[2] After completing his collegiate eligibility, Clark participated in the inaugural Dos Equis 3X3U National Championship.

[2] On August 2, 2018, Clark signed a deal with the Italian club New Basket Brindisi for the 2018–19 LBA season.

[3] On July 23, 2019, he has signed with Pallacanestro Cantù of the Italian Lega Basket Serie A (LBA).

[7] At the beginning of 2021, in mid-season, he makes his return to Italy signing for Reyer Venezia until the end of the 2020–21 season.

[9] On September 22, 2022, he has signed with Limoges CSP of the LNB Pro A, as a medical replacement for Bryce Jones.