Rubicon Ownership 2024 | Who Owns Rubicon Now?

Overview RevenueFinancials Chart

Institutional Ownership

0.01%

Insider Ownership

48.13%

Retail Ownership

51.86%

Institutional Holders

1.00

Rubicon Institutional Shareholders

Institutional Shareholders by % of Total Shares

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
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 Assets	Current Shares	Change Amount	Change %	Market Value	Date
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 Assets	Current Shares	Change Amount	Change %	Market Value	Date
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 Assets	Current Shares	Change Amount	Change %	Market Value	Date
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 Assets	Current Shares	Change Amount	Change %	Market Value	Date

Institutional Sold Out

Name	% Total Shares	% Total Assets	Current Shares	Change Amount	Change %	Market Value	Date
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 Assets	Total Shares	Change Amount	Change %	Date
UNIFIED SERIES TRUST	0.00%	10,000	-	-	Feb 29, 2024
GAMCO GLOBAL SERIES FUNDS, INC	0.00%	800	-	-	Dec 29, 2023
VANGUARD INDEX FUNDS	0.00%	72,664	-	-	Dec 31, 2023
FIDELITY CONCORD STREET TRUST	0.00%	9,999	-	-	Feb 29, 2024
VANGUARD INSTITUTIONAL INDEX FUNDS	0.00%	609	-	-	Dec 31, 2023
DFA INVESTMENT DIMENSIONS GROUP INC	0.00%	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

Date	Holdings	Change %
31 Dec, 23	1	-
31 Dec, 22	4	-69.23%
30 Sep, 22	13	-7.14%
30 Jun, 22	14	-
31 Mar, 22	14	-6.67%
31 Dec, 21	15	-
30 Sep, 21	15	-11.76%
30 Jun, 21	17	-5.56%
31 Mar, 21	18	5.88%
31 Dec, 20	17	21.43%
30 Sep, 20	14	-6.67%
30 Jun, 20	15	7.14%
31 Mar, 20	14	-12.50%
31 Dec, 19	16	6.67%
30 Sep, 19	15	7.14%
30 Jun, 19	14	-6.67%
31 Mar, 19	15	-
31 Dec, 18	15	-16.67%
30 Sep, 18	18	5.88%
30 Jun, 18	17	-
31 Mar, 18	17	-22.73%
31 Dec, 17	22	-4.35%
30 Sep, 17	23	-
30 Jun, 17	23	-

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

Date	Shares Outstanding	Change %
31 Dec, 23	150	-
31 Dec, 22	150,690	-62.74%
30 Sep, 22	404,474	-19.47%
30 Jun, 22	502,254	-3.21%
31 Mar, 22	518,886	-2.51%
31 Dec, 21	532,229	-3.34%
30 Sep, 21	550,612	-4.99%
30 Jun, 21	579,516	-7.06%
31 Mar, 21	623,563	1.65%
31 Dec, 20	613,427	4.26%
30 Sep, 20	588,366	-14.42%
30 Jun, 20	687,527	14.11%
31 Mar, 20	602,536	-8.42%
31 Dec, 19	657,967	-15.47%
30 Sep, 19	778,411	5.77%
30 Jun, 19	735,921	2.34%
31 Mar, 19	719,111	-1.86%
31 Dec, 18	732,758	-23.88%
30 Sep, 18	962,609	-1.69%
30 Jun, 18	979,117	9.05%
31 Mar, 18	897,870	-14.08%
31 Dec, 17	1,045,030	18.74%
30 Sep, 17	880,112	-9.40%
30 Jun, 17	971,396	-

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

Institutional Ownership Trend

Date	Ownership %	Change %
31 Dec, 23	0.01%	-
31 Dec, 22	6.03%	2.22%
30 Sep, 22	16.48%	3.91%
30 Jun, 22	20.53%	4.56%
31 Mar, 22	21.21%	4.43%
31 Dec, 21	21.87%	4.31%
30 Sep, 21	22.52%	3.97%
30 Jun, 21	23.81%	3.62%
31 Mar, 21	25.66%	4.06%
31 Dec, 20	25.15%	4.32%
30 Sep, 20	24.12%	3.23%
30 Jun, 20	27.35%	5.21%
31 Mar, 20	22.91%	3.66%
31 Dec, 19	25.02%	2.99%
30 Sep, 19	28.92%	3.91%
30 Jun, 19	27.21%	3.92%
31 Mar, 19	26.34%	3.66%
31 Dec, 18	26.85%	2.16%
30 Sep, 18	35.21%	2.74%
30 Jun, 18	35.82%	3.32%
31 Mar, 18	32.87%	2.20%
31 Dec, 17	38.66%	3.68%
30 Sep, 17	32.39%	2.34%
30 Jun, 17	37.24%	-

