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RBCN

Rubicon Technology, Inc.CIK 1410172 ☆ Sign in to watchCongress trades
Open-mkt buys · 90d
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0 trades · 0 insiders
Open-mkt sales · 90d
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0 trades · 0 insiders
Net · 90d
$0
Insiders on file
17

AI insights for RBCN PRO

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AI insights for RBCN
Insider sentiment score with a plain-English explanation, conviction score on every buy, and how the stock performed 30 and 90 days after past insider buys.
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Daily buy vs sell · 90 days

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Insiders

InsiderRoleTradesBoughtSoldLast trade
Brog TimothyPresident and CEO27$80.2K$1.25M2023-02-22
Westphal SusanDirector14$0$89.4K2022-08-19
Bandera Partners LLC10% Owner2$0$2.66M2022-08-19
MIKOLAJCZYK MICHAEL EDirector30$95.6K$637.0K2022-08-19
Gramm JeffersonDirector, 10% Owner10$0$02022-07-29
Slavutsky Inga AChief Financial Officer2$0$02018-07-06
Graffy Mardel AVP - Financial Operations21$0$02018-01-03
CALDWELL DONALD RDirector, 10% Owner15$0$37.38M2017-11-16
Aquilano Don NDirector14$0$02017-09-30
Spencer Raymond JDirector9$0$02017-03-31
Tamim HanyChief Operating Officer8$0$02016-12-31
Weissman William FPresident and CEO6$0$02015-12-01
Parvez Raja MPresident/CEO3$0$02014-07-01
CO INVESTMENT 2000 FUND LP10% Owner4$0$33.19M2014-03-24
Co-Invest Management LP10% Owner1$0$02014-01-01
CROSS ATLANTIC TECHNOLOGY FUND II LP10% Owner3$0$2.41M2013-03-26
Co-Invest Capital Partners Inc10% Owner4$0$02011-12-14

Trade history

InsiderRoleCodeTradeFiledSharesPriceValueOwned after
Brog TimothyDirector S Sale2023-02-222023-02-2452,624$1.51 $79.5K4,969SEC↗
Westphal SusanDirector S Sale2022-08-192022-08-224,472$20.00 $89.4K4,416SEC↗
MIKOLAJCZYK MICHAEL EDirector S Sale2022-08-192022-08-2231,851$20.00 $637.0K31,456SEC↗
Brog TimothyChief Executive Officer S Sale2022-08-192022-08-2258,315$20.00 $1.17M57,593SEC↗
Bandera Partners LLC10% Owner S Sale2022-08-192022-08-233,059$20.00 $61.2K3,021SEC↗
Bandera Partners LLC10% Owner S Sale2022-08-192022-08-23129,933$20.00 $2.60M128,323SEC↗
Westphal SusanDirector A Award2022-07-292022-08-011,010— $08,888SEC↗
Gramm JeffersonDirector, 10% Owner A Award2022-07-292022-08-011,010— $05,454SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2022-07-292022-08-011,010— $063,307SEC↗
Brog TimothyChief Executive Officer M Exercise2022-07-182022-07-1912,500— $0122,254SEC↗
Brog TimothyChief Executive Officer F Tax w/h2022-07-182022-07-196,346$16.06 $101.9K115,908SEC↗
Brog TimothyChief Executive Officer M Exercise2022-07-132022-07-1512,500— $0116,100SEC↗
Brog TimothyChief Executive Officer F Tax w/h2022-07-132022-07-156,346$15.84 $100.5K109,754SEC↗
Brog TimothyChief Executive Officer A Award deriv2021-12-282021-12-2925,000— $025,000SEC↗
Gramm JeffersonDirector, 10% Owner A Award deriv2021-06-242021-06-281,010$9.90 $10.0K1,010SEC↗
Westphal SusanDirector A Award deriv2021-06-242021-06-281,010$9.90 $10.0K1,010SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award deriv2021-06-242021-06-281,010$9.90 $10.0K1,010SEC↗
Gramm JeffersonDirector, 10% Owner A Award2021-06-232021-06-281,250— $04,444SEC↗
