How many institutions own CTRM stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own CTRM shares is 22, representing 3.94% of the company's common stock.

Who are the major shareholders selling Castor Maritime Inc. stock?

JANE STREET GROUP, LLC, in the last quarter, reduced its stake in CTRM by -100% restricting it's holding to 0 shares of worth nearly -. MORGAN STANLEY also lessened -1.93% of the CTRM shares from its portfolio, reducing its holding to 254 shares of worth $470.00. GOLDMAN SACHS GROUP INC also shunned CTRM shares holding by -27.08% last quarter which brought its holding to 21.08 thousand shares worth $39.00K.

Investors who are buying CTRM stock?

As per its latest 13F filing, GILL CAPITAL PARTNERS, LLC increased its stake in CTRM by 100% in the last quarter. The institutional holder raised its holding to 6 shares having worth more than $11.00. FARTHER FINANCE ADVISORS, LLC also added 100% more shares of CTRM to its portfolio, raising its holding to 15 shares of worth $27.00. UBS GROUP AG also increased its CTRM shares holding by 202.58% which brought its holding to 2.23 thousand shares worth $4.12K.

CTRM's major insiders: who are they?

The insider with the most stakes in CTRM is N/A , N/A at the company. Additionally, CTRM stock is highly held by N/A N/A and N/A N/A among others.

Did an insider recently sell CTRM stock?

Company executives, directors, and other insiders own 0.12% percent of Castor Maritime Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which CTRM insiders have sold stock, totaling 0 shares. Insiders that have sold shares include .

Which insider recently purchased CTRM stock?

There have been 0 transaction(s) during the past 6-months in which Castor Maritime Inc. insiders have bought stock, totalling 0 shares

How much of CTRM does insiders own?

Around 0 Castor Maritime Inc. shares are held by insiders, which represents about 0.12% of CTRM stock.

Who is the insider with the largest stake?

CTRM N/A, N/A holds the largest portfolio of the company's shares. CTRM shares owned by N/A total nearly -.

Which institution holds the most shares in CTRM?

JANE STREET GROUP, LLC is the largest institutional owner in CTRM which holds 0 shares worth - or 0% of the total CTRM shares outstanding followed by MORGAN STANLEY with ownership of 254 shares representing 0% of the CTRM ownership. APRIEM ADVISORS is the third largest stakeholder with 19 thousand shares or 0.2% of the ownership worth more than $35.15K.

Is Castor Maritime Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the CTRM is concerned, it is a stock which is optionable.

Is there a short position on CTRM's shares?

Number of CTRM shares short is 23.83K. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding CTRM shares are there?

As of today, 9.66M shares of CTRM are outstanding.

Is there many float in CTRM stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, CTRM has 9.65M shares in float.

CTRM short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for CTRM is 0.67.

