How many institutions own MRX 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 MRX shares is 255, representing 69.61% of the company's common stock.

Who are the major shareholders selling Marex Group plc Ordinary Shares stock?

PRINCIPAL FINANCIAL GROUP INC, in the last quarter, reduced its stake in MRX by -64.4% restricting it's holding to 240.43 thousand shares of worth nearly $9.22M. RENAISSANCE TECHNOLOGIES LLC also lessened -57.12% of the MRX shares from its portfolio, reducing its holding to 220.79 thousand shares of worth $8.47M. JPMORGAN CHASE & CO also shunned MRX shares holding by -70% last quarter which brought its holding to 223.49 thousand shares worth $8.57M.

Investors who are buying MRX stock?

As per its latest 13F filing, GLOBEFLEX CAPITAL L P increased its stake in MRX by 2.83% in the last quarter. The institutional holder raised its holding to 215.61 thousand shares having worth more than $8.27M. SEI INVESTMENTS CO also added 0.49% more shares of MRX to its portfolio, raising its holding to 351.58 thousand shares of worth $13.49M. NUVEEN, LLC also increased its MRX shares holding by 4.17% which brought its holding to 381.01 thousand shares worth $14.62M.

MRX's major insiders: who are they?

The insider with the most stakes in MRX is Van Den Born Simon , President at the company. Additionally, MRX stock is highly held by See Remarks Tonucci Paolo and President PRYGOCKI MARK A SR among others.

Did an insider recently sell MRX stock?

Company executives, directors, and other insiders own 24.78% percent of Marex Group plc Ordinary Shares's stock. Within the last six months, there have been 3 transaction(s) in which MRX insiders have sold stock, totaling 13.47K shares. Insiders that have sold shares include TONUCCI PAOLO, VAN DEN BORN SIMON, and TEXIER THOMAS.

Which insider recently purchased MRX stock?

There have been 0 transaction(s) during the past 6-months in which Marex Group plc Ordinary Shares insiders have bought stock, totalling 0 shares

How much of MRX does insiders own?

Around 3.13M Marex Group plc Ordinary Shares shares are held by insiders, which represents about 24.78% of MRX stock.

Who is the insider with the largest stake?

MRX President, Van Den Born Simon holds the largest portfolio of the company's shares. MRX shares owned by Van total nearly 1.52 million.

Which institution holds the most shares in MRX?

PRINCIPAL FINANCIAL GROUP INC is the largest institutional owner in MRX which holds 240.43 thousand shares worth $9.22M or 0.34% of the total MRX shares outstanding followed by GLOBEFLEX CAPITAL L P with ownership of 215.61 thousand shares representing 0.3% of the MRX ownership. RENAISSANCE TECHNOLOGIES LLC is the third largest stakeholder with 220.79 thousand shares or 0.31% of the ownership worth more than $8.47M.

Is Marex Group plc Ordinary Shares 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 MRX is concerned, it is a stock which is optionable.

Is there a short position on MRX's shares?

Number of MRX shares short is 2.46M. 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 MRX shares are there?

As of today, 71.70M shares of MRX are outstanding.

Is there many float in MRX 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, MRX has 51.42M shares in float.

MRX 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 MRX is 4.28.

Marex Group Ordinary Shares (MRX) 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 Shares3.44

