Rubicon Ownership 2024 | Who Owns Rubicon Now?


OverviewRevenueFinancialsChart

Institutional Ownership

0.01%

Insider Ownership

48.44%

Retail Ownership

51.55%

Institutional Holders

1.00

Rubicon Institutional Shareholders


Institutional Shareholders by % of Total Shares

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
BANDERA PARTNERS LLC----128,323-100.00%-Mar 31, 2023
JBF CAPITAL, INC.----16,478-100.00%-Mar 31, 2023
CREDIT SUISSE AG/----26-100.00%-Mar 31, 2023
TOWER RESEARCH CAPITAL LLC (TRC)----5,863-100.00%-Mar 31, 2023

Rubicon's largest institutional shareholder is BANDERA PARTNERS LLC, holding 0.00% of the company's total share outstanding, currently valued at -. The top 10 institutional shareholders own together 0.00% of the company.

Institutional Shareholders by % of Total Assets

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
BANDERA PARTNERS LLC----128,323-100.00%-Mar 31, 2023
JBF CAPITAL, INC.----16,478-100.00%-Mar 31, 2023
CREDIT SUISSE AG/----26-100.00%-Mar 31, 2023
TOWER RESEARCH CAPITAL LLC (TRC)----5,863-100.00%-Mar 31, 2023

The largest Rubicon shareholder by % of total assets is BANDERA PARTNERS LLC. The company owns 0.00 shares of Rubicon (RBCN), representing 0.00% of its total assets.

Institutional Buyers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
CREDIT SUISSE AG/----26-100.00%-Mar 31, 2023
TOWER RESEARCH CAPITAL LLC (TRC)----5,863-100.00%-Mar 31, 2023
JBF CAPITAL, INC.----16,478-100.00%-Mar 31, 2023
BANDERA PARTNERS LLC----128,323-100.00%-Mar 31, 2023

As of Mar 31 2023, Rubicon's largest institutional buyer is CREDIT SUISSE AG/. The company purchased -26.00 stocks of RBCN, valued at -.

Institutional Sellers

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
BANDERA PARTNERS LLC----128,323-100.00%-Mar 31, 2023
JBF CAPITAL, INC.----16,478-100.00%-Mar 31, 2023
TOWER RESEARCH CAPITAL LLC (TRC)----5,863-100.00%-Mar 31, 2023
CREDIT SUISSE AG/----26-100.00%-Mar 31, 2023

As of Mar 31 2023, Rubicon's biggest institutional seller is BANDERA PARTNERS LLC. The company sold -0.13M shares of RBCN, valued at -.

Institutional New positions

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate

Institutional Sold Out

Name% Total Shares% Total AssetsCurrent SharesChange AmountChange %Market ValueDate
BANDERA PARTNERS LLC----128,323-100.00%-Mar 31, 2023
JBF CAPITAL, INC.----16,478-100.00%-Mar 31, 2023
TOWER RESEARCH CAPITAL LLC (TRC)----5,863-100.00%-Mar 31, 2023
CREDIT SUISSE AG/----26-100.00%-Mar 31, 2023

Rubicon's largest sold out institutional shareholder by shares sold is BANDERA PARTNERS LLC, sold -0.13M shares, valued at -, as of undefined.

Rubicon Mutual Fund Holders


Name% Total AssetsTotal SharesChange AmountChange %Date
UNIFIED SERIES TRUST0.00%10,000--Feb 29, 2024
GAMCO GLOBAL SERIES FUNDS, INC0.00%800--Dec 29, 2023
VANGUARD INDEX FUNDS0.00%72,664--Dec 31, 2023
FIDELITY CONCORD STREET TRUST0.00%9,999--Feb 29, 2024
VANGUARD INSTITUTIONAL INDEX FUNDS0.00%609--Dec 31, 2023
DFA INVESTMENT DIMENSIONS GROUP INC0.00%2,408--Jan 31, 2024

Rubicon's largest mutual fund holder by % of total assets is "UNIFIED SERIES TRUST", owning 10.00K shares, compromising 0.00% of its total assets.