Castor Maritime (CTRM) insider trading activity: Get Latest News Today

Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares0.25

Short Percent Of Float0.25

Shares Outstanding9.66M

Shares Float9.65M

Shares Short23.83K

Short Ratio0.67

0.25%

Short % of Float

0.25%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

0.12% Percentage of Shares held by All Insiders

3.94% Percentage of Shares held by All Institutions

3.95% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 3.94% of CTRM shares are held by financial institutions. JANE STREET GROUP, LLC is the top corporate investor, holding 0 shares valued at -. A 0% stake in Castor Maritime Inc. is owned by the company. MORGAN STANLEY owns 254 shares valued at $470.00, which translates its holding of 0% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2026	JANE STREET GROUP, LLC	0%	0	-	-17.9K	-100.00%
Mar 31, 2026	MORGAN STANLEY	0%	254	470	-5	-1.93%
Mar 31, 2026	APRIEM ADVISORS	0.2%	19K	35.15K	0	0
Mar 31, 2026	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	19	0	0
Mar 31, 2026	GOLDMAN SACHS GROUP INC	0.22%	21.08K	39K	-7.83K	-27.08%
Mar 31, 2026	GILL CAPITAL PARTNERS, LLC	0%	6	11	6	+100.00%
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	101	187	-15	-12.93%
Mar 31, 2026	GROUP ONE TRADING, L.P.	0.01%	671	1.24K	-2.02K	-75.06%
Mar 31, 2026	FARTHER FINANCE ADVISORS, LLC	0%	15	27	15	+100.00%
Mar 31, 2026	UBS GROUP AG	0.02%	2.23K	4.12K	1.49K	+202.58%
Mar 31, 2026	SIMPLEX TRADING, LLC	0.06%	5.88K	10.87K	3.24K	+122.40%
Mar 31, 2026	JONES FINANCIAL COMPANIES LLLP	0%	0	-	-6	-100.00%
Mar 31, 2026	GARTON & ASSOCIATES FINANCIAL ADVISORS LLC	0%	0	-	-2K	-100.00%
Mar 31, 2026	ROBINSWOOD FINANCIAL LLC	0%	15	27	0	0
Mar 31, 2026	CITADEL ADVISORS LLC	0%	0	-	-73.36K	-100.00%
Mar 31, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-36.42K	-100.00%
Mar 31, 2026	TWO SIGMA SECURITIES, LLC	0%	0	-	-17.3K	-100.00%
Mar 31, 2026	PARALLEL ADVISORS, LLC	0%	10	19	0	0
Mar 31, 2026	CENTIVA CAPITAL, LP	0.11%	11.09K	20.52K	11.09K	+100.00%
Mar 31, 2026	RENAISSANCE TECHNOLOGIES LLC	0.76%	73.87K	136.66K	33.3K	+82.08%
Mar 31, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-122	-100.00%
Mar 31, 2026	CAPE INVESTMENT ADVISORY, INC.	0%	0	-	-4	-100.00%
Mar 31, 2026	TOWERVIEW LLC	2.48%	240K	444K	0	0
Mar 31, 2026		0%	0	-	-2K	-100.00%
Mar 31, 2026	NAVALIGN, LLC	0%	0	-	-1	-100.00%
Mar 31, 2026	VIRTU FINANCIAL LLC	0%	0	-	-11.85K	-100.00%
Mar 31, 2026	RUSSELL INVESTMENTS GROUP, LTD.	0%	1	2	0	0
Mar 31, 2026	CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD	0%	4	7	4	+100.00%
Mar 31, 2026	WOLFF WIESE MAGANA LLC	0%	20	37	0	0
Mar 31, 2026	ALLWORTH FINANCIAL LP	0%	20	37	0	0
Dec 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	122	253	122	+100.00%
Dec 31, 2025	GOLDMAN SACHS GROUP INC	0.3%	28.91K	59.85K	63	+0.22%
Dec 31, 2025	LARSON FINANCIAL GROUP LLC	0%	0	-	-240	-100.00%
Dec 31, 2025	APRIEM ADVISORS	0.2%	19K	39.33K	0	0
Dec 31, 2025	NAVALIGN, LLC	0%	1	2	1	+100.00%
Dec 31, 2025	JONES FINANCIAL COMPANIES LLLP	0%	6	12	6	+100.00%
Dec 31, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	21	0	0
Dec 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.38%	36.42K	75.39K	21.08K	+137.50%
Dec 31, 2025	FOUNDERS CAPITAL MANAGEMENT	0%	0	-	-2.8K	-100.00%
Dec 31, 2025	RUSSELL INVESTMENTS GROUP, LTD.	0%	1	2	1	+100.00%
Dec 31, 2025	SIMPLEX TRADING, LLC	0.03%	2.64K	5.47K	-10.83K	-80.38%
Dec 31, 2025	GROUP ONE TRADING, L.P.	0.03%	2.69K	5.57K	100	+3.86%
Dec 31, 2025	VIRTU FINANCIAL LLC	0.12%	11.85K	25K	11.85K	+100.00%
Dec 31, 2025	TWO SIGMA SECURITIES, LLC	0.18%	17.3K	35.81K	17.3K	+100.00%
Dec 31, 2025	JANE STREET GROUP, LLC	0.19%	17.9K	37.05K	17.9K	+100.00%
Dec 31, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	8	0	0
Dec 31, 2025	PARALLEL ADVISORS, LLC	0%	10	21	0	0
Dec 31, 2025	WOLFF WIESE MAGANA LLC	0%	20	42	0	0
Dec 31, 2025	MORGAN STANLEY	0%	259	536	-8.81K	-97.14%
