.

See Item 8 of each of the cover pages hereto.