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

Date	Increased Positions	Change %
31 Dec, 23	1	-
31 Dec, 22	3	-57.14%
30 Sep, 22	7	75.00%
30 Jun, 22	4	-
31 Mar, 22	-	-100.00%
31 Dec, 21	3	200.00%
30 Sep, 21	1	-66.67%
30 Jun, 21	3	-57.14%
31 Mar, 21	7	-
31 Dec, 20	7	250.00%
30 Sep, 20	2	-66.67%
30 Jun, 20	6	20.00%
31 Mar, 20	5	-
31 Dec, 19	5	-
30 Sep, 19	5	66.67%
30 Jun, 19	3	50.00%
31 Mar, 19	2	-33.33%
31 Dec, 18	3	-57.14%
30 Sep, 18	7	133.33%
30 Jun, 18	3	-50.00%
31 Mar, 18	6	-33.33%
31 Dec, 17	9	28.57%
30 Sep, 17	7	-69.57%
30 Jun, 17	23	-

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

Date	Reduced Positions	Change %
31 Dec, 23	-	-
31 Dec, 22	-	-100.00%
30 Sep, 22	5	-16.67%
30 Jun, 22	6	20.00%
31 Mar, 22	5	25.00%
31 Dec, 21	4	-20.00%
30 Sep, 21	5	-
30 Jun, 21	5	25.00%
31 Mar, 21	4	-
31 Dec, 20	4	-
30 Sep, 20	4	-
30 Jun, 20	4	-20.00%
31 Mar, 20	5	-
31 Dec, 19	5	66.67%
30 Sep, 19	3	50.00%
30 Jun, 19	2	-66.67%
31 Mar, 19	6	-25.00%
31 Dec, 18	8	100.00%
30 Sep, 18	4	-20.00%
30 Jun, 18	5	-28.57%
31 Mar, 18	7	16.67%
31 Dec, 17	6	-14.29%
30 Sep, 17	7	-
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

Date	Holdings	Change %	Shares Outstanding	Change %	Ownership %	Change %	Increased Positions	Change %	Reduced Positions	Change %
31 Dec, 23	1	-	150	-	0.01%	-	1	-	-	-
31 Dec, 22	4	-69.23%	150,690	-62.74%	6.03%	2.22%	3	-57.14%	-	-100.00%
30 Sep, 22	13	-7.14%	404,474	-19.47%	16.48%	3.91%	7	75.00%	5	-16.67%
30 Jun, 22	14	-	502,254	-3.21%	20.53%	4.56%	4	-	6	20.00%
31 Mar, 22	14	-6.67%	518,886	-2.51%	21.21%	4.43%	-	-100.00%	5	25.00%
31 Dec, 21	15	-	532,229	-3.34%	21.87%	4.31%	3	200.00%	4	-20.00%
30 Sep, 21	15	-11.76%	550,612	-4.99%	22.52%	3.97%	1	-66.67%	5	-
30 Jun, 21	17	-5.56%	579,516	-7.06%	23.81%	3.62%	3	-57.14%	5	25.00%
31 Mar, 21	18	5.88%	623,563	1.65%	25.66%	4.06%	7	-	4	-
31 Dec, 20	17	21.43%	613,427	4.26%	25.15%	4.32%	7	250.00%	4	-
30 Sep, 20	14	-6.67%	588,366	-14.42%	24.12%	3.23%	2	-66.67%	4	-
30 Jun, 20	15	7.14%	687,527	14.11%	27.35%	5.21%	6	20.00%	4	-20.00%
31 Mar, 20	14	-12.50%	602,536	-8.42%	22.91%	3.66%	5	-	5	-
31 Dec, 19	16	6.67%	657,967	-15.47%	25.02%	2.99%	5	-	5	66.67%
30 Sep, 19	15	7.14%	778,411	5.77%	28.92%	3.91%	5	66.67%	3	50.00%
30 Jun, 19	14	-6.67%	735,921	2.34%	27.21%	3.92%	3	50.00%	2	-66.67%
31 Mar, 19	15	-	719,111	-1.86%	26.34%	3.66%	2	-33.33%	6	-25.00%
31 Dec, 18	15	-16.67%	732,758	-23.88%	26.85%	2.16%	3	-57.14%	8	100.00%
30 Sep, 18	18	5.88%	962,609	-1.69%	35.21%	2.74%	7	133.33%	4	-20.00%
30 Jun, 18	17	-	979,117	9.05%	35.82%	3.32%	3	-50.00%	5	-28.57%
31 Mar, 18	17	-22.73%	897,870	-14.08%	32.87%	2.20%	6	-33.33%	7	16.67%
31 Dec, 17	22	-4.35%	1,045,030	18.74%	38.66%	3.68%	9	28.57%	6	-14.29%
30 Sep, 17	23	-	880,112	-9.40%	32.39%	2.34%	7	-69.57%	7	-
30 Jun, 17	23	-	971,396	-	37.24%	-	23	-	-	-