Short Percent Of Float7.56

Shares Outstanding71.70M

Shares Float51.42M

Shares Short2.46M

Short Ratio4.28

7.56%

Short % of Float

3.44%

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

24.78% Percentage of Shares held by All Insiders

69.61% Percentage of Shares held by All Institutions

92.54% Percentage of Float held by Institutions

255

Number of Institutions Holding Shares

Institutional Ownership

About 69.61% of MRX shares are held by financial institutions. PRINCIPAL FINANCIAL GROUP INC is the top corporate investor, holding 240.43K shares valued at $9.22M. A 0.34% stake in Marex Group plc Ordinary Shares is owned by the company. GLOBEFLEX CAPITAL L P owns 215.61K shares valued at $8.27M, which translates its holding of 0.3% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Dec 31, 2025	PRINCIPAL FINANCIAL GROUP INC	0.34%	240.43K	9.22M	-434.95K	-64.40%
Dec 31, 2025	GLOBEFLEX CAPITAL L P	0.3%	215.61K	8.27M	5.94K	+2.83%
Dec 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.31%	220.79K	8.47M	-294.1K	-57.12%
Dec 31, 2025	JPMORGAN CHASE & CO	0.31%	223.49K	8.57M	-521.43K	-70.00%
Dec 31, 2025	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.44%	312.49K	11.99M	-12.01K	-3.70%
Dec 31, 2025	GOLDMAN SACHS GROUP INC	0.34%	244.62K	9.38M	-180.15K	-42.41%
Dec 31, 2025	SEVEN GRAND MANAGERS, LLC	0.35%	250K	9.59M	0	0
Dec 31, 2025	SEI INVESTMENTS CO	0.49%	351.58K	13.49M	1.71K	+0.49%
Dec 31, 2025	NUVEEN, LLC	0.53%	381.01K	14.62M	15.26K	+4.17%
Dec 31, 2025	VICTORY CAPITAL MANAGEMENT INC	0.94%	670.03K	25.7M	670.03K	+100.00%
Dec 31, 2025	TWO SIGMA ADVISERS, LP	0.95%	679.6K	26.07M	-124.3K	-15.46%
Dec 31, 2025	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	1.14%	814.73K	30.91M	-573	-0.07%
Dec 31, 2025	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	1.56%	1.11M	42.75M	40.15K	+3.74%
Dec 31, 2025	BLACKROCK, INC.	5.55%	3.97M	152.16M	250.85K	+6.75%
Dec 31, 2025	SAMLYN CAPITAL, LLC	1.6%	1.14M	43.8M	343.68K	+43.06%
Dec 31, 2025	GRANAHAN INVESTMENT MANAGEMENT, LLC	1.93%	1.38M	52.82M	322.04K	+30.53%
Dec 31, 2025	LORD, ABBETT & CO. LLC	0.32%	227.26K	8.72M	5.21K	+2.35%
Dec 31, 2025	NORTHERN TRUST CORP	0.39%	275.92K	10.58M	-31.01K	-10.10%
Dec 31, 2025	RUSSELL INVESTMENTS GROUP, LTD.	0.43%	310.45K	11.91M	76.34K	+32.61%
Dec 31, 2025	ALGERT GLOBAL LLC	0.44%	312.35K	11.98M	40.72K	+14.99%
Dec 31, 2025	GLENMEDE TRUST CO NA	0.46%	326.42K	12.52M	326.42K	+100.00%
Dec 31, 2025	VANGUARD GROUP INC	0.56%	399.96K	15.34M	-68.51K	-14.62%
Dec 31, 2025	PORTOLAN CAPITAL MANAGEMENT, LLC	0.59%	418.75K	16.06M	418.75K	+100.00%
Dec 31, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.59%	422.47K	16.21M	-251.77K	-37.34%
Dec 31, 2025	BANK OF NEW YORK MELLON CORP	0.61%	435.77K	16.72M	111.53K	+34.40%
Dec 31, 2025	PRAETORIAN PR LLC	0.7%	500K	19.18M	100K	+25.00%
Dec 31, 2025	WESTWOOD HOLDINGS GROUP INC	0.79%	564.24K	21.64M	-32.55K	-5.45%
Dec 31, 2025	WELLINGTON MANAGEMENT GROUP LLP	1.06%	759.84K	29.15M	301.76K	+65.88%
Dec 31, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	1.07%	763.46K	29.29M	-276.09K	-26.56%
Dec 31, 2025	STATE STREET CORP	1.18%	839.54K	32.2M	45.93K	+5.79%
Dec 31, 2025	AMERIPRISE FINANCIAL INC	1.2%	860.02K	32.99M	-13.35K	-1.53%
Dec 31, 2025	TWO SIGMA INVESTMENTS, LP	1.26%	903.12K	34.64M	-31.1K	-3.33%
Dec 31, 2025	ARTISAN PARTNERS LIMITED PARTNERSHIP	1.27%	904.96K	34.71M	367.95K	+68.52%
