Insider Holders & Insider Ownership - Rubicon Technology Inc. (RBCN)

List of insiders holdings for Rubicon Technology Inc.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
CROSS ATLANTIC CAPITAL PARTNERS II INC
CROSS ATLANTIC TECHNOLOGY FUND II LP
XATF MANAGEMENT II LP
CO INVESTMENT 2000 FUND LP
Co-Invest Management LP
Co-Invest Capital Partners Inc
10% Owner		2014-03-25 13:58:412,217,851
0		2,217,851Form 4
JANEL CORP
Oaxaca Group L.L.C.
Schulte Dominique
10% Owner		2022-08-24 10:14:211,108,000
0		1,108,000Form 3
Seirer Darren Clay
Director
10% Owner		2022-08-29 18:08:280
451,842		451,842Form 3
Weissman William F
President and CEO		2015-12-02 16:58:46277,778
0		277,778Form 4
Spencer Raymond J
Director		2017-04-04 18:04:06147,551
0		147,551Form 4
Gramm Jefferson
Bandera Partners LLC
Bylinsky Gregory
See Footnote 1
10% Owner		2022-08-23 16:23:033021
128,323		131,344Form 4
Parvez Raja M
President/CEO		2014-07-03 12:06:0474,895
2000		76,895Form 4
Tamim Hany
Chief Operating Officer		2017-01-04 16:40:0436,333
0		36,333Form 4
MIKOLAJCZYK MICHAEL E
Director		2022-08-22 08:01:1231,456
0		31,456Form 4
Aquilano Don N
Director		2017-10-03 17:39:3726,287
0		26,287Form 4
Gazelle TechVentures Inc.
MONUMENT TECHNOLOGY PARTNERS LLC
GAZELLE CO INVESTMENT FUND LP
GAZELLE TECHVENTURES FUND LP
10% Owner		2010-02-16 14:29:0120,674
0		20,674Form 13G
Hewes Happy R
SVP-Sales, Mkt. & Asst. Sec.		2009-03-03 19:40:2420,000
0		20,000Form 4
Cross Atlantic Capital Partners Inc.
CROSS ATLANTIC TECHNOLOGY FUND L P
XATF Management L.P.
CROSS ATLANTIC TECHNOLOGY FUND II LP
XATF MANAGEMENT II LP
CROSS ATLANTIC CAPITAL PARTNERS II INC
CO INVESTMENT 2000 FUND LP
Co-Invest Management LP
Co-Invest Capital Partners Inc
10% Owner		2018-02-14 17:13:3514,498
0		14,498Form 13G
Cross Atlantic Capital Partners Inc.
CROSS ATLANTIC TECHNOLOGY FUND II LP
XATF MANAGEMENT II LP
CROSS ATLANTIC CAPITAL PARTNERS II INC
CO INVESTMENT 2000 FUND LP
Co-Invest Management LP
Co-Invest Capital Partners Inc
10% Owner		2018-02-14 17:13:3514,498
0		14,498Form 13G
CALDWELL DONALD R
Director		2017-11-20 12:58:0613,900
0		13,900Form 4
Lusardi Kevin Timothy
Chief Financial Officer		2021-03-22 08:01:099000
0		9000Form 3
Rich Mathew Jason
Chief Financial Officer		2019-11-19 11:53:469000
0		9000Form 3
Brog Timothy
Director		2023-02-24 08:00:084969
0		4969Form 4
Westphal Susan
Director		2022-08-22 08:00:364416
0		4416Form 4
Graffy Mardel A
Chief Financial Officer		2018-01-04 16:08:07888
0		888Form 4
HUNTER GORDON
Director		2010-06-08 15:01:52796
0		796Form 4
Slavutsky Inga A
Chief Financial Officer		2018-07-09 16:16:58276
0		276Form 4
Eidinger John
Director		2022-08-29 18:22:520
0		0Form 3