Westphal SusanDirector A Award2021-06-232021-06-281,250— $07,878SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2021-06-232021-06-281,250— $062,297SEC↗
Brog TimothyPresident and CEO F Tax w/h2021-04-062021-04-0714,950$10.81 $161.6K103,600SEC↗
Brog TimothyPresident and CEO A Award2021-04-062021-04-0731,550— $0118,550SEC↗
Brog TimothyPresident and CEO M Exercise2020-10-192020-10-2017,280— $092,280SEC↗
Brog TimothyPresident and CEO F Tax w/h2020-10-192020-10-205,280$8.50 $44.9K87,000SEC↗
Westphal SusanDirector A Award deriv2020-07-162020-09-151,250$8.00 $10.0K1,250SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award deriv2020-07-162020-09-151,250$8.00 $10.0K1,250SEC↗
Gramm JeffersonDirector, 10% Owner A Award deriv2020-07-162020-09-151,250$8.00 $10.0K1,250SEC↗
Westphal SusanDirector A Award2020-07-152020-09-151,199— $06,628SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2020-07-152020-09-151,199— $061,047SEC↗
Gramm JeffersonDirector, 10% Owner A Award2020-07-152020-09-151,199— $03,194SEC↗
Brog TimothyPresident and CEO F Tax w/h2019-09-302019-10-0221,000$9.09 $190.9K75,000SEC↗
Brog TimothyPresident and CEO M Exercise2019-09-302019-10-0249,000— $096,000SEC↗
Brog TimothyChief Executive Officer P Buy2019-06-112019-06-122,051$8.08 $16.6K47,000SEC↗
MIKOLAJCZYK MICHAEL EDirector D To issuer2019-06-102019-06-1012,818$8.12 $104.1K59,848SEC↗
Brog TimothyChief Executive Officer P Buy2019-06-072019-06-10349$8.04 $2.8K44,949SEC↗
Brog TimothyChief Executive Officer P Buy2019-06-062019-06-107,600$8.00 $60.8K44,600SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award deriv2019-05-302019-06-031,199$8.34 $10.0K1,199SEC↗
Westphal SusanDirector A Award deriv2019-05-302019-06-031,199$8.34 $10.0K1,199SEC↗
Gramm JeffersonDirector A Award deriv2019-05-302019-06-041,199$8.34 $10.0K1,199SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2019-05-292019-06-031,391— $072,666SEC↗
Westphal SusanDirector A Award2019-05-292019-06-031,391— $05,429SEC↗
Gramm JeffersonDirector A Award2019-05-292019-06-041,391— $01,995SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-12-042018-12-045,000$8.64 $43.2K71,275SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-12-032018-12-0415,215$8.73 $132.8K66,275SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-11-302018-11-309,329$8.68 $81.0K51,060SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-11-292018-11-30358$8.55 $3.1K41,731SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-11-282018-11-28387$8.40 $3.3K41,373SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-11-272018-11-284,711$8.30 $39.1K40,986SEC↗
Slavutsky Inga AChief Financial Officer M Exercise2018-07-062018-07-09219— $0357SEC↗
Slavutsky Inga AChief Financial Officer F Tax w/h2018-07-062018-07-0981$7.89 $639276SEC↗
Gramm JeffersonDirector A Award deriv2018-05-102018-05-141,391$7.19 $10.0K1,391SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award deriv2018-05-102018-05-141,391$7.19 $10.0K1,391SEC↗
Westphal SusanDirector A Award deriv2018-05-102018-05-141,391$7.19 $10.0K1,391SEC↗
Gramm JeffersonDirector A Award2018-03-162018-03-19626— $01,230SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-03-162018-03-19626— $036,275SEC↗
Westphal SusanDirector A Award2018-03-162018-03-19626— $04,038SEC↗
