SCHEDULE 13D

CUSIP No.

159765106

1

Name of reporting person

Riverstyx Capital Management LLC

2

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

3

SEC use only

4

Source of funds (See Instructions)

AF

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

6

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 232,106.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 232,106.00

11

Aggregate amount beneficially owned by each reporting person

232,106.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox checked

13

Percent of class represented by amount in Row (11)

7.4 %

14

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13D

CUSIP No.

159765106

1

Name of reporting person

The Riverstyx Fund, LP

2

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

3

SEC use only

4

Source of funds (See Instructions)

WC

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

6

Citizenship or place of organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 232,106.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 232,106.00

11

Aggregate amount beneficially owned by each reporting person

232,106.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

13

Percent of class represented by amount in Row (11)

7.4 %

14

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13D

CUSIP No.

159765106

1

Name of reporting person

Riverstyx Fund, GP

2

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

3

SEC use only

4

Source of funds (See Instructions)

AF

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

6

Citizenship or place of organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 232,106.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 232,106.00

11

Aggregate amount beneficially owned by each reporting person

232,106.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

13

Percent of class represented by amount in Row (11)

7.4 %

14

Type of Reporting Person (See Instructions)

OO

SCHEDULE 13D

CUSIP No.

159765106

1

Name of reporting person

Ben Franklin

2

Check the appropriate box if a member of a Group (See Instructions)

(a)

(b)

3

SEC use only

4

Source of funds (See Instructions)

AF, PF

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

Checkbox not checked

6

Citizenship or place of organization

FLORIDA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 100.00
8	Shared Voting Power 232,106.00
9	Sole Dispositive Power 100.00
10	Shared Dispositive Power 232,106.00

11

Aggregate amount beneficially owned by each reporting person

232,206.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

Checkbox not checked

13

Percent of class represented by amount in Row (11)

7.4 %

14

Type of Reporting Person (See Instructions)

IN, PN, OO

SCHEDULE 13D

Item 1.

Security and Issuer

(a)

Title of Class of Securities:

Common Stock

(b)

Name of Issuer:

CHARLES & COLVARD LTD

(c)

Address of Issuer's Principal Executive Offices:

170 SOUTHPORT DRIVE, MORRISVILLE, NORTH CAROLINA , 27560.

Item 4.

Purpose of Transaction

On August 22, 2025, Riverstyx Fund, LP submitted to the Issuer, via email and UPS, a notice nominating three individuals, Ben Franklin, Michael R Levin, and Lloyd M Sems, for election to the Board of Directors of the Issuer at its 2025 annual meeting. The consents of the nominees to be named in such nomination are filed herewith as Exhibit 1.

Item 7.

Material to be Filed as Exhibits.

Exhibit 1 - Consents of Nominees Ben Franklin Michael R Levin and Lloyd M Sems

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Riverstyx Capital Management LLC

Signature:	Ben Franklin
Name/Title:	Manager of its GP
Date:	08/25/2025

The Riverstyx Fund, LP

Signature:	Ben Franklin
Name/Title:	Manager
Date:	08/25/2025

Riverstyx Fund, GP

Signature:	Ben Franklin
Name/Title:	Manager
Date:	08/25/2025

Ben Franklin

Signature:	Ben Franklin
Name/Title:	Ben Franklin
Date:	08/25/2025