CUSIP No. 43157M 102
Item 1. | Security and Issuer. |
This Amendment No. 3 (“Amendment No. 3”) to Schedule 13D amends the statement on Schedule 13D filed on May 6, 2022 (the “Original Schedule 13D”), as amended on September 8, 2022 and May 5, 2023 (the “Prior Amendments”, and together with the Original Schedule 13D and this Amendment No. 3, the “Schedule 13D”) with respect to the Common Stock of HilleVax, Inc. (the “Issuer”), having its principal executive office at 321 Harrison Avenue, Boston, MA 02118. Except as otherwise specified in Amendment No. 3, all items in the Original Schedule 13D, as amended by the Prior Amendments, are unchanged. All capitalized terms used in this Amendment No. 3 and not otherwise defined herein have the meanings ascribed to such terms in the Original Schedule 13D, as amended by the Prior Amendments.
The Reporting Persons are filing this Amendment No. 3 to report a decrease in the percentage of the class beneficially owned by the Reporting Persons due to an increase in the aggregate number of outstanding securities of the Issuer.
Item 5. | Interest in Securities of the Issuer |
| (a) | State the aggregate number and percentage of the class of securities identified pursuant to Item 1 (which may be based on the number of securities outstanding as contained in the most recently available filing with the Commission by the issuer unless the filing person has reason to believe such information is not current) beneficially owned (identifying those shares which there is a right to acquire) by each person named in Item 2. The information should also be furnished with respect to persons who, together with any of the persons named in Item 2, comprise a group within the meaning of Section 13(d)(3) of the Act: |
FLS X is the record owner of FLS X Shares. As the sole general partner of FLS X, FHMLS X, L.P. may be deemed to beneficially own the FLS X Shares. As the sole general partner of FHMLS X, L.P., FHMLS X, L.L.C. may be deemed to beneficially own the FLS X Shares. As members of FHMLS X, L.L.C., Heron and Topper may each be deemed to beneficially own the FLS X Shares.
FLSPF is the record owner of FLSPF Shares. As the sole general partner of FLSPF, FHMLSP, L.P. may be deemed to beneficially own the FLSPF Shares. As the sole general partner of FHMLSP, L.P., FHMLSP, L.L.C. may be deemed to beneficially own the FLSPF Shares. As members of FHMLSP, L.L.C., Heron, Topper, Cha and Brush may each be deemed to beneficially own the FLSPF Shares.
The percentage of outstanding shares of Common Stock of the Issuer, which may be deemed to be beneficially owned by each Reporting Person, is set forth on Line 13 of such Reporting Person’s cover sheet. For each Reporting Person other than Heron, such percentage was calculated based on 48,416,931 shares of Common Stock that were anticipated to be outstanding following the Issuer’s public offering (including the underwriters’ option to purchase an additional 1,200,000 shares of the Issuer’s Common Stock in such public offering) as set forth in the Issuer’s final prospectus filed with the SEC pursuant to Rule 424(b)(5) on September 20, 2023.
Heron’s percentage was calculated based on (i) 48,416,931 shares of Common Stock that were anticipated to be outstanding following the Issuer’s public offering (including the underwriters’ option to purchase an additional 1,200,000 shares of the Issuer’s Common Stock in such public offering) as set forth in the Issuer’s final prospectus filed with the SEC pursuant to Rule 424(b)(5) on September 20, 2023, and (ii) 25,000 shares of Common Stock that are issuable upon the exercise of options held directly by Mr. Heron that are exercisable within 60 days of September 25, 2023.
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