Effective October 3, 2022 Pfizer Inc. completed its acquisition of Biohaven Pharmaceutical Holding Company Ltd.
Pursuant to the terms of the merger, former Biohaven shareholders will receive $148.50, in cash (without interest
and less any applicable withholding taxes) for each Biohaven common share they owned as of the effective time of the
merger. Additionally, pursuant to the terms of the separation and distribution agreement, former Biohaven
shareholders will receive one common share of Biohaven Ltd., a new company that retained Biohaven’s non-CGRP
development stage pipeline compounds, holds the Kv7 ion channel activators, glutamate modulation, and myostatin
inhibition platforms, preclinical product candidates, and certain corporate infrastructure assets excluded from the
Pfizer acquisition, for every two shares of Biohaven common shares they owned as of the record date, September 26,
2022.
Pfizer has appointed Computershare Trust Company, N.A. as paying agent for payment of the merger consideration.
Additional information will be mailed to Biohaven registered shareholders outlining the steps to be taken to obtain
the merger consideration. Shareholders do not need to take any action regarding their shares until contacted by the
paying agent. For additional information, please contact Computershare Trust Company at 1-800-546-5141 (from within
the USA, US territories and Canada), 1-781-575-2765 (from outside the USA, US territories and Canada). If you own
your shares through a bank, brokerage firm or other nominee (in “street name”), please contact your bank, broker or
nominee for further information about receiving the merger consideration.
Biohaven Ltd. has appointed American Stock Transfer & Trust Company, LLC as transfer agent for distribution of
the common shares of Biohaven Ltd. Shareholders do not need to take any action to receive common shares of Biohaven
Ltd. For Biohaven shareholders who owned Biohaven common shares in registered form as of the record date, the
transfer agent will credit such shareholders with the applicable amount of Biohaven Ltd. common shares to book entry
accounts established in their names to hold such shares, and will thereafter send shareholders a statement
reflecting their ownership of Biohaven Ltd. common shares. For Biohaven shareholders who own Biohaven common shares
through a bank, broker or other nominee (in “street name”), such bank, broker or other nominee will credit such
shareholders’ accounts with their applicable common shares of Biohaven Ltd. No fractional common shares of Biohaven
Ltd. will be issued to Biohaven shareholders as part of the distribution or credited to book entry accounts. In lieu
of receiving fractional shares, each holder of Biohaven common shares who would otherwise be entitled to receive a
fractional common share of Biohaven Ltd. will receive cash for such fractional interest, which generally will be
taxable to such holder. For additional information, please contact American Stock & Trust Company at
+1-800-937-5449.