Dec 31, 2025	OPHIR ASSET MANAGEMENT PTY LTD	1.52%	1.09M	41.7M	1.09M	+100.00%
Dec 31, 2025	INVESCO LTD.	1.81%	1.29M	49.68M	82.26K	+6.78%
Dec 31, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.83%	1.31M	50.08M	-27.05K	-2.03%
Dec 31, 2025	FMR LLC	1.87%	1.33M	51.2M	578.41K	+76.47%
Dec 31, 2025	BALYASNY ASSET MANAGEMENT L.P.	1.95%	1.4M	53.57M	194.8K	+16.21%
Dec 31, 2025	PRICE T ROWE ASSOCIATES INC /MD/	2.17%	1.55M	59.41M	337.44K	+27.86%
Dec 31, 2025	ALLIANCEBERNSTEIN L.P.	2.45%	1.75M	67.14M	191.33K	+12.27%
Dec 31, 2025	GRANDEUR PEAK GLOBAL ADVISORS, LLC	2.49%	1.78M	68.27M	25.92K	+1.48%
Dec 31, 2025	LOOMIS SAYLES & CO L P	2.71%	1.94M	74.25M	148.74K	+8.32%
Dec 31, 2025	CAPITAL INTERNATIONAL INVESTORS	4.88%	3.49M	133.8M	0	0
Dec 31, 2025	BOSTON PARTNERS	0.07%	50.14K	1.92M	50.14K	+100.00%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0.4%	286.69K	11M	-103.34K	-26.50%
Dec 31, 2025		0.66%	474.77K	18.21M	474.77K	+100.00%
Dec 31, 2025	DEUTSCHE BANK AG\	0.7%	496.56K	19.05M	455.36K	+1,105.30%
Dec 31, 2025	MORGAN STANLEY	0.78%	554.49K	21.27M	-238.22K	-30.05%
Dec 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.99%	709.72K	27.23M	8.98K	+1.28%
Dec 31, 2025	THORNBURG INVESTMENT MANAGEMENT INC	1.54%	1.1M	42.28M	52.79K	+5.03%
Dec 31, 2025	ROYCE & ASSOCIATES LP	1.76%	1.26M	48.36M	-158.22K	-11.15%
Dec 31, 2025	JENNISON ASSOCIATES LLC	2.06%	1.48M	56.59M	21.48K	+1.48%
Dec 31, 2025	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	2.43%	1.74M	66.71M	1.37M	+371.96%
Dec 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0.35%	251.54K	9.65M	-213.88K	-45.95%
Dec 31, 2025	FEDERATED HERMES, INC.	0.1%	74.57K	2.86M	30.2K	+68.07%
Dec 31, 2025	FJ CAPITAL MANAGEMENT LLC	0.11%	81.2K	3.11M	-14.48K	-15.14%
Dec 31, 2025	MILLENNIUM MANAGEMENT LLC	0.12%	82.78K	3.18M	-252.83K	-75.33%
Dec 31, 2025	CALAMOS ADVISORS LLC	0.12%	83.21K	3.19M	83.21K	+100.00%
Dec 31, 2025	BARCLAYS PLC	0.12%	85.87K	3.29M	5.88K	+7.34%
Dec 31, 2025	CITADEL ADVISORS LLC	0.13%	90.06K	3.45B	-438.02K	-82.95%
Dec 31, 2025	MOODY NATIONAL BANK TRUST DIVISION	0.14%	98.23K	3.77M	23.75K	+31.88%
Dec 31, 2025	LEGAL & GENERAL GROUP PLC	0.14%	99.9K	3.83M	36.7K	+58.07%
Dec 31, 2025	MAREX GROUP PLC	0.14%	103.5K	3.97M	42.33K	+69.20%
Dec 31, 2025	FRANKLIN RESOURCES INC	0.08%	60.42K	2.32M	14.97K	+32.94%
Dec 31, 2025	MARINER, LLC	0.09%	62.19K	2.39M	39.57K	+174.97%
Dec 31, 2025	WELLS FARGO & COMPANY/MN	0.09%	63.9K	2.45M	25.49K	+66.37%
Dec 31, 2025	RHUMBLINE ADVISERS	0.09%	65.24K	2.5M	-5.92K	-8.32%
Dec 31, 2025	TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY	0.1%	72.5K	2.78M	33.26K	+84.78%
Dec 31, 2025	UBS GROUP AG	0.15%	110.09K	4.22M	-223.91K	-67.04%
Dec 31, 2025	MARSHALL WACE, LLP	0.16%	114.42K	4.39M	-542.16K	-82.57%
Dec 31, 2025	MOODY ALDRICH PARTNERS LLC	0.2%	141.14K	5.41M	28.84K	+25.68%
Dec 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.21%	147.49K	5.66M	-12.38K	-7.74%
Dec 31, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.21%	152.38K	5.85M	-200K	-56.76%
Dec 31, 2025	NEW YORK STATE COMMON RETIREMENT FUND	0.23%	163.28K	6.26M	75.62K	+86.27%
Dec 31, 2025	RENAISSANCE GROUP LLC	0.27%	194.68K	7.47M	-16.34K	-7.74%
Dec 31, 2025	SWEDBANK AB	0.3%	213.41K	8.19M	213.41K	+100.00%
Sep 30, 2025	ROBECO INSTITUTIONAL ASSET MANAGEMENT B.V.	0.18%	127.73K	4.29M	31.97K	+33.39%
Sep 30, 2025	ENGLE CAPITAL MANAGEMENT, L.P.	0.46%	330.12K	11.1M	-75.48K	-18.61%
Sep 30, 2025	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.45%	324.5K	10.91M	29.14K	+9.87%
