<PAGE>
Filed Pursuant to Rule 424(b)(3)
Registration No. 333-44347
SONIC SOLUTIONS
PROSPECTUS SUPPLEMENT
On February 9, 1998, the Company issued to the Selling Stockholder
119,772 shares of Common Stock from the Company in connection with a Private
Equity Line of Credit Agreement dated as of December 31, 1997 among the
Company and the Selling Stockholder (the "Investment Agreement"). The attached
Prospectus dated January 30, 1998 (the "Prospectus"), relates to the resale of
such shares. See "Selling Stockholders" in the Prospectus which is hereby
updated by this Prospectus Supplement, as follows:
SELLING STOCKHOLDERS
The following table sets forth certain information regarding
beneficial ownership of the Company's Common Stock by the Selling Stockholder
as of February 9, 1998. Because a Selling Stockholder may sell some or all
of the Shares offered hereby, and because there are currently no agreements,
arrangements or understandings with respect to the sale of any of the Shares,
no estimate can be given as to the actual amount of Shares that will be held
by the Selling Stockholder after completion of such distribution. See "Plan of
Distribution" in the Prospectus.
<TABLE>
<CAPTION>
COMMON STOCK COMMON STOCK
BENEFICIALLY OWNED COMMON BENEFICIALLY
PRIOR TO STOCK OWNED
OFFERING(1) TO BE SOLD AFTER OFFERING
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NUMBER PERCENT NUMBER NUMBER
------ ------- ------ ------
<S> <C> <C> <C> <C> <C>
Kingsbridge Capital Limited................ 119,772 1.6 119,772 0 0
c/o Kingsbridge Capital Limited
Main Street, Kilcullen, County
Kildare, Republic of Ireland
TOTAL: ............................ 119,772 1.6 119,772 0 0
</TABLE>
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(1) Applicable percentage of ownership is based on shares of Common Stock
outstanding as of January 28, 1998.
The Shares offered hereby by the Selling Stockholder have been acquired
pursuant the Investment Agreement. Pursuant to the Investment Agreement, the
Selling Stockholder represented to the Company that it was acquiring the Shares
from the Company without any present intention of effecting a distribution of
those shares. However, in connection with the Investment Agreement, the Company
agreed to register the Shares for resale by the Selling Stockholder to permit
such resales from time to time in the market or in privately-negotiated
transactions. The Company will prepare and file such amendments and supplements
to the registration statement as may be necessary in accordance with the rules
and regulations of the Securities Act to keep it effective for a period of
approximately two years.
The Company has agreed to bear certain expenses (other than broker
discounts and commissions, if any) in connection with the registration
statement.
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THE DATE OF THIS PROSPECTUS SUPPLEMENT IS FEBRUARY 9, 1998