Rubicon Institutional Ownership Trends


Institutional Holdings Trend

DateHoldingsChange %
31 Dec, 231-
31 Dec, 224-69.23%
30 Sep, 2213-7.14%
30 Jun, 2214-
31 Mar, 2214-6.67%
31 Dec, 2115-
30 Sep, 2115-11.76%
30 Jun, 2117-5.56%
31 Mar, 21185.88%
31 Dec, 201721.43%
30 Sep, 2014-6.67%
30 Jun, 20157.14%
31 Mar, 2014-12.50%
31 Dec, 19166.67%
30 Sep, 19157.14%
30 Jun, 1914-6.67%
31 Mar, 1915-
31 Dec, 1815-16.67%
30 Sep, 18185.88%
30 Jun, 1817-
31 Mar, 1817-22.73%
31 Dec, 1722-4.35%
30 Sep, 1723-
30 Jun, 1723-

As of 31 Dec 23, 1 institutions are holding Rubicon's shares, representing an increase of 0.00% compared to the previous quarter.

Shares Outstanding Trend

DateShares OutstandingChange %
31 Dec, 23150-
31 Dec, 22150,690-62.74%
30 Sep, 22404,474-19.47%
30 Jun, 22502,254-3.21%
31 Mar, 22518,886-2.51%
31 Dec, 21532,229-3.34%
30 Sep, 21550,612-4.99%
30 Jun, 21579,516-7.06%
31 Mar, 21623,5631.65%
31 Dec, 20613,4274.26%
30 Sep, 20588,366-14.42%
30 Jun, 20687,52714.11%
31 Mar, 20602,536-8.42%
31 Dec, 19657,967-15.47%
30 Sep, 19778,4115.77%
30 Jun, 19735,9212.34%
31 Mar, 19719,111-1.86%
31 Dec, 18732,758-23.88%
30 Sep, 18962,609-1.69%
30 Jun, 18979,1179.05%
31 Mar, 18897,870-14.08%
31 Dec, 171,045,03018.74%
30 Sep, 17880,112-9.40%
30 Jun, 17971,396-

Rubicon (RBCN) has 150.00 shares outstanding as of 31 Dec 23, up 0.00% compared to the previous quarter.

Institutional Ownership Trend

DateOwnership %Change %
31 Dec, 230.01%-
31 Dec, 226.03%2.22%
30 Sep, 2216.48%3.91%
30 Jun, 2220.53%4.56%
31 Mar, 2221.21%4.43%
31 Dec, 2121.87%4.31%
30 Sep, 2122.52%3.97%
30 Jun, 2123.81%3.62%
31 Mar, 2125.66%4.06%
31 Dec, 2025.15%4.32%
30 Sep, 2024.12%3.23%
30 Jun, 2027.35%5.21%
31 Mar, 2022.91%3.66%
31 Dec, 1925.02%2.99%
30 Sep, 1928.92%3.91%
30 Jun, 1927.21%3.92%
31 Mar, 1926.34%3.66%
31 Dec, 1826.85%2.16%
30 Sep, 1835.21%2.74%
30 Jun, 1835.82%3.32%
31 Mar, 1832.87%2.20%
31 Dec, 1738.66%3.68%
30 Sep, 1732.39%2.34%
30 Jun, 1737.24%-

As of 31 Dec 23, Rubicon is held by 0.01% institutional shareholders, representing a 0.00% growth compared to 31 Dec 22.