Dec 31, 2025	UBS GROUP AG	0.01%	736	1.52K	685	+1,343.14%
Dec 31, 2025		0.02%	2K	4.14K	2K	+100.00%
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.42%	40.57K	83.98K	-2.1K	-4.92%
Dec 31, 2025	CITADEL ADVISORS LLC	0.76%	73.36K	151.85K	73.36K	+100.00%
Dec 31, 2025	ALLWORTH FINANCIAL LP	0%	20	42	0	0
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	116	240	0	0
Dec 31, 2025	TOWERVIEW LLC	2.48%	240K	496.8K	0	0
Dec 31, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	0	-	-20	-100.00%
Sep 30, 2025	GROUP ONE TRADING, L.P.	0.03%	2.59K	5.39K	217	+9.14%
Sep 30, 2025	FOUNDERS CAPITAL MANAGEMENT	0.03%	2.8K	5.82K	0	0
Sep 30, 2025	MORGAN STANLEY	0.09%	9.06K	18.85K	-3.4K	-27.29%
Sep 30, 2025	APRIEM ADVISORS	0.2%	19K	39.52K	0	0
Sep 30, 2025	TOWERVIEW LLC	2.48%	240K	499.2K	0	0
Sep 30, 2025	UBS GROUP AG	0%	51	106	51	+100.00%
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	116	241	-1	-0.85%
Sep 30, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	21	0	0
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.44%	42.67K	88.75K	2K	+4.92%
Sep 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-11.5K	-100.00%
Sep 30, 2025	CITADEL ADVISORS LLC	0%	0	-	-13.9K	-100.00%
Sep 30, 2025	GOLDMAN SACHS GROUP INC	0.3%	28.85K	60K	-706	-2.39%
Sep 30, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	8	0	0
Sep 30, 2025	SIMPLEX TRADING, LLC	0.14%	13.47K	28K	1.78K	+15.25%
Sep 30, 2025	PARALLEL ADVISORS, LLC	0%	10	21	0	0
Sep 30, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	20	42	0	0
Sep 30, 2025	ALLWORTH FINANCIAL LP	0%	20	42	0	0
Sep 30, 2025	WOLFF WIESE MAGANA LLC	0%	20	42	0	0
Sep 30, 2025	WOLVERINE TRADING, LLC	0%	0	-	-10.1K	-100.00%
Sep 30, 2025	LARSON FINANCIAL GROUP LLC	0%	240	499	240	+100.00%
Jun 30, 2025	WOLVERINE TRADING, LLC	0.1%	10.1K	21.72K	-700	-6.48%
Jun 30, 2025	PARALLEL ADVISORS, LLC	0%	10	21	10	+100.00%
Jun 30, 2025	TOWERVIEW LLC	2.48%	240K	513.36K	0	0
Jun 30, 2025	GOLDMAN SACHS GROUP INC	0.31%	29.55K	63.22K	2.95K	+11.11%
Jun 30, 2025	APRIEM ADVISORS	0.2%	19K	40.64K	0	0
Jun 30, 2025	CITADEL ADVISORS LLC	0.14%	13.9K	29.33K	-4.6K	-24.86%
Jun 30, 2025	SIMPLEX TRADING, LLC	0.12%	11.69K	25K	-1.53K	-11.60%
Jun 30, 2025	GROUP ONE TRADING, L.P.	0.02%	2.37K	5.01K	-317	-11.78%
Jun 30, 2025	IRON HORSE WEALTH MANAGEMENT, LLC	0%	11	24	11	+100.00%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	0	-	-6	-100.00%
Jun 30, 2025	UBS GROUP AG	0%	0	-	-4.73K	-100.00%
Jun 30, 2025	SQUAREPOINT OPS LLC	0%	0	-	-23.29K	-100.00%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.42%	40.67K	86.99K	1K	+2.52%
Jun 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.12%	11.5K	24.27K	0	0
Jun 30, 2025	MORGAN STANLEY	0.13%	12.47K	26.67K	5.67K	+83.54%
Jun 30, 2025		0%	117	250	0	0
Jun 30, 2025	FOUNDERS CAPITAL MANAGEMENT	0.03%	2.8K	5.99K	0	0
Jun 30, 2025	WOLFF WIESE MAGANA LLC	0%	20	43	0	0
Jun 30, 2025	ALLWORTH FINANCIAL LP	0%	20	43	20	+100.00%
Jun 30, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	20	43	0	0
Jun 30, 2025	SBI SECURITIES CO., LTD.	0%	117	250	0	0
Jun 30, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	21	10	+100.00%
Jun 30, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	9	0	0
Mar 31, 2025	FOUNDERS CAPITAL MANAGEMENT	0.03%	2.8K	6.38K	0	0
Mar 31, 2025	UBS GROUP AG	0.05%	4.73K	10.77K	-4.55K	-49.05%
Mar 31, 2025	MORGAN STANLEY	0.07%	6.79K	15.49K	304	+4.69%
Mar 31, 2025	SIMPLEX TRADING, LLC	0.14%	13.22K	30K	13.22K	+100.00%
Mar 31, 2025	APRIEM ADVISORS	0.2%	19K	43.32K	0	0
Mar 31, 2025	SQUAREPOINT OPS LLC	0.24%	23.29K	53.11K	-5.08K	-17.91%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.41%	39.67K	90.45K	0	0
Mar 31, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	9	0	0
Mar 31, 2025	WOLVERINE TRADING, LLC	0.11%	10.8K	25.6K	10.8K	+100.00%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.12%	11.5K	26.22K	11.5K	+100.00%
Mar 31, 2025	CITADEL ADVISORS LLC	0.19%	18.5K	42.18K	18.5K	+100.00%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	0.28%	26.6K	60.65K	4.59K	+20.83%
