0001104659-22-125872 4 1 20221207 20221209 20221209 Shanahan James 0001746394 4 34 001-38604 221455057 C/O FOCUS FINANCIAL PARTNERS, INC. 825 THIRD AVENUE, 27TH FLOOR NEW YORK NY 10022 Focus Financial Partners Inc. 0001651052 6282 474780811 DE 1231 875 THIRD AVENUE 28TH FLOOR NEW YORK NY 10022 (646)519-2456 875 THIRD AVENUE 28TH FLOOR NEW YORK NY 10022 4 1 tm2232241-5_4seq1.xml OWNERSHIP DOCUMENT X0306 4 2022-12-07 0 0001651052 Focus Financial Partners Inc. FOCS 0001746394 Shanahan James 875 THIRD AVENUE, 28TH FLOOR NEW YORK NY 10022 0 1 0 0 Chief Financial Officer Common Units in Focus Financial Partners, LLC 2022-12-07 4 F 0 510 36.75 D Class A Common Stock 510 4599 I By James Shanahan 2020 Revocable Trust Common Units in Focus Financial Partners, LLC Class A Common Stock 13894 13894 I By James Shanahan 2020 Revocable Trust As previously reported, on December 7, 2020, the Reporting Person acquired 5,648 unvested common units that vest in four equal installments on each anniversary of December 7, 2020. Vested common units are exchangeable (together with an equal number of shares of Class B common stock), subject to certain restrictions in the Fourth Amended and Restated Operating Agreement of Focus Financial Partners, LLC ("Focus LLC"), for (i) an equal number of shares of the Issuer's Class A common stock or, (ii) at the election of the Issuer, cash. On December 7, 2022, 1,412 of the Reporting Person's unvested common units vested and 510 of such common units were withheld by the Issuer to satisfy the tax obligations upon vesting. The number of common units withheld was based on the closing price of the Issuer's Class A common stock on December 6, 2022. As of the date of this report, 1,775 of these common units are vested and 2,824 of these common units are unvested. Represents securities held by the James Shanahan 2020 Revocable Trust, a revocable living trust established by the Reporting Person. The securities were previously held directly and were transferred to the trust on December 31, 2020. Vested common units are exchangeable (together with an equal number of shares of Class B common stock), subject to certain restrictions in the Fourth Amended and Restated Operating Agreement of Focus LLC, for (i) an equal number of shares of the Issuer's Class A common stock or, (ii) at the election of the Issuer, cash. These common units will vest in four equal installments on each anniversary of December 22, 2021. /s/ J. Russell McGranahan as Attorney-in-Fact 2022-12-09