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Sample Business Contracts

Common Stock Sale/Repurchase Agreement - Israel Chemicals Ltd. and SuperGen Inc.

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                COMMON STOCK SALE/REPURCHASE AGREEMENT

    AGREEMENT made as of August 6, 1997 by and between ISRAEL CHEMICALS,
LTD., an Israeli limited liability company ("ICL"), and SUPERGEN, INC., a
California company ("Company").

    WHEREAS, ICL owns 2,571,000 Shares of the common stock of the Company
(the "ICL Shares); and

    WHEREAS, ICL wishes to sell and the Company wishes to repurchase 740,000
of the ICL Shares on the terms and conditions set forth below.

    NOW, THEREFORE, in consideration of the mutual covenants, agreements,
representations and warranties herein contained and of other good and
valuable consideration, the receipt and sufficiency of which is hereby
acknowledged, the parties hereby agree as follows:

    1.   SALE AND REPURCHASE OF STOCK.  Subject to the conditions set forth
in Section 10, at the Closing (as defined below), ICL shall sell to the
Company and the Company shall repurchase from ICL 740,000 of its shares of
the common stock of the Company (the "Repurchased Shares") at a price per
share equal to $10.63, for an aggregate amount of $7,866,200 (the "Purchase
Price").

    2.   CLOSING.  The closing of the sale and repurchase of the Repurchased
Shares shall take place no later than 1:00 p.m. New York City time on August
6, 1997 (the "Closing Date") at the offices of Robinson Silverman Pearce
Aronsohn & Berman LLP, 1290 Avenue of the Americas, New York, New York 10104,
or such other place and time as shall be mutually agreed upon by the parties.

    3.   DELIVERIES BY THE COMPANY AND ICL AT THE CLOSING.  At the Closing,
the Company shall deliver to ICL (i) the Purchase Price, without deduction
for any taxes, withholdings or other amounts, in United States dollars in
immediately available funds by wire transfer to the account designated by ICL
on the signature page hereof, and (ii) evidence that the Transfer Agent (as
defined below) has received the Required Documents (as defined in Section
10(a) below) and has been instructed to release to the Escrow Agent (as
defined below) the New Certificates (as defined in Section 10(a) below).  ICL
shall deliver to the Company the stock certificate(s) representing the
Repurchased Shares, duly endorsed for transfer, and shall deliver to an
escrow agent mutually agreed upon by all the parties (the "Escrow Agent") the
stock certificates representing the Remaining ICL Shares (as defined in
Section 7 below), to be held on terms and conditions set forth in an escrow
agreement substantially in the form attached hereto as EXHIBIT A ("Escrow
Agreement").


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    4.   REPLACEMENT CERTIFICATES.  On or prior to Closing, ICL shall deliver
to the Transfer Agent the three (3) stock certificates representing, in the
aggregate, the total amount of the ICL Shares and the Company shall cause the
Transfer Agent to deliver, in lieu of and in full substitution for such
certificates, three (3) stock certificates issued by the Company to ICL, one
representing the total amount of the Repurchased Shares, the second
representing the total amount of the Option Shares ("Option Share
Certificate") and the third representing the total amount of the Remaining
ICL Shares less the Option Shares ("Remaining Share Certificate").  The
Option Share Certificate and the Remaining Share Certificate shall be
delivered by the Transfer Agent to the Escrow Agent without any legends or
restrictions on such certificates, subject to the restrictions set forth in
this Agreement and the Escrow Agreement.

    5.   REPRESENTATIONS AND WARRANTIES OF THE COMPANY.  The Company hereby
makes the following representations and warranties to ICL as of the Closing
Date:

    a.   ORGANIZATION.  The Company is a corporation, duly incorporated,
    validly existing and in good standing under the laws of the jurisdiction
    of its incorporation.

    b.   AUTHORIZATION; ENFORCEABILITY.  The Company has the requisite
    corporate power and authority to enter into and consummate the transactions
    contemplated hereby.  The execution and delivery of this Agreement by the
    Company and the consummation by it of the transactions contemplated hereby
    have been duly authorized by all necessary action on the part of the
    Company.  This Agreement has been duly executed and delivered by the
    Company and constitutes the legal, valid and binding obligation of the
    Company enforceable against it in accordance with its terms, except as such
    enforceability may be limited by applicable bankruptcy, insolvency,
    reorganization, liquidation or similar laws relating to or affecting
    generally the enforcement of creditors' rights and remedies or by other
    equitable principles of general application.

