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1
(a) NAME OF ISSUER (Please type or print)
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(b)
IRS ID No.
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(c)
SEC File No.
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||||||
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Supertex
Inc.
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94-232-8535
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000-12718
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1
(d) ADDRESS of ISSUER
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(e) TELEPHONE | |||||||
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Street |
City
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State
Zip
Code
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Area
Code Numbers
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1235
Bordeaux Drive
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Sunnyvale
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CA
94089
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408-222-8888
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2
(a) NAME OF PERSON FOR WHOSE ACCOUNT THE SECURITEIS ARE TO BE
SOLD |
(b)
IRS ID No.
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(c)
RELATIONSHIP TO ISSUER
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(d)
ADDRESS
Street,
City, State, Zip Code
| |||||
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Benedict
C. K. Choy
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###-##-####
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Officer
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12218
Farr Ranch Rd., Saratoga,
CA
95070 | |||||
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INSTRUCTION:
The person filing this notice should contact the issuer to obtain the
I.R.S. identification Number and the S.E.C. File Number
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3
(a)
Title
of the Class of Securities to be Sold
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(b)
Name
and Address of Each Broker Through whom the Securities are to be Offered
or Each Market Maker who is Acquiring the Securities
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SEC
USE ONLY
Broker-Dealer
File Number
|
(c)
Number
of Shares or Other Units to be Sold
|
(d)
Aggregate
Market Value
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(e)
Number
of Shares or Other Units Outstanding
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(f)
Approximate
Date of Sale
(MM/DD/YY)
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(g)
Name
of Each Securities Exchange
| |
|
Common
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Morgan
Stanley
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7,000 |
$136,710 |
13,051,812
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02/22/05
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NASD
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TABLE
I ¡X SECURITIES TO BE SOLD
Furnish
the following information with respect to the acquisition of the
securities to be sold and
with respect to the payment of all or any part of the purchase price or
other consideration therefore:
| ||||||
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Title
of the Class
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Date
you Acquired
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Nature
of Acquisition Transaction
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Name
of Person from Whom Acquired
(if
gift, also give date
donor
acquired)
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Amount
of Securities Acquired
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Date
of Payment
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Nature
of Payment
|
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Common
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02/07/05
|
Exercise
of stock options |
Supertex
Inc.
|
7,000 |
02/07/05
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SWAP
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TABLE
II ¡X SECURITIES SOLD DURING THE PAST 3 MONTHS
Furnish
the following information as to all securities of the issuer sold
during
the past 3 months by the person for whose account the securities are to be
sold.
| ||||
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Name
and Address of Seller
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Title
of Securities Sold
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Date
of Sale
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Amount
of Securities Sold
|
Gross
Proceeds
|
| Benedict C. K. Choy | Common Stock | 02/01/05 | 1,000 | 19,000 |
| Benedict C. K. Choy | Common Stock | 02/01/05 | 2,000 | 38,200 |
| Benedict C. K. Choy | Common Stock | 01/31/05 | 2,000 | 38,000 |
| Benedict C. K. Choy | Common Stock | 01/28/05 | 1,256 | 23,261.12 |
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February 18, 2005 |
/s/
Benedict C. K. Choy | |
|
DATE
of NOTICE |
SIGNED |