Mar 31, 2025	TOWERVIEW LLC	2.48%	240K	547.2K	0	0
Mar 31, 2025	JPMORGAN CHASE & CO	0%	6	14	-12	-66.67%
Mar 31, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	20	46	0	0
Mar 31, 2025	WOLFF WIESE MAGANA LLC	0%	20	46	0	0
Mar 31, 2025	GLOBAL WEALTH STRATEGIES & ASSOCIATES	0%	0	-	-40	-100.00%
Mar 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-1	-100.00%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-3.14K	-100.00%
Mar 31, 2025		0%	117	267	4	+3.54%
Mar 31, 2025	GROUP ONE TRADING, L.P.	0.03%	2.69K	6.14K	2.69K	+100.00%
Mar 31, 2021	OPTIMUM INVESTMENT ADVISORS	0%	500	-	500	+100.00%
Mar 31, 2021	CAPTRUST FINANCIAL ADVISORS	0.02%	2K	2K	2K	+100.00%
Mar 31, 2021	CUBIST SYSTEMATIC STRATEGIES, LLC	0.21%	25.5K	19K	25.5K	+100.00%
Mar 31, 2021	TRITON WEALTH MANAGEMENT, PLLC	0.53%	64.3K	38K	64.3K	+100.00%
Mar 31, 2021	SQUAREPOINT OPS LLC	1.27%	155.06K	118K	155.06K	+100.00%
Mar 31, 2021	HRT FINANCIAL LP	1.79%	218.45K	166K	202.73K	+1,288.86%
Mar 31, 2021	WELLS FARGO & COMPANY/MN	0.03%	4K	3K	4K	+100.00%
Mar 31, 2021	CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.	0.18%	22.6K	17K	22.6K	+100.00%
Mar 31, 2021	STRATEGIC WEALTH INVESTMENT GROUP, LLC	0.2%	25K	19K	25K	+100.00%
Mar 31, 2021	BARCLAYS PLC	1.82%	222.5K	169K	0	0
Mar 31, 2021	MARSHALL WACE, LLP	2.09%	256.17K	195K	256.17K	+100.00%
Mar 31, 2021	GEODE CAPITAL MANAGEMENT, LLC	3.76%	459.57K	349K	0	0
Mar 31, 2021	STATE STREET CORP	4.9%	600K	457K	600K	+100.00%
Mar 31, 2021	MORGAN STANLEY	2.34%	286.18K	218K	182K	+174.70%
Mar 31, 2021	TWO SIGMA SECURITIES, LLC	0%	0	-	-28.17K	-100.00%
Mar 31, 2021	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-52.96K	-100.00%
Mar 31, 2021	BERGANKDV WEALTH MANAGEMENT, LLC	0%	100	-	100	+100.00%
Mar 31, 2021	CLEARSTEAD ADVISORS, LLC	0%	1K	1K	1K	+100.00%
Mar 31, 2021	WOLFF WIESE MAGANA LLC	0.02%	2K	2K	2K	+100.00%
Mar 31, 2021	PASADENA PRIVATE WEALTH, LLC	0.11%	13K	10K	13K	+100.00%
Mar 31, 2021	TWO SIGMA ADVISERS, LP	0%	0	-	-266K	-100.00%
Mar 31, 2021	BANK OF AMERICA CORP /DE/	0%	2	-	2	+100.00%
Mar 31, 2021	MCF ADVISORS LLC	0%	100	-	100	+100.00%
Mar 31, 2021	BANQUE CANTONALE VAUDOISE	0.02%	3K	2K	3K	+100.00%
Mar 31, 2021	VALEO FINANCIAL ADVISORS, LLC	0.02%	3K	2K	3K	+100.00%
Mar 31, 2021	MERCER GLOBAL ADVISORS INC /ADV	0.16%	20K	15K	20K	+100.00%
Mar 31, 2021	QUBE RESEARCH & TECHNOLOGIES LTD	0.2%	24.99K	19K	24.99K	+100.00%
Mar 31, 2021	VIRTU FINANCIAL LLC	6.3%	770.56K	586K	471.51K	+157.67%
Mar 31, 2021	RENAISSANCE TECHNOLOGIES LLC	55.56%	6.8M	5.17M	6.32M	+1,316.35%
Mar 31, 2021	GRIFFIN ASSET MANAGEMENT, INC.	0.17%	20.81K	16K	20.81K	+100.00%
Mar 31, 2021	JANE STREET GROUP, LLC	0.19%	23.52K	18K	23.52K	+100.00%
Mar 31, 2021	COMPAGNIE LOMBARD ODIER SCMA	0.19%	23.7K	18K	23.7K	+100.00%
Mar 31, 2021	ROYAL BANK OF CANADA	0%	0	-	-10K	-100.00%
Mar 31, 2021	CITADEL ADVISORS LLC	0%	0	-	-408.03K	-100.00%
Mar 31, 2021	TWO SIGMA INVESTMENTS, LP	0%	0	-	-31.19K	-100.00%
Mar 31, 2021	CREDIT SUISSE AG/	0%	0	-	-10K	-100.00%
Mar 31, 2021	CONCOURSE FINANCIAL GROUP SECURITIES, INC.	0%	0	-	0	0
Mar 31, 2021	UBS GROUP AG	0.07%	8.87K	7K	8.87K	+100.00%
Mar 31, 2021	ADVISOR GROUP HOLDINGS, INC.	0.08%	9.66K	7K	9.66K	+100.00%
Mar 31, 2021	PURUS WEALTH MANAGEMENT, LLC	0.08%	10K	8K	10K	+100.00%
Mar 31, 2021	SCOTIA CAPITAL INC.	0.08%	10K	8K	10K	+100.00%
Mar 31, 2021	ENVESTNET ASSET MANAGEMENT INC	0.12%	14.16K	11K	14.16K	+100.00%
Mar 31, 2021	VIRTUE CAPITAL MANAGEMENT, LLC	0.12%	15K	11K	15K	+100.00%
Mar 31, 2021	BANK OF MONTREAL /CAN/	0.13%	16K	8K	16K	+100.00%
Mar 31, 2021	SABBY MANAGEMENT, LLC	0%	0	-	-2.85M	-100.00%
Mar 31, 2021	DFPG INVESTMENTS, LLC	0%	0	-	-15K	-100.00%
Mar 31, 2021	ANSON FUNDS MANAGEMENT LP	0%	0	-	-4.94M	-100.00%
Mar 31, 2021	CARMICHAEL HILL & ASSOCIATES, INC.	0%	200	-	200	+100.00%
Mar 31, 2021	GPS WEALTH STRATEGIES GROUP, LLC	0%	275	-	275	+100.00%
Mar 31, 2021	FOCUSED WEALTH MANAGEMENT, INC	0%	500	-	500	+100.00%