    c.   NO CONFLICTS.  The execution, delivery and performance of this
    Agreement by the Company and the consummation by it of the transactions
    contemplated hereby do not and will not (i) violate any provision of its
    certificate of incorporation or bylaws, or (ii) conflict with, or
    constitute a default (or an event which, with notice or lapse of time or
    both, would become a default) under, or give to others any rights of
    termination, amendment, acceleration or cancellation of, any material
    agreement, indenture or instrument to which the Company is party or result
    in a violation of any order, judgement, injunction, decree to other
    restriction of any court of competent jurisdiction or governmental
    authority to which the Company is subject or by which any property or asset
    of the Company is bound or affected.

    d.   LITIGATION; PROCEEDINGS.  There is no action, suit, notice of
    violation, proceeding or investigation pending, or to the knowledge of the
    Company, threatened against or affecting


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    the Company or any of its affiliates or any of their respective
    properties before or by any court, governmental or administrative
    agency or regulatory authority (federal, state, county, local or
    foreign) that relates to or challenges the legality, validity or
    enforceability of this Agreement.

    e.   BROKERS' FEES. There are no brokerage fees, commissions or
    compensation due to any party engaged or retained by, through or on behalf
    of, the Company in connection with the transactions contemplated hereby.

    f.   USE OF FUNDS.  The Company is permitted, under applicable laws and
    under (i) its articles of incorporation, by-laws and (ii) any material
    agreement, indenture or instrument to which the Company or any of its
    affiliates is bound, to use the funds being allocated by the Company as the
    Purchase Price hereunder for a repurchase or redemption of its common stock
    as contemplated by this Agreement.

    6.   REPRESENTATIONS AND WARRANTIES OF ICL.   ICL hereby makes the
following representations and warranties to the Company as of the Closing Date:

    a.   AUTHORIZATION: ENFORCEABILITY.  ICL has the requisite corporate power
    and authority to enter into and consummate the transactions contemplated
    hereby.  The execution and delivery of this Agreement by ICL and the
    consummation by it of the transactions contemplated hereby have been duly
    authorized by all necessary action on the part of ICL.  This Agreement has
    been duly executed and delivered by ICL and constitutes the legal, valid
    and binding obligation of ICL enforceable against it in accordance with its
    terms, except as such enforceability may be limited by applicable
    bankruptcy, insolvency, reorganization, liquidation or similar laws
    relating to or affecting generally the enforcement of creditors' rights and
    remedies or by other equitable principles of general application.

    b.   NO CONFLICTS.  The execution, delivery and performance of this
    Agreement by ICL and the consummation by it of the transactions
    contemplated hereby do not and will not (i) violate any provision of its
    Memorandum or Articles of Association, or (ii) conflict with, or constitute
    a default (or an event which, with notice or lapse of time or both, would
    become a default) under, or give to others any rights of termination,
    amendment, acceleration or cancellation of, any material agreement,
    indenture or instrument to which ICL is party or result in a violation of
    any order, judgement, injunction, decree to other restriction of any court
    of competent jurisdiction or governmental authority to which ICL is subject
    or by which any property or asset of ICL is bound or affected.

    c.   LITIGATION: PROCEEDINGS.  There is no action, suit, notice of
    violation, proceeding or investigation pending, or to the knowledge of ICL,
    threatened against or affecting ICL or any


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    of its affiliates or any of their respective properties before or by
    any court, governmental or administrative agency or regulatory
    authority (federal, state, county, local or foreign) that relates to or
    challenges the legality, validity or enforceability of this Agreement.

    d.   GOVERNMENT CONSENTS.  To the best of its knowledge, no consent or
    other approval of any governmental authority, including but not limited to
    the Israeli government, is required in connection with the execution,
    delivery and performance by ICL of this Agreement.

    e.   OWNERSHIP; TITLE.  ICL has, and upon Closing will deliver to the
    Company, good and marketable title to the Repurchased Shares.  ICL is the
    record and beneficial owner of the Repurchased Shares and Option Shares,
    free and clear of any liens, claims, charges or other encumbrances
    whatsoever.  Other than the ICL Shares, ICL does not own, of record or
    beneficially, directly or indirectly, shares of, or any subscription,
    warrant, option (other than the Put Option hereunder) or, to its knowledge,
    other rights (such as preemptive rights or rights of first refusal) to
    purchase or acquire shares of, any class of capital stock of the Company or
    securities convertible into or exchangeable for such capital stock and has
    no intent to acquire any such shares or any such rights.

