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

SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549

SCHEDULE 13G
(Rule 13d-102)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT
TO RULES 13d-1(b)(c), AND (d) AND AMENDMENTS THERETO FILED
PURSUANT TO RULE 13d-2(b)

Data I/O Corp.
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(Name of Issuer)

Common Stock
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(Title of Class of Securities)

237690102
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(CUSIP Number)

December 31, 2015
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(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:

|_| Rule 13d-1(b)

|x| Rule 13d-1(c)

|_| Rule 13d-1(d)

(1) The remainder of this cover page shall be filled out for a reporting
person’s initial filing on this form with respect to the subject
class of securities, and for any subsequent amendment containing
information which would alter the disclosures provided in a prior
cover page.

The information required in the remainder of this cover page shall
not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 or otherwise subject to the
liabilities of that section of the Act but shall be subject to
all other provisions of the Act (however, see the Notes).