13G Filing: Penbrook Management and Data I/O Corp (DAIO)

CUSIP No. 237690102 13G Page 8 of 13 Pages

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1. NAME OF REPORTING PERSONS
I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

Ward Anderson
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2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

(a) |x|
(b) |_|
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3. SEC USE ONLY

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4. CITIZENSHIP OR PLACE OF ORGANIZATION

US Citizen
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NUMBER OF 5. SOLE VOTING POWER

SHARES 1,000
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BENEFICIALLY 6. SHARED VOTING POWER

OWNED BY 0
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EACH 7. SOLE DISPOSITIVE POWER

REPORTING 1,000
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PERSON 8. SHARED DISPOSITIVE POWER

WITH 359,090
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9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
360,090

(Reporting person disclaims beneficial ownership of shares managed by
Penbrook Management, LLC on behalf of its investment Advisory clients)
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10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

|_|
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11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

4.53%
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12. TYPE OF REPORTING PERSON*

IN
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