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

CUSIP No. 237690102 13G Page 10 of 13 Pages

Item 4. Ownership.

Provide the following information regarding the aggregate
number and percentage of the class of securities of the issuer
identified in Item 1.

(a) Amount beneficially owned:

See pages 2,3,4,5,6,7 and 8

(b) Percent of class:

See pages 2,3,4,5,6,7 and 8

(c) Number of shares as to which such person has:

(i) Sole power to vote or to direct the vote:

See pages 2,3,4,5,6,7 and 8

(ii) Shared power to vote or to direct the vote:

See pages 2,3,4,5,6,7 and 8

(iii) Sole power to dispose or to direct the disposition of:

See pages 2,3,4,5,6,7 and 8

(iv) Shared power to dispose or to direct the disposition of:

See pages 2,3,4,5,6,7 and 8

Item 5. Ownership of Five Percent or Less of a Class.

If this statement is being filed to report the fact that as of the date
hereof the reporting person has ceased to be the beneficial owner of more than
five percent of the class of securities check the following [ ]. Not applicable

Item 6. Ownership of More Than Five Percent on Behalf of Another Person.
Not Applicable

Item 7. Identification and Classification of the Subsidiary Which Acquired the
Security Being Reported on by the Parent Holding Company or Control
Person.
Not Applicable

Item 8. Identification and Classification of Members of the Group.
See attached Exhibit A and pages 2,3,4,5,6,7 and 8.

Item 9. Notice of Dissolution of Group.
Not Applicable