Rubicon Insider Shareholders Trades

Open Market Insider Trades

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held
Feb 24, 2023	Brog Timothy	director	-	S-Sale	Sell	52,624	$1.51	$79.46K	4,969
Aug 23, 2022	Bylinsky Gregory	director		S-Sale	Sell	129,933	$20.00	$2.60M	128,323
Aug 23, 2022	Gramm Jefferson	director, 10 percent owner, other	See Footnote 1	S-Sale	Sell	129,933	$20.00	$2.60M	128,323
Aug 23, 2022	Gramm Jefferson	director, 10 percent owner, other	See Footnote 1	S-Sale	Sell	3,059	$20.00	$61.18K	3,021
Aug 22, 2022	Brog Timothy	officer	Chief Executive Officer	S-Sale	Sell	58,315	$20.00	$1.17M	57,593
Aug 22, 2022	MIKOLAJCZYK MICHAEL E	director		S-Sale	Sell	31,851	$20.00	$637.02K	31,456
Aug 22, 2022	Westphal Susan	director		S-Sale	Sell	4,472	$20.00	$89.44K	4,416

Open Market Insider Buys

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held	Source

Insider Sells

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held
Feb 24, 2023	Brog Timothy	director	-	S-Sale	Sell	52,624	$1.51	$79.46K	4,969
Aug 24, 2022	JANEL CORP	10 percent owner	-		Sell	-	-	-	1,108,000
Aug 23, 2022	Bylinsky Gregory	director		S-Sale	Sell	129,933	$20.00	$2.60M	128,323
Aug 23, 2022	Gramm Jefferson	director, 10 percent owner, other	See Footnote 1	S-Sale	Sell	129,933	$20.00	$2.60M	128,323
Aug 23, 2022	Gramm Jefferson	director, 10 percent owner, other	See Footnote 1	S-Sale	Sell	3,059	$20.00	$61.18K	3,021
Aug 22, 2022	Brog Timothy	officer	Chief Executive Officer	S-Sale	Sell	58,315	$20.00	$1.17M	57,593
Aug 22, 2022	MIKOLAJCZYK MICHAEL E	director		S-Sale	Sell	31,851	$20.00	$637.02K	31,456
Aug 22, 2022	Westphal Susan	director		S-Sale	Sell	4,472	$20.00	$89.44K	4,416
Jul 19, 2022	Brog Timothy	officer	Chief Executive Officer	F-InKind	Sell	6,346	$16.06	$101.92K	115,908
Jul 15, 2022	Brog Timothy	officer	Chief Executive Officer	F-InKind	Sell	6,346	$15.84	$100.52K	109,754