    f.   BROKERS' FEES.  Other than a fee payable to Lehman Brothers, Inc.,
    there are no brokerage fees, commissions or compensation due to any party
    engaged or retained by, through or on behalf of, ICL in connection with the
    transactions contemplated hereby.

    g.   NON-AFFILIATE OF THE COMPANY.  ICL (i) is not a member of a "group" as
defined in Rule 13d-5(b)(1) of the Securities Exchange Act of 1934, as amended,
and (ii) does not have and will not seek, directly or indirectly, the power to
direct or cause the direction of the management or policies of the Company or
otherwise control the Company.  None of ICL's current officers, directors,
employees or affiliates is or has a right to become or shall, with ICL's
consent, seek to become in the future officers or directors of the Company.

    7.   OTHER AGREEMENTS BY ICL.  Upon the Closing, ICL agrees that (i) the
Amended and Restated Stock Purchase Agreement among ICL, the Company and
certain founders of the Company, dated May 30, 1995, shall be terminated and
shall be null and void and of no further force and effect, inclusive of the
rights and obligations set forth in Section 6.2 and 8.1(a) thereof; (ii) the
Letter Agreement dated March 6, 1996 between the Company and ICL shall be
terminated and shall be void and of no further force and effect, and (iii)
that, except as set forth in Section 9, ICL will not, without the prior
consent of the Company, sell, make short sale of, loan, grant any options for
the purchase of or otherwise dispose of any of the ICL Shares remaining after
the sale to the Company of the Repurchased Stock (the "Remaining ICL Shares")
for a period of 180 days from the Closing Date (the "Lock-Up Period").  After
the date hereof, ICL shall not acquire any shares or any subscription,


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warrant, option or other rights (including, without limitation, preemptive
rights or rights of first refusal) to purchase or acquire shares of any class
of the capital stock of the Company.

    8.   COVENANTS OF THE COMPANY.  The Company covenants and agrees that,
from and after the Closing Date: (i) it will not intentionally take any
action or other steps which shall cause ICL to become or be deemed to be an
"affiliate" as defined in Rule 144(a) of the Securities Act of 1933, as
amended ("Act") or Rule 405 of the Act (an "Affiliate"), and (ii) as long as
ICL does not take any action or other steps which cause (x) its
representations and warranties hereunder to become false, inaccurate or
invalid; (y) it to become or to be deemed to be an Affiliate; or (z) it to be
in breach of Section 7 or in material breach of Section 9, the Company will
not issue any stop transfer instructions with respect to the New Certificates
or any of the Remaining ICL Shares, or otherwise seek to place restrictions
on the transfer of any of the Remaining ICL Shares.

    9.   PUT/CALL OPTIONS. (a)  PUT OPTION.  In consideration of ICL's
agreements as set forth in Section 7, ICL shall have the right to sell to the
Company and require the Company to purchase any number or all of 915,500 of
the Remaining ICL Shares (the "Option Shares"), at a price per share of
$13.50, at any time during the Option Period, as defined below (the "Put
Option").  ICL may exercise such right at any time or from time to time
during the Option Period upon written notice of not less than ten (10)
business days to the Company ("Put Notice").  The Put Notice shall set forth
the number of Option Shares being tendered and the aggregate price to be paid
therefor.

         (b)  CALL OPTION.  At any time or from time to time during the
Option Period, the Company shall have the right to require ICL to sell to the
Company, and to purchase, any number or all of the Option Shares, at a price
per share of $13.50 (the "Call Option").  The Company may exercise such right
at any time or from time to time during the Option Period upon written notice
of not less than ten (10) business days to ICL ("Call Notice").  The Call
Notice shall set forth the number of Option Shares to be purchased and the
aggregate price to be paid therefor.

         (c)  OPTION PERIOD.  The Put Option and the Call Option are
respectively exercisable during the period commencing on the date which is 40
days after the 20th consecutive trading day on which the closing bid price of
the Company's common stock (as reported by the NASDAQ or such other exchange
on which the Company's shares of common stock shall then be listed for
trading) exceeds $18.00 per share (the "Effective Date") and terminating on
the later to occur of (i) 90 days following the Effective Date and (ii) the
last day of the Lock-Up Period (the "Option Period").

