<PAGE>
PROSPECTUS SUPPLEMENT FILED PURSUANT TO RULE 424(b)(4)
TO PROSPECTUS DATED MAY 22, 2000 REGISTRATION NO. 333-36112
$345,000,000
TRIQUINT SEMICONDUCTOR, INC.
4% CONVERTIBLE SUBORDINATED NOTES DUE 2007
AND SHARES OF COMMON STOCK
This prospectus supplement relates to the resale by the selling
securityholders of 4% convertible subordinated notes due 2007 of TriQuint
Semiconductor, Inc. and the shares of common stock, par value of $0.001 per
share, of TriQuint Semiconductor, Inc. issuable upon the conversion of the
notes.
This prospectus supplement should be read in conjunction with the
prospectus dated May 22, 2000, which is to be delivered with this prospectus
supplement. All capitalized terms used but not defined in the prospectus
supplement shall have the meanings given them in the prospectus.
The table below sets forth information as of the date hereof concerning
beneficial ownership of the notes of the selling securityholders as listed
below. All information concerning beneficial ownership has been furnished by
the selling securityholders.
<TABLE>
<CAPTION>
PRINCIPAL AMOUNT
OF NOTES NUMBER OF SHARES
BENEFICIALLY PERCENTAGE OF OF COMMON STOCK PERCENTAGE OF
OWNED THAT MAY NOTES THAT MAY BE COMMON STOCK
NAME BE SOLD OUTSTANDING SOLD(1) OUTSTANDING(2)
--------------------------------------------------- ------------- ------------- ------------- -------------
<S> <C> <C> <C> <C>
Onxy Fund Holdings, LDC............................ $ 10,000,000 2.9% 73,746 *
c/o Onxy Capital Management, LLC
50 Broadway, Suite 702
New York, NY 10004
Merrill Lynch, Pierce, Fenner and Smith Inc.(3).... 6,206,000 1.8 45,767 *
101 Hudson Street
Jersey City, NJ 07320
Pell Rudman Trust Company.......................... 2,925,000 * 21,571 *
100 Federal Street, 37th Floor
Boston, MA 02110
Palladin Securities................................ 1,350,000 * 9,956 *
195 Maplewood Avenue
Maplewood, NJ 07040
PGEP III LLC....................................... 990,000 * 7,301 *
195 Maplewood Avenue
Maplewood, NJ 07040
AIG Soundshore Opportunity Holding Fund Ltd........ 500,000 * 3,687 *
c/o AIG International Management Company, Inc.
1281 East Main Street, 3rd Floor
Stamford, CT 06902
Convexity Partners L.P............................. 250,000 * 1,844 *
411 W. Putnam Avenue, Suite 420
Greenwich, CT 06830
</TABLE>
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* Less than 1%
(1) Assumes conversion of the full amount of notes held by such holder at the
initial conversion price of $135.60 per share; such conversion price is
subject to adjustment as described under "Description of Notes --
Conversion of Notes." Accordingly, the number of shares of common stock
issuable upon conversion of the Notes may increase or decrease from time
to time. Under the terms of the Indenture, fractional shares will not be
issued upon conversion of the notes; cash will be paid in lieu of
fractional shares, if any.
(2) Computed in accordance with Rule 13d-3(d)(i) promulgated under the
Exchange Act and based upon 38,387,139 shares of common stock outstanding
as of April 3, 2000, treating as outstanding the number of shares of common
stock shown as being issuable upon the assumed conversion by the named
holder of the full amount of such holder's notes but not assuming the
conversion of the notes of any other holder.
(3) Merrill Lynch, Pierce, Fenner and Smith, Inc. has acted as a underwriter
for an issuance of our securities within the past three years.
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INVESTING IN THE SECURITIES OFFERED HEREBY INVOLVES A HIGH DEGREE OF RISK.
SEE "RISK FACTORS" BEGINNING ON PAGE 8 OF THE PROSPECTUS.
THE SECURITIES AND EXCHANGE COMMISSION AND STATE SECURITIES
REGULATORS HAVE NOT APPROVED OR DISAPPROVED OF THESE
SECURITIES OR DETERMINED IF THIS PROSPECTUS IS TRUTHFUL
OR COMPLETE. ANY REPRESENTATION TO THE
CONTRARY IS A CRIMINAL OFFENSE.
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The date of this Prospectus Supplement is June 1, 2000.
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