All Insider Owners Trades

Date	Name	Relation	Role	Transaction	Buy/Sell	Shares	Price	Value	Shares Held
Feb 24, 2023	Brog Timothy	director	-	S-Sale	Sell	52,624	$1.51	$79.46K	4,969
Aug 29, 2022	Eidinger John	director	-		Buy	-	-	-	-
Aug 29, 2022	Seirer Darren Clay	director, 10 percent owner			Buy	-	-	-	451,842
Aug 24, 2022	JANEL CORP	10 percent owner	-		Sell	-	-	-	1,108,000
Aug 23, 2022	Bylinsky Gregory	director		S-Sale	Sell	129,933	$20.00	$2.60M	128,323
Aug 23, 2022	Gramm Jefferson	director, 10 percent owner, other	See Footnote 1	S-Sale	Sell	129,933	$20.00	$2.60M	128,323
Aug 23, 2022	Gramm Jefferson	director, 10 percent owner, other	See Footnote 1	S-Sale	Sell	3,059	$20.00	$61.18K	3,021
Aug 22, 2022	Brog Timothy	officer	Chief Executive Officer	S-Sale	Sell	58,315	$20.00	$1.17M	57,593
Aug 22, 2022	MIKOLAJCZYK MICHAEL E	director		S-Sale	Sell	31,851	$20.00	$637.02K	31,456
Aug 22, 2022	Westphal Susan	director		S-Sale	Sell	4,472	$20.00	$89.44K	4,416
Aug 01, 2022	Gramm Jefferson	director		A-Award	Buy	1,010	-	-	5,454
Aug 01, 2022	MIKOLAJCZYK MICHAEL E	director		A-Award	Buy	1,010	-	-	63,307
Aug 01, 2022	Westphal Susan	director	-	A-Award	Buy	1,010	-	-	8,888
Jul 19, 2022	Brog Timothy	officer	Chief Executive Officer	M-Exempt	Buy	12,500	-	-	122,254
Jul 19, 2022	Brog Timothy	officer	Chief Executive Officer	F-InKind	Sell	6,346	$16.06	$101.92K	115,908
Jul 15, 2022	Brog Timothy	officer	Chief Executive Officer	M-Exempt	Buy	12,500	-	-	116,100
Jul 15, 2022	Brog Timothy	officer	Chief Executive Officer	F-InKind	Sell	6,346	$15.84	$100.52K	109,754
Dec 29, 2021	Brog Timothy	director, officer	Chief Executive Officer	A-Award	Buy	25,000	-	-	25,000
Jun 28, 2021	MIKOLAJCZYK MICHAEL E	director	-	A-Award	Buy	1,250	-	-	62,297
Jun 28, 2021	MIKOLAJCZYK MICHAEL E	director	-	A-Award	Buy	1,010	-	-	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

Date	Buy	Sell	Buy/Sell Ratio
Q1 2023	-	1	-
Q3 2022	5	7	71.43%
Q4 2021	1	-	-
Q2 2021	7	1	700.00%
Q1 2021	-	2	-
Q4 2020	1	1	100.00%
Q3 2020	6	-	-
Q2 2020	-	-	-
Q4 2019	-	2	-
Q3 2019	1	1	100.00%
Q2 2019	9	1	900.00%
Q4 2018	6	-	-
Q3 2018	1	1	100.00%
Q2 2018	3	3	100.00%
Q1 2018	8	-	-
Q4 2017	1	3	33.33%
Q3 2017	4	-	-
Q2 2017	6	3	200.00%
Q1 2017	7	-	-
Q4 2016	3	13	23.08%

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

Date	Buy	Sell	Buy/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 2019	3	-	-
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

Ticker	Company
ASYS	Amtech Systems, Inc.
KLIC	Kulicke and Soffa Industries, Inc.
ACLS	Axcelis Technologies, Inc.
IPGP	IPG Photonics Corporation
TER	Teradyne, Inc.
ENTG	Entegris, Inc.
KLAC	KLA Corporation
INDI	indie Semiconductor, Inc.
AEHR	Aehr Test Systems
COHU	Cohu, Inc.
UCTT	Ultra Clean Holdings, Inc.
AMAT	Applied Materials, Inc.
LRCX	Lam Research Corporation
PLAB	Photronics, Inc.

RBCN Ownership FAQ

Who Owns Rubicon?

Rubicon is owned by institutional shareholders (0.01%), insiders (48.13%), and public (51.86%). 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).

Who are the major institutional shareholders of Rubicon?

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.

How many Rubicon shareholders are there?

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

What percentage of Rubicon is owned by BANDERA PARTNERS LLC?

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

What percentage of Rubicon is owned by JBF CAPITAL, INC?

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

What percentage of Rubicon is owned by CREDIT SUISSE AG/?

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