         (d)  CLOSINGS.  Closing of a purchase and sale pursuant to a Put
Option or Call Option hereunder shall take place not more than 30 business
days from the date the Put Notice or Call Notice (as the case may be) was
delivered to the relevant party at a time and place mutually agreeable to the
parties. Notwithstanding the 10-day notice period which each party has
pursuant to


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paragraphs (a) and (b) above to deliver the Put Notice or Call Notice (as the
case may be), such Notice shall be delivered on the earlier to occur of (x)
the expiration of such 10 business day period and (y) the last day of the
Option Period.  At the closing, (A) ICL shall (i) deliver or cause the Escrow
Agent (as described below in this paragraph (d)) to deliver the
certificate(s) representing the Option Shares being purchased and sold to the
Company, duly endorsed for transfer, and (ii) deliver a certificate executed
by an officer of ICL, dated the date of such closing, containing the
representations and warranties set forth in Section 6(c) and (e), as such
representations and warranties relate to the Option Shares to be purchased
and sold; and (B) the Company shall deliver (i) the purchase price to ICL or
to its order for the Option Shares in immediately available funds by wire
transfer, and (ii) a certificate executed by an officer of the Company, dated
the date of such closing, containing the representations and warranties set
forth in Section 5(d) and (f), as such representations and warranties relate
to the Option Shares to be purchased and sold.  Either the Company or ICL
shall deliver a letter executed by both parties to the Escrow Agent
instructing such Escrow Agent to release the Option Shares subject to a
closing hereunder in accordance with the procedure set forth therefor in the
Escrow Agreement.  A closing of the exercise of a Put Option or Call Option
in accordance with the terms hereof may occur subsequent to the expiration of
the Option Period, provided that the Put Option or Call Option (as the case
may be) was exercised, and the Put Notice or Call Notice (as the case may be)
was delivered, prior to the expiration of the Option Period.

         (e)  CANCELLATION OF PUT/CALL.  Upon the exercise of a Put Option by
ICL, the Call Option held by the Company as to the same number of Option
Shares shall be automatically cancelled, and conversely, upon the exercise of
a Call Option by the Company, the Put Option held by ICL as to the same
number of Option Shares shall be automatically cancelled.

         (f)  EXPIRATION OF OPTIONS.  Notwithstanding the foregoing, in the
event that the Effective Date does not occur during the Lock-Up Period, all
Put Options and Call Options granted hereunder shall expire and terminate as
of the last day of such Lock-Up Period.

    10.  CONDITIONS PRECEDENT TO CLOSING.  The Closing shall be subject to the
following:

    (a)  DELIVERY OF REQUIRED DOCUMENTS.  The Company shall have delivered to
    ICL or its counsel, prior to the Closing Date, a copy of the executed and
    issued legal opinion of the Company's counsel, together with written
    instructions or such other documents or instruments, all in form and
    substance satisfactory to, and as shall be required by, the Company's
    transfer agent and registrar, ChaseMellon Shareholder Services, L.L.C. (the
    "Transfer Agent") (the "Required Documents"), enabling the Transfer Agent
    to issue in the name of ICL and deliver to the Escrow Agent, upon delivery
    by ICL to such Transfer Agent of the stock certificates representing the
    Remaining ICL Shares, the Option Share Certificate and the Remaining Share
    Certificate without any stamps or any other restrictive legends


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    (collectively, the "New Certificates"), thereby enabling ICL and otherwise
    confirming its right to sell any or all of the Remaining ICL Shares
    (subject to the terms of this Agreement) pursuant to Rule 144(k)
    promulgated under the Act ("Rule 144(k)").

    (b)  REPRESENTATIONS AND WARRANTIES.   The representations and warranties
    contained herein shall be true and correct as if made on and as of the
    Closing Date and each party shall have performed and observed its
    agreements as set forth herein.

    (c)  PURCHASE PRICE; INSTRUCTIONS. ICL shall have received (i) the Purchase
    Price in immediately available funds, and (ii) evidence that the Transfer
    Agent has received instructions to release to ICL the New Certificates, in
    accordance with Section 3.

    (d)  STOCK CERTIFICATES.  The Company shall have received from ICL the
    stock certificate representing the Repurchased Shares, duly endorsed for
    transfer.

