Jefferson Gramm - Jul 29, 2022 Form 4 Insider Report for Rubicon Technology, Inc. (RBCN)

Signature
/s/ Timothy Brog, Attorney in Fact
Stock symbol
RBCN
Transactions as of
Jul 29, 2022
Transactions value $
$0
Form type
4
Date filed
8/1/2022, 04:30 PM
Previous filing
Jan 28, 2022
Next filing
Aug 23, 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction RBCN Common Stock Award $0 +1.01K +22.73% $0.00 5.45K Jul 29, 2022 Direct
holding RBCN Common Stock 258K Jul 29, 2022 See footnote F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Consists of securities directly held by Bandera Master Fund L.P. ("Bandera Master Fund"). Bandera Master Fund has delegated to Bandera Partners LLC ("Bandera Partners"), its investment manager, the sole and exclusive authority to vote and dispose of the securities held by Bandera Master Fund. Mr. Gramm, solely by virtue of his position as a Managing Partner, Managing Director and Portfolio Manager of Bandera Partners, may be deemed to beneficially own the securities held by Bandera Master Fund. Mr. Gramm expressly disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.