Graffy Mardel AChief Financial Officer A Award deriv2018-01-032018-01-04444— $0444SEC↗
Graffy Mardel AChief Financial Officer A Award deriv2018-01-032018-01-04444— $0444SEC↗
Gramm JeffersonDirector A Award2018-01-022018-01-04604— $0604SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2018-01-022018-01-041,269— $035,649SEC↗
Westphal SusanDirector A Award2018-01-022018-01-041,175— $03,412SEC↗
Brog TimothyPresident and CEO A Award deriv2018-01-012018-01-0230,902— $045,000SEC↗
CALDWELL DONALD RDirector S Sale2017-11-162017-11-20221,784$8.00 $1.77M0SEC↗
Graffy Mardel AChief Financial Officer M Exercise deriv2017-11-012017-11-02115— $00SEC↗
Graffy Mardel AChief Financial Officer M Exercise deriv2017-11-012017-11-02299— $00SEC↗
Graffy Mardel AChief Financial Officer F Tax w/h2017-11-012017-11-02130$7.61 $989284SEC↗
Graffy Mardel AChief Financial Officer M Exercise2017-11-012017-11-02414— $0414SEC↗
Aquilano Don NDirector A Award2017-09-302017-10-031,914— $026,287SEC↗
CALDWELL DONALD RDirector A Award2017-09-302017-10-031,228— $013,900SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2017-09-302017-10-031,247— $034,380SEC↗
Westphal SusanDirector A Award2017-09-302017-10-031,106— $02,237SEC↗
Aquilano Don NDirector A Award2017-06-302017-07-051,689— $024,373SEC↗
CALDWELL DONALD RDirector A Award2017-06-302017-07-051,084— $012,672SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2017-06-302017-07-051,101— $033,133SEC↗
Westphal SusanDirector A Award2017-06-302017-07-05964— $01,131SEC↗
Brog TimothyPresident and CEO M Exercise2017-06-092017-06-1315,000— $042,759SEC↗
Brog TimothyPresident and CEO F Tax w/h2017-06-092017-06-135,759$9.52 $54.8K37,000SEC↗
Brog TimothyPresident and CEO J Other deriv2017-05-122017-05-1530,902— $029,098SEC↗
Brog TimothyPresident and CEO F Tax w/h2017-04-062017-04-10138,000$0.80 $110.4K277,594SEC↗
Brog TimothyPresident and CEO M Exercise2017-04-062017-04-10300,000— $0415,594SEC↗
Aquilano Don NDirector A Award2017-03-312017-04-0417,991— $0226,845SEC↗
Brog TimothyPresident and CEO A Award2017-03-312017-04-049,020— $0115,594SEC↗
CALDWELL DONALD RDirector A Award2017-03-312017-04-0410,831— $0115,881SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2017-03-312017-04-0411,720— $0320,327SEC↗
Westphal SusanDirector A Award2017-03-312017-04-041,673— $01,673SEC↗
Spencer Raymond JDirector A Award2017-03-312017-04-0410,393— $0147,551SEC↗
Brog TimothyPresident and CEO A Award deriv2017-03-152017-03-17900,000— $0900,000SEC↗
Tamim HanyChief Operating Officer M Exercise deriv2016-12-312017-01-0433,333— $00SEC↗
Tamim HanyChief Operating Officer F Tax w/h2016-12-312017-01-049,333$0.60 $5.6K36,333SEC↗
Tamim HanyChief Operating Officer M Exercise2016-12-312017-01-0433,333— $045,666SEC↗
Graffy Mardel AChief Financial Officer M Exercise deriv2016-11-012016-11-031,155— $01,155SEC↗
Graffy Mardel AChief Financial Officer M Exercise deriv2016-11-012016-11-032,990— $02,990SEC↗
Tamim HanyChief Operating Officer M Exercise deriv2016-11-012016-11-0316,667— $033,333SEC↗
Graffy Mardel AChief Financial Officer M Exercise2016-11-012016-11-034,145— $07,573SEC↗
Graffy Mardel AChief Financial Officer F Tax w/h2016-11-012016-11-031,510$0.60 $9066,063SEC↗
Tamim HanyChief Operating Officer F Tax w/h2016-11-012016-11-034,334$0.60 $2.6K12,333SEC↗
