Rubicon Technology, Inc.

Ownership Transactions Reported by 7 Insiders

Symbol
RBCN on OTC
Location
900 East Green Street, Bensenville, IL

There are no Buy or Sell transactions made by insiders since 12/22/2023

Rubicon Technology, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Jefferson Gramm Director, Other*, 10%+ Owner $3.03M Aug 19, 2022
Janel Corp 10%+ Owner $1.67M Aug 19, 2022
Darren Seirer Director, 10%+ Owner $682K Aug 19, 2022
Mikolajczyk Michael E Director $47.5K Aug 19, 2022
Timothy Brog Director $7.5K Feb 22, 2023
Susan Westphal Director $6.67K Aug 19, 2022
John Eidinger Director Aug 19, 2022

Recent Insider Transactions by Companies or Individuals for Rubicon Technology, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.