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EXHIBIT 99.6
ADDENDUM
TO
STOCK OPTION AGREEMENT
The following provisions are hereby incorporated into, and are
hereby made a part of, that certain Stock Option Agreement dated (the "Option
Agreement") by and between ACT Networks, Inc. (the "Corporation") and _________
("Optionee") evidencing the stock option (the "Option") granted on such date to
Optionee under the terms of the Corporation's 1997 Stock Incentive Plan, and
such provisions shall be effective immediately. All capitalized terms in this
Addendum, to the extent not otherwise defined herein, shall have the meanings
assigned to them in the Option Agreement.
LIMITED STOCK APPRECIATION RIGHT
1. Optionee is hereby granted a limited stock appreciation right
in tandem with the Option, exercisable upon the terms set forth below:
(i) Optionee shall have the unconditional right, exercisable
at any time during the thirty (30)-day period following a Hostile
Take-Over, to surrender the Option to the Corporation, to the extent the
Option is at the time exercisable for one or more Option Shares. In
return for the surrendered Option, Optionee shall receive a cash
distribution from the Corporation in an amount equal to the excess of
(A) the Take-Over Price of the Option Shares for which the surrendered
Option (or surrendered portion) is at the time exercisable over (B) the
aggregate Exercise Price payable for those shares.
(ii) To exercise this limited stock appreciation right,
Optionee must, during the applicable thirty (30)-day exercise period,
provide the Corporation with written notice of the option surrender in
which there is specified the number of Option Shares as to which the
option is being surrendered. Such notice must be accompanied by the
return of Optionee's copy of the Option Agreement, together with any
written amendments to such Agreement. The cash distribution shall be
paid to Optionee within five (5) days following such delivery date. The
exercise of such limited stock appreciation right in accordance with the
terms of this Addendum is hereby pre-approved by the Plan Administrator,
and no further approval of the Plan Administrator or the Board shall be
required at the time of the actual option surrender or cash
distribution. Upon receipt of the cash distribution, the Option shall be
cancelled with respect to the Option Shares for which the Option has
been surrendered, and Optionee shall cease to have any further right to
acquire those Option Shares under the Option Agreement. The
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Option shall, however, remain outstanding and exercisable for the
balance of the Option Shares (if any) in accordance with the terms of
the Option Agreement, and the Corporation shall issue a replacement
stock option agreement (substantially in the same form of the
surrendered Option Agreement) for those remaining Option Shares.
(iii) In no event may this limited stock appreciation right be
exercised when there is not a positive spread between the Fair Market
Value of the Option Shares and the aggregate Exercise Price payable for
such shares. This limited stock appreciation right shall in all events
terminate upon the expiration or sooner termination of the option term
and may not be assigned or transferred by Optionee.
2. For purposes of this Addendum, the following definitions shall
be in effect:
(i) A HOSTILE TAKE-OVER shall be deemed to occur in the
event any person or related group of persons (other than the Corporation
or a person that directly or indirectly controls, is controlled by, or
is under common control with, the Corporation) directly or indirectly
acquires beneficial ownership (within the meaning of Rule 13d-3 of the
Securities Exchange Act of 1934, as amended) of securities possessing
more than fifty percent (50%) of the total combined voting power of the
Corporation's outstanding securities pursuant to a tender or exchange
offer made directly to the Corporation's stockholders which the Board
does not recommend such stockholders to accept.
(ii) The TAKE-OVER PRICE per share shall be deemed to be
equal to the greater of (A) the Fair Market Value per Option Share on
the option surrender date or (B) the highest reported price per share of
Common Stock paid by the tender offeror in effecting the Hostile
Take-Over. However, if the surrendered Option is designated as an
Incentive Option in the Grant Notice, then the Take-Over Price shall not
exceed the clause (A) price per share.
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IN WITNESS WHEREOF, ACT Networks, Inc. has caused this Addendum
to be executed by its duly-authorized officer as of the Effective Date specified
below.
ACT NETWORKS, INC.
By:
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Title:
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EFFECTIVE DATE:____________________ , 199
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