Institutional Increased Positions Trend

DateIncreased PositionsChange %
31 Dec, 231-
31 Dec, 223-57.14%
30 Sep, 22775.00%
30 Jun, 224-
31 Mar, 22--100.00%
31 Dec, 213200.00%
30 Sep, 211-66.67%
30 Jun, 213-57.14%
31 Mar, 217-
31 Dec, 207250.00%
30 Sep, 202-66.67%
30 Jun, 20620.00%
31 Mar, 205-
31 Dec, 195-
30 Sep, 19566.67%
30 Jun, 19350.00%
31 Mar, 192-33.33%
31 Dec, 183-57.14%
30 Sep, 187133.33%
30 Jun, 183-50.00%
31 Mar, 186-33.33%
31 Dec, 17928.57%
30 Sep, 177-69.57%
30 Jun, 1723-

1 institutional shareholders have increased their position in RBCN stock as of 31 Dec 23 compared to 3 in the previous quarter (a 0.00% increase).

Institutional Reduced Positions Trend

DateReduced PositionsChange %
31 Dec, 23--
31 Dec, 22--100.00%
30 Sep, 225-16.67%
30 Jun, 22620.00%
31 Mar, 22525.00%
31 Dec, 214-20.00%
30 Sep, 215-
30 Jun, 21525.00%
31 Mar, 214-
31 Dec, 204-
30 Sep, 204-
30 Jun, 204-20.00%
31 Mar, 205-
31 Dec, 19566.67%
30 Sep, 19350.00%
30 Jun, 192-66.67%
31 Mar, 196-25.00%
31 Dec, 188100.00%
30 Sep, 184-20.00%
30 Jun, 185-28.57%
31 Mar, 18716.67%
31 Dec, 176-14.29%
30 Sep, 177-
30 Jun, 17--

- institutional shareholders have reduced their position in RBCN stock as of 31 Dec 23 compared to - in the previous quarter (a 0.00% increase).

All Institutional Ownership Trend Data

DateHoldingsChange %Shares OutstandingChange %Ownership %Change %Increased PositionsChange %Reduced PositionsChange %
31 Dec, 231-150-0.01%-1---
31 Dec, 224-69.23%150,690-62.74%6.03%2.22%3-57.14%--100.00%
30 Sep, 2213-7.14%404,474-19.47%16.48%3.91%775.00%5-16.67%
30 Jun, 2214-502,254-3.21%20.53%4.56%4-620.00%
31 Mar, 2214-6.67%518,886-2.51%21.21%4.43%--100.00%525.00%
31 Dec, 2115-532,229-3.34%21.87%4.31%3200.00%4-20.00%
30 Sep, 2115-11.76%550,612-4.99%22.52%3.97%1-66.67%5-
30 Jun, 2117-5.56%579,516-7.06%23.81%3.62%3-57.14%525.00%
31 Mar, 21185.88%623,5631.65%25.66%4.06%7-4-
31 Dec, 201721.43%613,4274.26%25.15%4.32%7250.00%4-
30 Sep, 2014-6.67%588,366-14.42%24.12%3.23%2-66.67%4-
30 Jun, 20157.14%687,52714.11%27.35%5.21%620.00%4-20.00%
31 Mar, 2014-12.50%602,536-8.42%22.91%3.66%5-5-
31 Dec, 19166.67%657,967-15.47%25.02%2.99%5-566.67%
30 Sep, 19157.14%778,4115.77%28.92%3.91%566.67%350.00%
30 Jun, 1914-6.67%735,9212.34%27.21%3.92%350.00%2-66.67%
31 Mar, 1915-719,111-1.86%26.34%3.66%2-33.33%6-25.00%
31 Dec, 1815-16.67%732,758-23.88%26.85%2.16%3-57.14%8100.00%
30 Sep, 18185.88%962,609-1.69%35.21%2.74%7133.33%4-20.00%
30 Jun, 1817-979,1179.05%35.82%3.32%3-50.00%5-28.57%
31 Mar, 1817-22.73%897,870-14.08%32.87%2.20%6-33.33%716.67%
31 Dec, 1722-4.35%1,045,03018.74%38.66%3.68%928.57%6-14.29%
30 Sep, 1723-880,112-9.40%32.39%2.34%7-69.57%7-
30 Jun, 1723-971,396-37.24%-23---

