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-------- UNITED STATES SECURITIES AND EXCHANGE COMMISSION
FORM 3 WASHINGTON, D.C. 20549
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INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934,
Section 17(a) of the Public Utility Holding Company Act of 1935 or
(Print or Type Responses) Section 30(f) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person* 2. Date of Event Re- 4. Issuer Name and Ticker or Trading Symbol
quiring Statement
Tsang, Dah Wen (Month/Day/Year) Advanced Power Technology, Inc. (NASD: APTI)
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(Last) (First) (Middle) 08/07/00 5. Relationship of Reporting Person(s) 6. If Amendment, Date
----------------------- to Issuer (Check all applicable) of Original
3. IRS or Social Se- Director 10% Owner (Month/Day/Year)
curity Number of ---- ----
405 S.W. Columbia Street Reporting Person Officer (give Other (specify --------------------
------------------------------------------------- (Voluntary) X title below) below) 7. Individual or
(Street) ---- ---- Joint/Group Filing
(Check Applicable
VP - Engineering Line)
--------------------------- Form filed by One
X Reporting Person
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Form filed by
More than One
Reporting Person
Bend, OR 97702 ---
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(City) (State) (Zip) Table I -- Non-Derivative Securities Beneficially Owned
* If the form is filed by more than one Reporting
Person, SEE Instructions 5(b)(v).
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1. Title of Security 2. Amount of Securities 3. Ownership 4. Nature of Indirect Beneficial
(Instr. 4) Beneficially Owned Form: Direct Ownership (Instr. 5)
(Instr. 4) (D) or Indirect
(I) (Instr. 5)
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Common Stock 5,000,000(1) 1 By LLC
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Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. (Over)
(Print or Type Responses)
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FORM 3 (Continued) TABLE II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible
securities)
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1. Title of Derivative Security 2. Date Exer- 3. Title and Amount of Securities 4. Conver- 5. Owner- 6. Nature of Indirect
(Instr. 4) cisable and Underlying Derivative Security sion or ship Beneficial
Expiration (Instr. 4) Exercise Form of Ownership
Date Price of Deriv- (Instr. 5)
(Month/Day/ Deri- ative
Year) vative Security:
Security Direct
-------------------------------------------------- (D) or
Amount Indirect
Date Expir- or (I)
Exer- ation Title Number (Instr. 5)
cisable Date of
Shares
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Stock Option 6/30/97 6/30/02 Common Stock 63,905 $1.40 D
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Stock Option 12/31/97 12/31/02 Common Stock 12,500 $1.40 D
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Explanation of Responses:
(1) Includes 5,000,000 shares owned by Tremoliere LLC. Mr. Tsang disclaims beneficial ownership of these shares except to the
extend of his pecuniary interest therein.
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/s/ Dah Wen Tsang August 7, 2000
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**Intentional misstatements or omissions of facts constitute Federal **Signature of Reporting Person Date
Criminal Violations. SEE 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient,
SEE Instruction 6 for procedure.
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