Item 1. Security and Issuer
This Amendment No. 4 to Schedule 13D amends and supplements
the Schedule 13D filed with the Securities and Exchange Commission
(the “SEC”) by the Reporting Persons on November 27, 2020,
Amendment No. 1 thereto filed with the SEC by the Reporting
Persons on December 23, 2020, Amendment No. 2 thereto
filed with the SEC by the Reporting Persons on March 31, 2021
and Amendment No. 3 thereto filed with the SEC by the
Reporting Persons on September 20, 2021 (together, the
“Schedule 13D”). Capitalized terms used but not defined herein have
the meanings ascribed to them in the Schedule 13D. Except as
expressly set forth herein, there have been no changes to the
information set forth in the Schedule 13D.
Item 5. Interest in Securities of the Issuer
(a) and (b) The information contained on the cover pages to
this Schedule 13D is incorporated herein by reference.
The percentage of Common Shares outstanding reported herein is
based on 177,524,993 shares outstanding as of February 17,
2022, as set forth in the Issuer’s Annual Report on Form
10-K, for the year ended
December 31, 2021, filed with the SEC on February 28,
QVT Financial is the investment manager of Saratoga and QVT Family
Office Onshore LP and it provides certain investment advisory
services for FF Fund. QVT Financial has the power to direct the
vote and disposition of the Common Shares held by Saratoga and QVT
Family Office Onshore LP and may be deemed to beneficially own the
Common Shares held by FF Fund, though it disclaims the power to
direct the vote and disposition of FF Fund’s Common Shares.
Aggregately, QVT Financial may be deemed to be the beneficial owner
of 17,873,834 Common Shares, consisting of the Common Shares owned
by Saratoga, QVT Family Office Onshore LP and FF Fund.
QVT Financial GP LLC, as general partner of QVT Financial, may be
deemed to beneficially own the same number of Common Shares
reported by QVT Financial. Fourth GP, as general partner of FF
Fund, may be deemed to beneficially own the aggregate number of
Common Shares owned by FF Fund, and accordingly, Fourth GP may be
deemed to be the beneficial owner of an aggregate amount of
9,054,443 Common Shares.
Each of the Covered Persons disclaims beneficial ownership of the
Common Shares owned by the Reporting Persons.
(c) The reported share amounts for the Reporting Persons reflect
amounts as of the date hereof.
Appendix B to this Amendment No. 4 sets forth the transactions
in the Common Shares by the Reporting Persons within the past 60
(d) Not applicable.
(e) Not applicable.
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