Rubicon Insider Shareholders Trades


Open Market Insider Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Feb 24, 2023Brog Timothydirector-S-SaleSell52,624$1.51$79.46K4,969
Aug 23, 2022Bylinsky Gregorydirector S-SaleSell129,933$20.00$2.60M128,323
Aug 23, 2022Gramm Jeffersondirector, 10 percent owner, other See Footnote 1S-SaleSell129,933$20.00$2.60M128,323
Aug 23, 2022Gramm Jeffersondirector, 10 percent owner, other See Footnote 1S-SaleSell3,059$20.00$61.18K3,021
Aug 22, 2022Brog Timothyofficer Chief Executive OfficerS-SaleSell58,315$20.00$1.17M57,593
Aug 22, 2022MIKOLAJCZYK MICHAEL Edirector S-SaleSell31,851$20.00$637.02K31,456
Aug 22, 2022Westphal Susandirector S-SaleSell4,472$20.00$89.44K4,416

Open Market Insider Buys

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource

Insider Sells

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Feb 24, 2023Brog Timothydirector-S-SaleSell52,624$1.51$79.46K4,969
Aug 24, 2022JANEL CORP10 percent owner-Sell---1,108,000
Aug 23, 2022Bylinsky Gregorydirector S-SaleSell129,933$20.00$2.60M128,323
Aug 23, 2022Gramm Jeffersondirector, 10 percent owner, other See Footnote 1S-SaleSell129,933$20.00$2.60M128,323
Aug 23, 2022Gramm Jeffersondirector, 10 percent owner, other See Footnote 1S-SaleSell3,059$20.00$61.18K3,021
Aug 22, 2022Brog Timothyofficer Chief Executive OfficerS-SaleSell58,315$20.00$1.17M57,593
Aug 22, 2022MIKOLAJCZYK MICHAEL Edirector S-SaleSell31,851$20.00$637.02K31,456
Aug 22, 2022Westphal Susandirector S-SaleSell4,472$20.00$89.44K4,416
Jul 19, 2022Brog Timothyofficer Chief Executive OfficerF-InKindSell6,346$16.06$101.92K115,908
Jul 15, 2022Brog Timothyofficer Chief Executive OfficerF-InKindSell6,346$15.84$100.52K109,754

All Insider Owners Trades

DateNameRelationRoleTransactionBuy/SellSharesPriceValueShares HeldSource
Feb 24, 2023Brog Timothydirector-S-SaleSell52,624$1.51$79.46K4,969
Aug 29, 2022Eidinger Johndirector-Buy----
Aug 29, 2022Seirer Darren Claydirector, 10 percent owner Buy---451,842
Aug 24, 2022JANEL CORP10 percent owner-Sell---1,108,000
Aug 23, 2022Bylinsky Gregorydirector S-SaleSell129,933$20.00$2.60M128,323
Aug 23, 2022Gramm Jeffersondirector, 10 percent owner, other See Footnote 1S-SaleSell129,933$20.00$2.60M128,323
Aug 23, 2022Gramm Jeffersondirector, 10 percent owner, other See Footnote 1S-SaleSell3,059$20.00$61.18K3,021
Aug 22, 2022Brog Timothyofficer Chief Executive OfficerS-SaleSell58,315$20.00$1.17M57,593
Aug 22, 2022MIKOLAJCZYK MICHAEL Edirector S-SaleSell31,851$20.00$637.02K31,456
Aug 22, 2022Westphal Susandirector S-SaleSell4,472$20.00$89.44K4,416
Aug 01, 2022Gramm Jeffersondirector A-AwardBuy1,010--5,454
Aug 01, 2022MIKOLAJCZYK MICHAEL Edirector A-AwardBuy1,010--63,307
Aug 01, 2022Westphal Susandirector-A-AwardBuy1,010--8,888
Jul 19, 2022Brog Timothyofficer Chief Executive OfficerM-ExemptBuy12,500--122,254
Jul 19, 2022Brog Timothyofficer Chief Executive OfficerF-InKindSell6,346$16.06$101.92K115,908
Jul 15, 2022Brog Timothyofficer Chief Executive OfficerM-ExemptBuy12,500--116,100
Jul 15, 2022Brog Timothyofficer Chief Executive OfficerF-InKindSell6,346$15.84$100.52K109,754
Dec 29, 2021Brog Timothydirector, officer Chief Executive OfficerA-AwardBuy25,000--25,000
Jun 28, 2021MIKOLAJCZYK MICHAEL Edirector-A-AwardBuy1,250--62,297
Jun 28, 2021MIKOLAJCZYK MICHAEL Edirector-A-AwardBuy1,010--1,010