Frequently Asked Questions

Stock Outstanding Shares

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares0.25

Short Percent Of Float0.25

Shares Outstanding9.66M

Shares Float9.65M

Shares Short23.83K

Short Ratio0.67

0.25%

Short % of Float

0.25%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

0.12% Percentage of Shares held by All Insiders

3.94% Percentage of Shares held by All Institutions

3.95% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Mar 31, 2026	JANE STREET GROUP, LLC	0%	0	-	-17.9K	-100.00%
Mar 31, 2026	MORGAN STANLEY	0%	254	470	-5	-1.93%
Mar 31, 2026	APRIEM ADVISORS	0.2%	19K	35.15K	0	0
Mar 31, 2026	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	19	0	0
Mar 31, 2026	GOLDMAN SACHS GROUP INC	0.22%	21.08K	39K	-7.83K	-27.08%
Mar 31, 2026	GILL CAPITAL PARTNERS, LLC	0%	6	11	6	+100.00%
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	101	187	-15	-12.93%
Mar 31, 2026	GROUP ONE TRADING, L.P.	0.01%	671	1.24K	-2.02K	-75.06%
Mar 31, 2026	FARTHER FINANCE ADVISORS, LLC	0%	15	27	15	+100.00%
Mar 31, 2026	UBS GROUP AG	0.02%	2.23K	4.12K	1.49K	+202.58%
Mar 31, 2026	SIMPLEX TRADING, LLC	0.06%	5.88K	10.87K	3.24K	+122.40%
Mar 31, 2026	JONES FINANCIAL COMPANIES LLLP	0%	0	-	-6	-100.00%
Mar 31, 2026	GARTON & ASSOCIATES FINANCIAL ADVISORS LLC	0%	0	-	-2K	-100.00%
Mar 31, 2026	ROBINSWOOD FINANCIAL LLC	0%	15	27	0	0
Mar 31, 2026	CITADEL ADVISORS LLC	0%	0	-	-73.36K	-100.00%
Mar 31, 2026	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-36.42K	-100.00%
Mar 31, 2026	TWO SIGMA SECURITIES, LLC	0%	0	-	-17.3K	-100.00%
Mar 31, 2026	PARALLEL ADVISORS, LLC	0%	10	19	0	0
Mar 31, 2026	CENTIVA CAPITAL, LP	0.11%	11.09K	20.52K	11.09K	+100.00%
Mar 31, 2026	RENAISSANCE TECHNOLOGIES LLC	0.76%	73.87K	136.66K	33.3K	+82.08%
Mar 31, 2026	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-122	-100.00%
Mar 31, 2026	CAPE INVESTMENT ADVISORY, INC.	0%	0	-	-4	-100.00%
Mar 31, 2026	TOWERVIEW LLC	2.48%	240K	444K	0	0
Mar 31, 2026		0%	0	-	-2K	-100.00%
Mar 31, 2026	NAVALIGN, LLC	0%	0	-	-1	-100.00%
Mar 31, 2026	VIRTU FINANCIAL LLC	0%	0	-	-11.85K	-100.00%
Mar 31, 2026	RUSSELL INVESTMENTS GROUP, LTD.	0%	1	2	0	0
Mar 31, 2026	CAITONG INTERNATIONAL ASSET MANAGEMENT CO., LTD	0%	4	7	4	+100.00%
Mar 31, 2026	WOLFF WIESE MAGANA LLC	0%	20	37	0	0
Mar 31, 2026	ALLWORTH FINANCIAL LP	0%	20	37	0	0
Dec 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	122	253	122	+100.00%
Dec 31, 2025	GOLDMAN SACHS GROUP INC	0.3%	28.91K	59.85K	63	+0.22%
Dec 31, 2025	LARSON FINANCIAL GROUP LLC	0%	0	-	-240	-100.00%
Dec 31, 2025	APRIEM ADVISORS	0.2%	19K	39.33K	0	0
Dec 31, 2025	NAVALIGN, LLC	0%	1	2	1	+100.00%
Dec 31, 2025	JONES FINANCIAL COMPANIES LLLP	0%	6	12	6	+100.00%
Dec 31, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	21	0	0
Dec 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.38%	36.42K	75.39K	21.08K	+137.50%
Dec 31, 2025	FOUNDERS CAPITAL MANAGEMENT	0%	0	-	-2.8K	-100.00%
