| Item 1. | |
| (a) | Name of issuer:
Acutus Medical, Inc. |
| (b) | Address of issuer's principal executive offices:
2210 Faraday Ave., Suite 100, Carlsbad, CALIFORNIA 92008 |
| Item 2. | |
| (a) | Name of person filing:
Advent Life Sciences LLP, Advent Life Sciences Fund I LP and Dr. Shahzad Malik. |
| (b) | Address or principal business office or, if none, residence:
27 Fitzroy Square, London, United Kingdom W1T 6ES |
| (c) | Citizenship:
Advent Life Sciences LLP is a limited liability partnership organized under the laws of the United Kingdom. Advent Life Sciences Fund I LP is a limited partnership organized under the laws of the United Kingdom. Dr. Malik is a citizen of the United Kingdom. |
| (d) | Title of class of securities:
Common Stock, par value $0.001 per share |
| (e) | CUSIP No.:
005111109 |
| 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:
Advent Life Sciences LLP and Advent Life Sciences Fund I LP hold 0 shares. Dr. Malik, a general partner of each of the funds named herein and who previously was a director of the Company, holds 3,281 restricted shares of Common Stock and options to purchase 19,476 shares of Common Stock. Each Reporting Person disclaims beneficial ownership of the shares of Common Stock except to the extent of any pecuniary interest therein. |
| (b) | Percent of class:
Advent Life Sciences LLP and Advent Life Sciences Fund I LP 0%. Dr. Malik 0.07608%. |
| (c) | Number of shares as to which the person has:
|
| | (i) Sole power to vote or to direct the vote:
Advent Life Sciences LLP and Advent Life Sciences Fund I LP 0%. Dr. Malik 0.01097%.
|
| | (ii) Shared power to vote or to direct the vote:
0
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| | (iii) Sole power to dispose or to direct the disposition of:
Advent Life Sciences LLP and Advent Life Sciences Fund I LP 0%. Dr. Malik 0.07608%.
|
| | (iv) Shared power to dispose or to direct the disposition of:
0
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| Item 5. | Ownership of 5 Percent or Less of a Class. |
| | 
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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