Rule 13d-1(c)
SCHEDULE 13G
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| CUSIP Number(s): | Y73118120 |
| 1 | Names of Reporting Persons
Alta Partners LLC | ||||||||
| 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
NEW YORK
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
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| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
258,979.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
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| 11 | Percent of class represented by amount in row (9)
19.4 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13G
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| Item 1. | ||
| (a) | Name of issuer:
Robin Energy Ltd. | |
| (b) | Address of issuer's principal executive offices:
223 CHRISTODOULOU CHATZIPAVLOU STREET, HAWAII ROYAL GARDENS, LIMASSOL, CYPRUS, 3036. | |
| Item 2. | ||
| (a) | Name of person filing:
Alta Partners LLC | |
| (b) | Address or principal business office or, if none, residence:
1205 Franklin Avenue, Garden City, New York 11530 | |
| (c) | Citizenship:
New York Limited Liability Company | |
| (d) | Title of class of securities:
Common Shares, $0.001 par value per share | |
| (e) | CUSIP Number(s):
Y73118120 | |
| 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).
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| Item 4. | Ownership | |
| (a) | Amount beneficially owned:
258,979 Common Shares.
Copy | |
| (b) | Percent of class:
19.4%, based on 1,332,297 Common Shares issued and outstanding as of October 15, 2026, as reported in the Issuer's Registration Statement on Form F-1 filed with the Securities and Exchange Commission on October 16, 2026. | |
| (c) | Number of shares as to which the person has:
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| (i) Sole power to vote or to direct the vote:
258,979 Common Shares | ||
| (ii) Shared power to vote or to direct the vote:
0 | ||
| (iii) Sole power to dispose or to direct the disposition of:
258,979 Common Shares | ||
| (iv) Shared power to dispose or to direct the disposition of:
0 | ||
| Item 5. | Ownership of 5 Percent or Less of a Class. | |
Not Applicable
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| Item 6. | Ownership 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.
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| 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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