Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
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- Peter Lynch
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13G
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UNDER THE SECURITIES EXCHANGE ACT OF 1934
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(Amendment No. 1)*
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Marinus Pharmaceuticals, Inc. (Name of Issuer) |
Common Stock (Title of Class of Securities) |
56854Q200 (CUSIP Number) |
12/31/2024 (Date of Event Which Requires Filing of this Statement) |
| Check the appropriate box to designate the rule pursuant to which this Schedule is filed: |
 Rule 13d-1(b)
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 Rule 13d-1(c)
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| Rule 13d-1(d)
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SCHEDULE 13G
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| CUSIP No. | 56854Q200 |
| 1 | Names of Reporting Persons
Panacea Venture Healthcare Fund II, L.P. | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
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| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
CAYMAN ISLANDS
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
0.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
0 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
PN |
SCHEDULE 13G
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| CUSIP No. | 56854Q200 |
| 1 | Names of Reporting Persons
Panacea Venture Healthcare Fund II GP Company, Ltd. | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
CAYMAN ISLANDS
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
0.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
0 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
CO |
SCHEDULE 13G
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| CUSIP No. | 56854Q200 |
| 1 | Names of Reporting Persons
Panacea Innovation Limited | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
CAYMAN ISLANDS
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
0.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
0 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
CO |
SCHEDULE 13G
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| CUSIP No. | 56854Q200 |
| 1 | Names of Reporting Persons
James Huang | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
CHINA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
0.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
0 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13G
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| Item 1. | ||
| (a) | Name of issuer:
Marinus Pharmaceuticals, Inc. | |
| (b) | Address of issuer's principal executive offices:
5 Radnor Corporate Center, Suite 500, 100 Matsonford Rd., Radnor PA 19087 | |
| Item 2. | ||
| (a) | Name of person filing:
Each of the following is hereinafter individually referred to as a "Reporting Person" and collectively as the "Reporting Persons." This statement is filed on behalf of:Panacea Venture Healthcare Fund II, L.P.Panacea Venture Healthcare Fund II GP Company, Ltd.Panacea Innovation LimitedJames Huang | |
| (b) | Address or principal business office or, if none, residence:
The business address of each of the Reporting Persons is c/o Maples Corporate Services Limited, Ugland House, Grand Cayman KY1-1104, Cayman Islands. | |
| (c) | Citizenship:
Mr. Huang is a citizen of the Republic of China. The remaining Reporting Persons are organized under the laws of the Cayman Islands. | |
| (d) | Title of class of securities:
Common Stock | |
| (e) | CUSIP No.:
56854Q200 | |
| Item 3. | If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: | |
| (a) | Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
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| (b) | Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
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| (c) | Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
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| (d) | Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
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| (e) | An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
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| (f) | An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
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| (g) | A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
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| (h) | A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
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| (i) | A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
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| (j) | A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution: | |
| (k) | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
| |
| Item 4. | Ownership | |
| (a) | Amount beneficially owned:
This amendment to Schedule 13G is being filed on behalf of the Reporting Persons to report that, as of December 31, 2024, the Reporting Persons do not beneficially own any shares of Common Stock. | |
| (b) | Percent of class:
Panacea Venture Healthcare Fund II, L.P.: 0%Panacea Venture Healthcare Fund II GP Company, Ltd.: 0%Panacea Innovation Limited: 0%James Huang: 0 %
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| (c) | Number of shares as to which the person has:
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| (i) Sole power to vote or to direct the vote:
Panacea Venture Healthcare Fund II, L.P.: 0Panacea Venture Healthcare Fund II GP Company, Ltd.: 0Panacea Innovation Limited: 0James Huang: 0 | ||
| (ii) Shared power to vote or to direct the vote:
Panacea Venture Healthcare Fund II, L.P.: 0Panacea Venture Healthcare Fund II GP Company, Ltd.: 0Panacea Innovation Limited: 0James Huang: 0 | ||
| (iii) Sole power to dispose or to direct the disposition of:
Panacea Venture Healthcare Fund II, L.P.: 0Panacea Venture Healthcare Fund II GP Company, Ltd.: 0Panacea Innovation Limited: 0James Huang: 0 | ||
| (iv) Shared power to dispose or to direct the disposition of:
Panacea Venture Healthcare Fund II, L.P.: 0Panacea Venture Healthcare Fund II GP Company, Ltd.: 0Panacea Innovation Limited: 0James Huang: 0 | ||
| Item 5. | Ownership of 5 Percent or Less of a Class. | |
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Ownership of 5 percent or less of a class
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| Item 6. | Owners hip of more than 5 Percent on Behalf of Another Person. | |
Not Applicable
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| Item 7. | Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. | |
Not Applicable
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| Item 8. | Identification and Classification of Members of the Group. | |
Not Applicable
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| Item 9. | Notice of Dissolution of Group. | |
Not Applicable
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| Item 10. | Certifications: |
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. |
| 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.
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Comments accompanying signature: Exhibit 99: Joint Filing Agreement (previously filed).