Penbrook Management LLC Q3 2023 significant ownership

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Penbrook Management LLC is required to file a 13D/G report to the SEC when the ownership of a company's total stock issue exceeds 5%.

Penbrook Management LLC Q3 2023 significant holdings filed using form 13D/G when ownership exceeds 5% of a company's total stock issue.
FiledShares Percentage
DATA I/O CORPFebruary 15, 2019344,5804.1%
TRIPOS INCJanuary 11, 2007366,4123.6%

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