Dec 31, 2025	RUSSELL INVESTMENTS GROUP, LTD.	0%	1	2	1	+100.00%
Dec 31, 2025	SIMPLEX TRADING, LLC	0.03%	2.64K	5.47K	-10.83K	-80.38%
Dec 31, 2025	GROUP ONE TRADING, L.P.	0.03%	2.69K	5.57K	100	+3.86%
Dec 31, 2025	VIRTU FINANCIAL LLC	0.12%	11.85K	25K	11.85K	+100.00%
Dec 31, 2025	TWO SIGMA SECURITIES, LLC	0.18%	17.3K	35.81K	17.3K	+100.00%
Dec 31, 2025	JANE STREET GROUP, LLC	0.19%	17.9K	37.05K	17.9K	+100.00%
Dec 31, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	8	0	0
Dec 31, 2025	PARALLEL ADVISORS, LLC	0%	10	21	0	0
Dec 31, 2025	WOLFF WIESE MAGANA LLC	0%	20	42	0	0
Dec 31, 2025	MORGAN STANLEY	0%	259	536	-8.81K	-97.14%
Dec 31, 2025	UBS GROUP AG	0.01%	736	1.52K	685	+1,343.14%
Dec 31, 2025		0.02%	2K	4.14K	2K	+100.00%
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.42%	40.57K	83.98K	-2.1K	-4.92%
Dec 31, 2025	CITADEL ADVISORS LLC	0.76%	73.36K	151.85K	73.36K	+100.00%
Dec 31, 2025	ALLWORTH FINANCIAL LP	0%	20	42	0	0
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	116	240	0	0
Dec 31, 2025	TOWERVIEW LLC	2.48%	240K	496.8K	0	0
Dec 31, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	0	-	-20	-100.00%
Sep 30, 2025	GROUP ONE TRADING, L.P.	0.03%	2.59K	5.39K	217	+9.14%
Sep 30, 2025	FOUNDERS CAPITAL MANAGEMENT	0.03%	2.8K	5.82K	0	0
Sep 30, 2025	MORGAN STANLEY	0.09%	9.06K	18.85K	-3.4K	-27.29%
Sep 30, 2025	APRIEM ADVISORS	0.2%	19K	39.52K	0	0
Sep 30, 2025	TOWERVIEW LLC	2.48%	240K	499.2K	0	0
Sep 30, 2025	UBS GROUP AG	0%	51	106	51	+100.00%
Sep 30, 2025	SBI SECURITIES CO., LTD.	0%	116	241	-1	-0.85%
Sep 30, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	21	0	0
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.44%	42.67K	88.75K	2K	+4.92%
Sep 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-11.5K	-100.00%
Sep 30, 2025	CITADEL ADVISORS LLC	0%	0	-	-13.9K	-100.00%
Sep 30, 2025	GOLDMAN SACHS GROUP INC	0.3%	28.85K	60K	-706	-2.39%
Sep 30, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	8	0	0
Sep 30, 2025	SIMPLEX TRADING, LLC	0.14%	13.47K	28K	1.78K	+15.25%
Sep 30, 2025	PARALLEL ADVISORS, LLC	0%	10	21	0	0
Sep 30, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	20	42	0	0
Sep 30, 2025	ALLWORTH FINANCIAL LP	0%	20	42	0	0
Sep 30, 2025	WOLFF WIESE MAGANA LLC	0%	20	42	0	0
Sep 30, 2025	WOLVERINE TRADING, LLC	0%	0	-	-10.1K	-100.00%
Sep 30, 2025	LARSON FINANCIAL GROUP LLC	0%	240	499	240	+100.00%
Jun 30, 2025	WOLVERINE TRADING, LLC	0.1%	10.1K	21.72K	-700	-6.48%
Jun 30, 2025	PARALLEL ADVISORS, LLC	0%	10	21	10	+100.00%
Jun 30, 2025	TOWERVIEW LLC	2.48%	240K	513.36K	0	0
Jun 30, 2025	GOLDMAN SACHS GROUP INC	0.31%	29.55K	63.22K	2.95K	+11.11%
Jun 30, 2025	APRIEM ADVISORS	0.2%	19K	40.64K	0	0
Jun 30, 2025	CITADEL ADVISORS LLC	0.14%	13.9K	29.33K	-4.6K	-24.86%
Jun 30, 2025	SIMPLEX TRADING, LLC	0.12%	11.69K	25K	-1.53K	-11.60%
Jun 30, 2025	GROUP ONE TRADING, L.P.	0.02%	2.37K	5.01K	-317	-11.78%
Jun 30, 2025	IRON HORSE WEALTH MANAGEMENT, LLC	0%	11	24	11	+100.00%
