| Item 1. | |
| (a) | Name of issuer:
Oculis Holding AG |
| (b) | Address of issuer's principal executive offices:
Bahnhofstrasse 7 Zug, V8, CH-6300 |
| Item 2. | |
| (a) | Name of person filing:
This statement is filed by (i) BVCF IV, L.P. ("Fund"), a limited partnership incorporated under the laws of the Cayman Islands, (ii) BEYEOTECH ("Beyeotech"), a company organized and existing under the laws of the Cayman Islands, (iii) BVCF IV GP, Ltd. ("GP"), a limited company incorporated under the laws of the Cayman Islands, and (iv) Mr. Zhi Yang, a director and sole shareholder of GP (Fund, Beyeotech, GP and Mr. Zhi Yang are collectively referred to as the "Reporting Persons").
Beyeotech directly holds the 2,191,810 Ordinary Shares being reported in this statement. Beyeotech is a wholly-owned subsidiary of Fund, GP is the general partner of Fund and Mr. Zhi Yang is the sole shareholder and director of GP.
GP, by virtue of it being the general partner of Fund, may be deemed to have voting control and investment discretion over the securities held by Beyeotech.
Mr. Zhi Yang, by virtue of being the director and sole shareholder of GP, may be deemed to have voting control and investment discretion over the securities held by Beyeotech.
Each of the Reporting Persons has entered into a Joint Filing Agreement, dated April 28, 2023, pursuant to which such Reporting Persons have agreed to file this statement jointly in accordance with the provisions of 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended. |
| (b) | Address or principal business office or, if none, residence:
The address of the principal business office of Beyeotech is 190 Elgin Avenue, George Town, Grand Cayman KY1-9008, Cayman Islands. The address of the principal business office of each of Fund, GP and Mr. Zhi Yang is 763 Mengzi Road, Suite 2606, Shanghai, China 200023. |
| (c) | Citizenship:
See Row 4 of each cover page. |
| (d) | Title of class of securities:
Ordinary Shares, CHF 0.01 par value per share |
| (e) | CUSIP No.:
H5870P102 |
| 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:
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| (k) | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
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| Item 4. | Ownership |
| (a) | Amount beneficially owned:
See Row 9 of each cover page. |
| (b) | Percent of class:
See Row 11 of each cover page. |
| (c) | Number of shares as to which the person has:
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| | (i) Sole power to vote or to direct the vote:
See Row 5 of each cover page.
|
| | (ii) Shared power to vote or to direct the vote:
See Row 6 of each cover page.
|
| | (iii) Sole power to dispose or to direct the disposition of:
See Row 7 of each cover page.
|
| | (iv) Shared power to dispose or to direct the disposition of:
See Row 8 of each cover page.
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| Item 5. | Ownership of 5 Percent or Less of a Class. |
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| Item 6. | Ownership of more than 5 Percent on Behalf of Another Person. |
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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. |
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Not Applicable
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| Item 8. | Identification and Classification of Members of the Group. |
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Not Applicable
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| Item 9. | Notice of Dissolution of Group. |
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Not Applicable
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Rule 13d-1(d)