The last insider sell of Rubicon's stock was made by Brog Timothy on Feb 24 2023, selling 52,624 shares at $1.51 per share (valued at $79.46K).

Rubicon Insider Ownership Trends


All Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q1 2023-1-
Q3 20225771.43%
Q4 20211--
Q2 202171700.00%
Q1 2021-2-
Q4 202011100.00%
Q3 20206--
Q2 2020---
Q4 2019-2-
Q3 201911100.00%
Q2 201991900.00%
Q4 20186--
Q3 201811100.00%
Q2 201833100.00%
Q1 20188--
Q4 20171333.33%
Q3 20174--
Q2 201763200.00%
Q1 20177--
Q4 201631323.08%

0 total buy trades, and 1 total sell trades (buy/sell ratio of 0.00%) were made by Rubicon's insiders, as of Q1 2023.

Open Market Insider Trades Trend

DateBuySellBuy/Sell Ratio
Q1 2023-1-
Q3 2022-4-
Q4 2021---
Q2 2021---
Q1 2021---
Q4 2020---
Q3 2020---
Q2 2020---
Q4 2019---
Q3 2019---
Q2 20193--
Q4 2018---
Q3 2018---
Q2 2018---
Q1 2018---
Q4 2017-1-
Q3 2017---
Q2 2017---
Q1 2017---
Q4 2016---

As of Q1 2023, Insider owners conducted 0 open market buy trades and 1 open market sell trades of Rubicon's stocks.

Rubicon Peer Ownership


TickerCompany
ASYSAmtech Systems, Inc.
KLICKulicke and Soffa Industries, Inc.
ACLSAxcelis Technologies, Inc.
IPGPIPG Photonics Corporation
TERTeradyne, Inc.
ENTGEntegris, Inc.
INDIindie Semiconductor, Inc.
KLACKLA Corporation
COHUCohu, Inc.
AEHRAehr Test Systems
UCTTUltra Clean Holdings, Inc.
AMATApplied Materials, Inc.
LRCXLam Research Corporation
PLABPhotronics, Inc.

RBCN Ownership FAQ


Rubicon is owned by institutional shareholders (0.01%), insiders (48.44%), and public (51.55%). The largest institutional shareholder of Rubicon is BANDERA PARTNERS LLC (0% of total shares) and the top mutual fund owner is UNIFIED SERIES TRUST (0.00% of total shares).

Rubicon's major institutional shareholders are BANDERA PARTNERS LLC, JBF CAPITAL, INC., CREDIT SUISSE AG/, and TOWER RESEARCH CAPITAL LLC (TRC). The top five shareholders own together 0% of the company's share outstanding.

As of Dec 2023, there are 1 institutional shareholders of Rubicon.

BANDERA PARTNERS LLC owns 0 shares of Rubicon, representing 0% of the company's total shares outstanding, valued at $0 (as of Mar 2023).

As of Mar 2023, JBF CAPITAL, INC holds 0 shares of Rubicon (RBCN), compromising 0% of the company, valued at $0.

CREDIT SUISSE AG/ is the third largest holder of Rubicon. The company owns 0 of the company's shares outstanding (worth $0).