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.
- Peter Lynch
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549
SCHEDULE 13G
(Amendment No. 3)*
Under the Securities Exchange Act of 1934
| X4 PHARMACEUTICALS, INC. |
| (Name of Issuer) |
|
|
| Common Stock, par value $0.001 per share |
| (Title of Class of Securities) |
|
|
| 98420X103 |
| (CUSIP Number) |
|
|
| December 31, 2022 |
| (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)
☒ Rule 13d-1(c)
☐ Rule 13d-1(d)
*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
| CUSIP No. 98420X103 | SCHEDULE 13G | Page 2 of 7 Pages |
| 1 |
NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
OrbiMed Advisors LLC | |||
| 2 |
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) o (b) o |
|||
| 3 |
SEC USE ONLY
| |||
| 4 |
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware | |||
|
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5 |
SOLE VOTING POWER
0 | ||
| 6 |
SHARED VOTING POWER
10,328,649 (1) | |||
| 7 |
SOLE DISPOSITIVE POWER
0 | |||
| 8 |
SHARED DISPOSITIVE POWER
10,328,649 (1) | |||
| 9 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
10,328,649 (1) | |||
| 10 |
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
|
o | ||
| 11 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.2% | |||
| 12 |
TYPE OF REPORTING PERSON (See Instructions)
IA | |||
| (1) | Includes (i) 5,817,726 shares of common stock, par value $0.001 per share (the “Shares”), of X4 Pharmaceuticals, Inc. and (ii) 4,510,923 Shares issuable upon the exercise of warrants to purchase Shares (the “Warrants”). |
| CUSIP No. 98420X103 | SCHEDULE 13G | Page 3 of 7 Pages |
| 1 |
NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)
OrbiMed Capital GP IV LLC | |||
| 2 |
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) o (b) o |
|||
| 3 |
SEC USE ONLY
| |||
| 4 |
CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware | |||
|
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH |
5 |
SOLE VOTING POWER
0 | ||
| 6 |
SHARED VOTING POWER
10,328,649 (1) | |||
| 7 |
SOLE DISPOSITIVE POWER
0 | |||
| 8 |
SHARED DISPOSITIVE POWER
10,328,649 (1) | |||
| 9 |
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
10,328,649 (1) | |||
| 10 |
CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions)
|
o | ||
| 11 |
PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
8.2% | |||
| 12 |
TYPE OF REPORTING PERSON (See Instructions)
OO | |||
| (1) | Includes (i) 5,817,726 Shares and (ii) 4,510,923 Shares issuable upon the exercise of the Warrants. |
| CUSIP No. 98420X103 | SCHEDULE 13G | Page 4 of 7 Pages |
| Item 1. | (a) Name of Issuer: |
X4 Pharmaceuticals, Inc.
| (b) Address of Issuer’s Principal Executive Offices: |
61 North Beacon Street, 4th Floor
Boston, Massachusetts 02134
| Item 2. | (a) Name of Person Filing: |
OrbiMed Advisors KKC
OrbiMed Capital GP IV LLC
| (b) Address of Principal Business Office: |
601 Lexington Avenue, 54th Floor
New York, NY 10022
| (c) Citizenship: |
Please refer to Item 4 on each cover sheet for each filing person.
| (d) Title of Class of Securities: |
Common Stock, par value $0.001 per share
| (e) CUSIP No.: |
98420X103
| CUSIP No. 98420X103 | SCHEDULE 13G | Page 5 of 7 Pages |
Item 3.
OrbiMed Capital GP IV LLC (“GP IV”) is the general partner of OrbiMed Private Investments IV, LP (“OPI IV”). OrbiMed Advisors LLC (“Advisors”) is an investment advisor in accordance with ss.240.13d-1(b)(1)(ii)(E) and is the managing member of GP IV.
| CUSIP No. 98420X103 | SCHEDULE 13G | Page 6 of 7 Pages |
Item 4. Ownership:
Information with respect the Reporting Persons’ ownership as of December 31, 2022 is incorporated by reference to items (5) – (9) and (11) of the cover page for the Reporting Person.
Item 5. Ownership of Five Percent or Less of a Class.
If this statement is being filed to report the fact that as of the date hereof the Reporting Person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following ☐.
Item 6. Ownership of More Than Five Percent on Behalf of Another Person.
Reporting Persons are holding 8.2% of the shares in the aggregate on behalf of other persons who have the right to receive or the power to direct the receipt of dividends from, or proceeds from the sale of, such securities. No one such other person’s interest in the securities whose ownership is reported here relates to more than five percent of the class. Advisors exercises investment and voting power over the shares through a management committee comprised of Carl L. Gordon, Sven H. Borho, and W. Carter Neild, each of whom disclaims beneficial ownership of the Common Stock reported herein.
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.
Item 8. Identification and Classification of Members of the Group.
Not Applicable.
Item 9. Notice of Dissolution of Group.
Not Applicable.
Item 10. Certification.
By signing below, I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and held in the ordinary course of business and 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.
| CUSIP No. 98420X103 | SCHEDULE 13G | Page 7 of 7 Pages |
SIGNATURES
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.
Dated: February 14, 2023
|
OrbiMed Capital GP IV LLC By: OrbiMed Advisors LLC, its Managing Member | |||
| By: | /s/ Carl L. Gordon | ||
| Name: | Carl L. Gordon | ||
| Title: | Member of OrbiMed Advisors LLC | ||
| OrbiMed Advisors LLC | |||
| By: | /s/ Carl L. Gordon | ||
| Name: | Carl L. Gordon | ||
| Title: | Member | ||