Jun 30, 2025	JPMORGAN CHASE & CO	0%	0	-	-6	-100.00%
Jun 30, 2025	UBS GROUP AG	0%	0	-	-4.73K	-100.00%
Jun 30, 2025	SQUAREPOINT OPS LLC	0%	0	-	-23.29K	-100.00%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.42%	40.67K	86.99K	1K	+2.52%
Jun 30, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.12%	11.5K	24.27K	0	0
Jun 30, 2025	MORGAN STANLEY	0.13%	12.47K	26.67K	5.67K	+83.54%
Jun 30, 2025		0%	117	250	0	0
Jun 30, 2025	FOUNDERS CAPITAL MANAGEMENT	0.03%	2.8K	5.99K	0	0
Jun 30, 2025	WOLFF WIESE MAGANA LLC	0%	20	43	0	0
Jun 30, 2025	ALLWORTH FINANCIAL LP	0%	20	43	20	+100.00%
Jun 30, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	20	43	0	0
Jun 30, 2025	SBI SECURITIES CO., LTD.	0%	117	250	0	0
Jun 30, 2025	FEDERATION DES CAISSES DESJARDINS DU QUEBEC	0%	10	21	10	+100.00%
Jun 30, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	9	0	0
Mar 31, 2025	FOUNDERS CAPITAL MANAGEMENT	0.03%	2.8K	6.38K	0	0
Mar 31, 2025	UBS GROUP AG	0.05%	4.73K	10.77K	-4.55K	-49.05%
Mar 31, 2025	MORGAN STANLEY	0.07%	6.79K	15.49K	304	+4.69%
Mar 31, 2025	SIMPLEX TRADING, LLC	0.14%	13.22K	30K	13.22K	+100.00%
Mar 31, 2025	APRIEM ADVISORS	0.2%	19K	43.32K	0	0
Mar 31, 2025	SQUAREPOINT OPS LLC	0.24%	23.29K	53.11K	-5.08K	-17.91%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.41%	39.67K	90.45K	0	0
Mar 31, 2025	CAPE INVESTMENT ADVISORY, INC.	0%	4	9	0	0
Mar 31, 2025	WOLVERINE TRADING, LLC	0.11%	10.8K	25.6K	10.8K	+100.00%
Mar 31, 2025	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0.12%	11.5K	26.22K	11.5K	+100.00%
Mar 31, 2025	CITADEL ADVISORS LLC	0.19%	18.5K	42.18K	18.5K	+100.00%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	0.28%	26.6K	60.65K	4.59K	+20.83%
Mar 31, 2025	TOWERVIEW LLC	2.48%	240K	547.2K	0	0
Mar 31, 2025	JPMORGAN CHASE & CO	0%	6	14	-12	-66.67%
Mar 31, 2025	STRATEGIC INVESTMENT SOLUTIONS, INC. /IL	0%	20	46	0	0
Mar 31, 2025	WOLFF WIESE MAGANA LLC	0%	20	46	0	0
Mar 31, 2025	GLOBAL WEALTH STRATEGIES & ASSOCIATES	0%	0	-	-40	-100.00%
Mar 31, 2025	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-1	-100.00%
Mar 31, 2025	TOWER RESEARCH CAPITAL LLC (TRC)	0%	0	-	-3.14K	-100.00%
Mar 31, 2025		0%	117	267	4	+3.54%
Mar 31, 2025	GROUP ONE TRADING, L.P.	0.03%	2.69K	6.14K	2.69K	+100.00%
Mar 31, 2021	OPTIMUM INVESTMENT ADVISORS	0%	500	-	500	+100.00%
Mar 31, 2021	CAPTRUST FINANCIAL ADVISORS	0.02%	2K	2K	2K	+100.00%
Mar 31, 2021	CUBIST SYSTEMATIC STRATEGIES, LLC	0.21%	25.5K	19K	25.5K	+100.00%
Mar 31, 2021	TRITON WEALTH MANAGEMENT, PLLC	0.53%	64.3K	38K	64.3K	+100.00%
Mar 31, 2021	SQUAREPOINT OPS LLC	1.27%	155.06K	118K	155.06K	+100.00%
Mar 31, 2021	HRT FINANCIAL LP	1.79%	218.45K	166K	202.73K	+1,288.86%
Mar 31, 2021	WELLS FARGO & COMPANY/MN	0.03%	4K	3K	4K	+100.00%
Mar 31, 2021	CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC.	0.18%	22.6K	17K	22.6K	+100.00%
Mar 31, 2021	STRATEGIC WEALTH INVESTMENT GROUP, LLC	0.2%	25K	19K	25K	+100.00%
