SCHEDULE 13D/A 0002015561 XXXXXXXX LIVE 6 Common Stock 08/22/2025 false 0001015155 159765106 CHARLES & COLVARD LTD

170 SOUTHPORT DRIVE MORRISVILLE NC 27560

Ben Franklin 9042945879 3661 Valverde Cir JACKSONVILLE FL 32224 0002015561 N Riverstyx Capital Management LLC b AF N FL 0.00 232106.00 0.00 232106.00 232106.00 Y 7.4 OO Y The Riverstyx Fund, LP b WC N DE 0.00 232106.00 0.00 232106.00 232106.00 N 7.4 PN Y Riverstyx Fund, GP b AF N DE 0.00 232106.00 0.00 232106.00 232106.00 N 7.4 OO Y Ben Franklin b AF PF N FL 100.00 232106.00 100.00 232106.00 232206.00 N 7.4 IN PN OO Common Stock CHARLES & COLVARD LTD 170 SOUTHPORT DRIVE MORRISVILLE NC 27560 On August 22, 2025, Riverstyx Capital Management, LLC and its affiliates (together, the "Reporting Persons") delivered a notice of nomination (the "Nomination Notice") to Charles & Colvard, Ltd. (the "Issuer") nominating Ben Franklin, Michael R. Levin, and Lloyd M. Sems (collectively, the "Nominees") for election to the Issuer's Board of Directors at the Issuer's 2025 Annual Meeting of Shareholders (including any adjournments, postponements, or reschedulings thereof, the "Annual Meeting"). A copy of the Nomination Notice is filed as Exhibit 1 hereto and incorporated by reference herein. The Reporting Persons intend to solicit proxies from the Issuer's shareholders in support of the election of the Nominees at the Annual Meeting. In connection therewith, the Reporting Persons may file with the Securities and Exchange Commission additional solicitation materials, including press releases, letters, presentations, and other communications to shareholders, pursuant to Rule 14a-12 under the Securities Exchange Act of 1934. The Reporting Persons may also have discussions with the Issuer's management, board of directors, other shareholders, and other interested parties concerning the business, governance, operations, strategy, future plans, and corporate structure of the Issuer. The Reporting Persons may take other steps seeking to bring about changes to increase shareholder value, including, without limitation, pursuing additional board representation, changes in management or strategy, or other actions. Exhibit 1 - Nomination Notice, dated August 22, 2025 Riverstyx Capital Management LLC Ben Franklin 09/02/2025 The Riverstyx Fund, LP Ben Franklin 09/02/2025 Riverstyx Fund, GP Ben Franklin 09/02/2025 Ben Franklin Ben Franklin 09/02/2025