Tamim HanyChief Operating Officer M Exercise2016-11-012016-11-0316,667— $016,667SEC↗
Aquilano Don NDirector D To issuer2016-10-012017-03-0313,158— $0242,330SEC↗
Aquilano Don NDirector D To issuer2016-10-012017-03-0333,476$21093.23 $706.12M208,854SEC↗
Aquilano Don NDirector D To issuer2016-10-012016-10-0442,248— $0213,240SEC↗
MIKOLAJCZYK MICHAEL EDirector D To issuer2016-10-012016-10-048,772— $0308,607SEC↗
Spencer Raymond JDirector D To issuer2016-10-012016-10-048,772— $0139,570SEC↗
Aquilano Don NDirector D To issuer2016-10-012016-10-1346,634— $0208,854SEC↗
Spencer Raymond JDirector D To issuer2016-07-012017-01-122,412— $0137,158SEC↗
Brog TimothyDirector A Award2016-07-012016-07-062,022— $0106,574SEC↗
Brog TimothyDirector A Award2016-05-262016-05-3173,529— $073,529SEC↗
Brog TimothyDirector A Award2016-05-262016-05-3131,023— $0104,552SEC↗
CALDWELL DONALD RDirector A Award2016-01-012016-01-0569,517— $0105,050SEC↗
Spencer Raymond JDirector A Award2016-01-012016-01-05108,114— $0148,342SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2016-01-012016-01-05109,210— $0317,379SEC↗
Aquilano Don NDirector A Award2016-01-012016-01-05200,657— $0255,488SEC↗
MIKOLAJCZYK MICHAEL EDirector P Buy2015-12-312016-01-0438,700$1.19 $46.1K208,169SEC↗
MIKOLAJCZYK MICHAEL EDirector P Buy2015-12-302016-01-0441,300$1.20 $49.6K169,469SEC↗
Graffy Mardel AChief Financial Officer A Award deriv2015-12-012016-05-17174,165— $0174,165SEC↗
Graffy Mardel AChief Financial Officer A Award deriv2015-12-012015-12-02217,706— $0217,706SEC↗
Weissman William FPresident and CEO A Award deriv2015-12-012015-12-02277,778— $0277,778SEC↗
Tamim HanyChief Operating Officer A Award deriv2015-11-012015-11-0350,000— $050,000SEC↗
Graffy Mardel AChief Financial Officer M Exercise deriv2015-11-012015-11-032,991— $05,980SEC↗
Graffy Mardel AChief Financial Officer M Exercise deriv2015-11-012015-11-031,155— $02,310SEC↗
Graffy Mardel AChief Financial Officer M Exercise2015-11-012015-11-034,146— $04,938SEC↗
Graffy Mardel AChief Financial Officer F Tax w/h2015-11-012015-11-031,510$1.10 $1.7K3,428SEC↗
Tamim HanyChief Operating Officer A Award deriv2015-10-312015-11-0330,000— $030,000SEC↗
Aquilano Don NDirector A Award2015-01-012015-01-0525,027— $054,831SEC↗
Spencer Raymond JDirector A Award2015-01-012015-01-0513,484— $040,228SEC↗
CALDWELL DONALD RDirector A Award2015-01-012015-01-058,670— $035,533SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2015-01-012015-01-0513,621— $0128,169SEC↗
Weissman William FPresident and CEO F Tax w/h2014-12-312015-01-051,903$4.36 $8.3K14,136SEC↗
Graffy Mardel AVP - Financial Operations A Award deriv2014-11-012014-11-048,971— $08,971SEC↗
Graffy Mardel AVP - Financial Operations M Exercise deriv2014-11-012014-11-041,156— $03,465SEC↗
Graffy Mardel AVP - Financial Operations F Tax w/h2014-11-012014-11-04364$4.43 $1.6K792SEC↗
Graffy Mardel AVP - Financial Operations M Exercise2014-11-012014-11-041,156— $01,156SEC↗
Graffy Mardel AVP - Financial Operations A Award deriv2014-09-192014-09-2325,000— $025,000SEC↗
Weissman William FPres., CEO, CFO, Treas. & Se A Award deriv2014-09-172014-09-19100,000— $0100,000SEC↗
Aquilano Don NDirector A Award deriv2014-09-172014-09-19100,000— $0100,000SEC↗
Parvez Raja MPresident/CEO F Tax w/h2014-07-012014-07-033,382$8.75 $29.6K27,985SEC↗