Mar 31, 2021	BARCLAYS PLC	1.82%	222.5K	169K	0	0
Mar 31, 2021	MARSHALL WACE, LLP	2.09%	256.17K	195K	256.17K	+100.00%
Mar 31, 2021	GEODE CAPITAL MANAGEMENT, LLC	3.76%	459.57K	349K	0	0
Mar 31, 2021	STATE STREET CORP	4.9%	600K	457K	600K	+100.00%
Mar 31, 2021	MORGAN STANLEY	2.34%	286.18K	218K	182K	+174.70%
Mar 31, 2021	TWO SIGMA SECURITIES, LLC	0%	0	-	-28.17K	-100.00%
Mar 31, 2021	SUSQUEHANNA INTERNATIONAL GROUP, LLP	0%	0	-	-52.96K	-100.00%
Mar 31, 2021	BERGANKDV WEALTH MANAGEMENT, LLC	0%	100	-	100	+100.00%
Mar 31, 2021	CLEARSTEAD ADVISORS, LLC	0%	1K	1K	1K	+100.00%
Mar 31, 2021	WOLFF WIESE MAGANA LLC	0.02%	2K	2K	2K	+100.00%
Mar 31, 2021	PASADENA PRIVATE WEALTH, LLC	0.11%	13K	10K	13K	+100.00%
Mar 31, 2021	TWO SIGMA ADVISERS, LP	0%	0	-	-266K	-100.00%
Mar 31, 2021	BANK OF AMERICA CORP /DE/	0%	2	-	2	+100.00%
Mar 31, 2021	MCF ADVISORS LLC	0%	100	-	100	+100.00%
Mar 31, 2021	BANQUE CANTONALE VAUDOISE	0.02%	3K	2K	3K	+100.00%
Mar 31, 2021	VALEO FINANCIAL ADVISORS, LLC	0.02%	3K	2K	3K	+100.00%
Mar 31, 2021	MERCER GLOBAL ADVISORS INC /ADV	0.16%	20K	15K	20K	+100.00%
Mar 31, 2021	QUBE RESEARCH & TECHNOLOGIES LTD	0.2%	24.99K	19K	24.99K	+100.00%
Mar 31, 2021	VIRTU FINANCIAL LLC	6.3%	770.56K	586K	471.51K	+157.67%
Mar 31, 2021	RENAISSANCE TECHNOLOGIES LLC	55.56%	6.8M	5.17M	6.32M	+1,316.35%
Mar 31, 2021	GRIFFIN ASSET MANAGEMENT, INC.	0.17%	20.81K	16K	20.81K	+100.00%
Mar 31, 2021	JANE STREET GROUP, LLC	0.19%	23.52K	18K	23.52K	+100.00%
Mar 31, 2021	COMPAGNIE LOMBARD ODIER SCMA	0.19%	23.7K	18K	23.7K	+100.00%
Mar 31, 2021	ROYAL BANK OF CANADA	0%	0	-	-10K	-100.00%
Mar 31, 2021	CITADEL ADVISORS LLC	0%	0	-	-408.03K	-100.00%
Mar 31, 2021	TWO SIGMA INVESTMENTS, LP	0%	0	-	-31.19K	-100.00%
Mar 31, 2021	CREDIT SUISSE AG/	0%	0	-	-10K	-100.00%
Mar 31, 2021	CONCOURSE FINANCIAL GROUP SECURITIES, INC.	0%	0	-	0	0
Mar 31, 2021	UBS GROUP AG	0.07%	8.87K	7K	8.87K	+100.00%
Mar 31, 2021	ADVISOR GROUP HOLDINGS, INC.	0.08%	9.66K	7K	9.66K	+100.00%
Mar 31, 2021	PURUS WEALTH MANAGEMENT, LLC	0.08%	10K	8K	10K	+100.00%
Mar 31, 2021	SCOTIA CAPITAL INC.	0.08%	10K	8K	10K	+100.00%
Mar 31, 2021	ENVESTNET ASSET MANAGEMENT INC	0.12%	14.16K	11K	14.16K	+100.00%
Mar 31, 2021	VIRTUE CAPITAL MANAGEMENT, LLC	0.12%	15K	11K	15K	+100.00%
Mar 31, 2021	BANK OF MONTREAL /CAN/	0.13%	16K	8K	16K	+100.00%
Mar 31, 2021	SABBY MANAGEMENT, LLC	0%	0	-	-2.85M	-100.00%
Mar 31, 2021	DFPG INVESTMENTS, LLC	0%	0	-	-15K	-100.00%
Mar 31, 2021	ANSON FUNDS MANAGEMENT LP	0%	0	-	-4.94M	-100.00%
Mar 31, 2021	CARMICHAEL HILL & ASSOCIATES, INC.	0%	200	-	200	+100.00%
Mar 31, 2021	GPS WEALTH STRATEGIES GROUP, LLC	0%	275	-	275	+100.00%
Mar 31, 2021	FOCUSED WEALTH MANAGEMENT, INC	0%	500	-	500	+100.00%

CTRM Stock Ownership Breakdown

Castor Maritime

Stock Outstanding Shares

Market Insider

Institutional Ownership

Frequently Asked Questions

Stock Outstanding Shares

Market Insider

Institutional Ownership

Frequently Asked Questions