    (e)  LEGAL OPINION OF ICL COUNSEL.  The Company shall have received a copy
    of the legal opinion of Robinson Silverman Pearce Aronsohn & Berman LLP,
    counsel to ICL the Company, issued to ICL, covering substantially the legal
    matters set forth in the opinion of the Company's counsel issued to the
    Company pursuant to paragraph (a) hereof.

    (f)  ESCROW AGREEMENT.  The parties and the Escrow Agent shall have entered
    into the Escrow Agreement and the Transfer Agent shall have delivered the
    New Certificates representing the Remaining ICL Shares to the Escrow Agent.

    11.  EXPENSES.  Each party shall pay the fees and expenses of its advisers,
brokers, counsel or other experts, if any, and all other expenses incurred by
such party incident to the negotiation, preparation, delivery and performance
of this Agreement.

    12.  NOTICES.  All notices and other communications under this Agreement
must be in writing and shall be telecopied, hand delivered or transmitted by
courier as follows:

         IF ICL TO:
             
              Israel Chemicals, Ltd.
              Beit Noam, 21 Shazar Av.
              P.O. B. 725
              Beer Sheva, 84106, Israel

              Attention: Motti Levin, SVP
              Telecopier. 972-7-628-6563


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         IF TO THE COMPANY TO:
             
              SuperGen, Inc.
              Two Annabel Lane, Suite 220
              San Ramon, CA 94593

              Attention: Dr. Joseph Rubinfeld
              Telecopier: 510-904-1918

All such notices and communications shall be effective when sent if by
telecopier, and if hand-delivered or transmitted by courier, when received.
Either party may change the address and/or telecopier number to which notices
are sent by giving the other written notice thereof.

    13.  BINDING AGREEMENT.  This Agreement shall be binding upon and inure
to the benefit of each party and its respective successors and assigns.  This
Agreement may not be assigned by either party and any attempted assignment
shall be void.

    14.  CONFIDENTIALITY.  Except as provided below, each party shall keep
confidential and not publicly disclose the terms of this Agreement and the
transactions contemplated hereby.  Each party further agrees that it shall
not disclose to any third party nor utilize any material confidential
information or trade secret received from or disclosed by the other party
prior to the date of this Agreement, whether or not such confidential
information or trade secret was received or disclosed pursuant to an
agreement or arrangement between the parties.  the term "confidential
information" or "trade secret" shall not include any information which has,
is or shall become generally available to the public other than by breach of
this provision.  Nothing in this Section 14 shall prevent either party from
making disclosures reasonably necessary to effectuate the transactions
contemplared hereby or as required by law including, without limitation, any
reporting obligations or other requirements imposed on either party under
applicable laws, rules and regulations.

    15.  FURTHER ASSURANCES.  Each party shall cooperate, take such further
action and execute such further documents, including, without limitation, any
documents or certificates as may be reasonably requested by the other party
in order to carry out the terms of this Agreement and the transactions
contemplated hereby.

    16.  ENTIRE AGREEMENT.   This Agreement constitutes the entire
understanding of the parties with respect to the subject matter hereof and
may not be modified, amended or terminated, nor may any provision hereof be
waived, except by a writing signed by both parties. This Agreement supersedes
any and all agreements or arrangements between ICL and the Company, written
or oral including, without limitation, that certain Letter Agreement dated
July 18, 1997 between Lehman Brothers, acting as agent for ICL, and the
Company.


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    17.  COUNTERPART SIGNATURES.  This Agreement may be executed in several
counterparts, all of which shall constitute but one agreement, binding on
both parties, it being understood that both parties need not sign the same
counterpart.

    18.  GOVERNING LAW.  This Agreement shall be governed by and construed in
accordance with the laws of the State of Delaware without regard to conflict
of law principles.

    IN WITNESS WHEREOF,  the parties hereto have caused this Agreement to be
duly executed by their respective authorized officers as of the date first
written above.

ISRAEL CHEMICALS, LTD.                      SUPERGEN, INC.

By: /s/ MOTTI LEVIN                        By:/s/ DR. JOSEPH RUBINFELD
   ----------------------------                --------------------------------
Name:                                       Name:
Title:  Senior Vice President               Title:  Chairman, Chief Executive
                                                    Officer and President

WIRE TRANSFER INSTRUCTIONS:

Bank Hapoalim, Main Branch
Tel Aviv, Israel
Acct. #600-655062


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