Weissman William FCFO, Treasurer and Secretary F Tax w/h2014-07-012014-07-031,644$8.75 $14.4K16,039SEC↗
CALDWELL DONALD RDirector, 10% Owner S Sale2014-03-242014-03-252,500,000$12.42 $31.05M2,217,851SEC↗
CO INVESTMENT 2000 FUND LP10% Owner S Sale2014-03-242014-03-252,500,000$12.42 $31.05M2,217,851SEC↗
Aquilano Don NDirector A Award2014-01-012014-01-0311,494— $029,804SEC↗
Spencer Raymond JDirector A Award2014-01-012014-01-036,193— $026,744SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2014-01-012014-01-036,256— $0114,548SEC↗
CALDWELL DONALD RDirector, 10% Owner A Award2014-01-012014-01-033,982— $026,863SEC↗
Co-Invest Management LP10% Owner J Other2014-01-012014-01-033,982$9.95 $39.6K19,763SEC↗
Parvez Raja MPresident/CEO A Award deriv2013-12-312014-07-0346,910— $046,910SEC↗
Weissman William FCFO, Treasurer and Secretary A Award deriv2013-12-312014-07-0323,455— $023,455SEC↗
Spencer Raymond JDirector A Award2013-09-302013-10-09825— $020,551SEC↗
Aquilano Don NDirector A Award2013-09-302013-10-093,096— $018,310SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2013-09-302013-10-09825— $0108,292SEC↗
Weissman William FCFO, Treasurer and Secretary A Award2013-07-012013-07-0315,683— $017,683SEC↗
Parvez Raja MPresident/CEO A Award2013-07-012013-07-0331,367— $031,367SEC↗
CALDWELL DONALD RDirector, 10% Owner S Sale2013-04-262013-04-2961,891$7.53 $466.0K4,717,851SEC↗
CO INVESTMENT 2000 FUND LP10% Owner S Sale2013-04-262013-04-2961,891$7.53 $466.0K4,717,851SEC↗
CALDWELL DONALD RDirector, 10% Owner S Sale2013-04-252013-04-29225,000$7.45 $1.68M4,779,742SEC↗
CO INVESTMENT 2000 FUND LP10% Owner S Sale2013-04-252013-04-29225,000$7.45 $1.68M4,779,742SEC↗
CALDWELL DONALD RDirector, 10% Owner S Sale2013-03-262013-03-26100,000$6.67 $667.0K5,004,742SEC↗
CROSS ATLANTIC TECHNOLOGY FUND10% Owner S Sale2013-03-262013-03-26100,000$6.67 $667.0K5,004,742SEC↗
CALDWELL DONALD RDirector, 10% Owner S Sale2013-03-252013-03-26200,000$6.25 $1.25M5,104,742SEC↗
CROSS ATLANTIC TECHNOLOGY FUND10% Owner S Sale2013-03-252013-03-26200,000$6.25 $1.25M5,104,742SEC↗
CALDWELL DONALD RDirector, 10% Owner S Sale2013-03-222013-03-2681,681$6.04 $493.4K5,304,742SEC↗
CROSS ATLANTIC TECHNOLOGY FUND10% Owner S Sale2013-03-222013-03-2681,681$6.04 $493.4K5,304,742SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2012-12-312013-01-036,915— $0107,467SEC↗
CALDWELL DONALD RDirector, 10% Owner A Award2012-12-312013-01-036,485— $022,881SEC↗
Aquilano Don NDirector A Award2012-12-312013-01-036,444— $015,214SEC↗
Spencer Raymond JDirector A Award2012-12-312013-01-036,813— $019,726SEC↗
CO INVESTMENT 2000 FUND LP10% Owner J Other2012-12-312013-01-036,485$6.11 $39.6K15,781SEC↗
Spencer Raymond JDirector A Award2011-12-142012-02-074,433— $012,913SEC↗
MIKOLAJCZYK MICHAEL EDirector A Award2011-12-142012-02-074,499— $0100,552SEC↗
Aquilano Don NDirector A Award2011-12-142012-02-074,193— $08,770SEC↗
CALDWELL DONALD RDirector, 10% Owner A Award2011-12-142012-02-104,220— $016,396SEC↗
Co-Invest Capital Partners Inc10% Owner J Other2011-12-142012-02-104,220— $09,296SEC↗
Co-Invest Capital Partners Inc10% Owner J Other2011-01-012012-02-101,879— $05,076SEC↗
Co-Invest Capital Partners Inc10% Owner J Other deriv2010-04-012012-02-10823— $0823SEC↗
Co-Invest Capital Partners Inc10% Owner J Other deriv2010-03-302012-02-102,800— $02,800SEC↗