Sep 30, 2025	BANK OF NEW YORK MELLON CORP	0.45%	324.24K	10.9M	62.29K	+23.78%
Sep 30, 2025	NORTHERN TRUST CORP	0.43%	306.93K	10.32M	125.46K	+69.14%
Sep 30, 2025	ALGERT GLOBAL LLC	0.38%	271.63K	9.13M	242.29K	+825.62%
Sep 30, 2025	JEFFERIES FINANCIAL GROUP INC.	1.4%	1M	33.62M	-38.97K	-3.75%
Sep 30, 2025	STATE STREET CORP	1.11%	793.6K	26.68M	382.51K	+93.05%
Sep 30, 2025	CITADEL ADVISORS LLC	0.74%	528.08K	17.75M	-451.49K	-46.09%
Sep 30, 2025	BURKEHILL GLOBAL MANAGEMENT, LP	0.7%	500K	16.81M	-100K	-16.67%
Sep 30, 2025	WELLINGTON MANAGEMENT GROUP LLP	0.64%	458.07K	15.4M	394.27K	+617.92%
Sep 30, 2025	GLENMEDE INVESTMENT MANAGEMENT, LP	0.48%	345.74K	11.62M	324K	+1,490.70%
Sep 30, 2025	MARSHALL WACE, LLP	0.92%	656.58K	22.07M	-603.73K	-47.90%
Sep 30, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.49%	352.38K	11.85M	40.41K	+12.95%
Sep 30, 2025	SAMLYN CAPITAL, LLC	1.12%	798.23K	26.84M	311.38K	+63.96%
Sep 30, 2025	TWO SIGMA ADVISERS, LP	1.13%	803.9K	27.03M	-111.2K	-12.15%
Sep 30, 2025	PRAETORIAN PR LLC	0.56%	400K	13.45M	400K	+100.00%
Sep 30, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.86%	1.33M	44.8M	253.86K	+23.53%
Sep 30, 2025	INVESCO LTD.	1.7%	1.21M	40.77M	-417.85K	-25.63%
Sep 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	1.7%	1.21M	40.72M	1.2M	+7,518.05%
Sep 30, 2025	BALYASNY ASSET MANAGEMENT L.P.	1.68%	1.2M	40.4M	677.7K	+129.36%
Sep 30, 2025	ROYCE & ASSOCIATES LP	1.99%	1.42M	47.7M	460K	+47.97%
Sep 30, 2025	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	1.5%	1.07M	36.11M	354.2K	+49.19%
Sep 30, 2025	TWO SIGMA INVESTMENTS, LP	1.31%	934.22K	31.41M	-124.9K	-11.79%
Sep 30, 2025	AMERIPRISE FINANCIAL INC	1.22%	873.38K	29.36M	21.07K	+2.47%
Sep 30, 2025	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	1.14%	815.31K	24.99M	118.47K	+17.00%
Sep 30, 2025	MORGAN STANLEY	1.11%	792.71K	26.65M	-485.15K	-37.97%
Sep 30, 2025	FMR LLC	1.06%	756.39K	25.43M	602.28K	+390.82%
Sep 30, 2025	JPMORGAN CHASE & CO	1.04%	744.92K	25.04M	-32.69K	-4.20%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.98%	700.75K	23.56M	256.47K	+57.73%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0.55%	390.03K	13.11M	-31.42K	-7.46%
Sep 30, 2025	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	0.52%	368.45K	12.39M	-442.34K	-54.56%
Sep 30, 2025	NUVEEN, LLC	0.51%	365.75K	12.3M	162.68K	+80.11%
Sep 30, 2025	ROYAL BANK OF CANADA	0.95%	675.41K	22.71M	42.42K	+6.70%
Sep 30, 2025	PRINCIPAL FINANCIAL GROUP INC	0.95%	675.39K	22.71M	-113.81K	-14.42%
Sep 30, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.94%	674.24K	22.67M	106.67K	+18.79%
Sep 30, 2025	MAN GROUP PLC	0.86%	615.44K	20.69M	615.44K	+100.00%
Sep 30, 2025	ARTISAN PARTNERS LIMITED PARTNERSHIP	0.75%	537K	18.05M	33.05K	+6.56%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.72%	514.89K	17.31M	93.8K	+22.28%
Sep 30, 2025	GOLDMAN SACHS GROUP INC	0.59%	424.77K	14.28M	28.62K	+7.22%
Sep 30, 2025	SEI INVESTMENTS CO	0.49%	349.88K	11.76M	54.14K	+18.31%
Sep 30, 2025	MILLENNIUM MANAGEMENT LLC	0.47%	335.61K	11.28M	-688.87K	-67.24%
Sep 30, 2025	UBS GROUP AG	0.47%	334K	11.23M	133.21K	+66.34%
Sep 30, 2025	BLACKROCK, INC.	5.2%	3.72M	124.92M	1.19M	+46.83%
Sep 30, 2025	CAPITAL INTERNATIONAL INVESTORS	4.88%	3.49M	117.27M	0	0
Sep 30, 2025	LOOMIS SAYLES & CO L P	2.5%	1.79M	60.07M	19.34K	+1.09%
Sep 30, 2025	SEVEN GRAND MANAGERS, LLC	0.35%	250K	8.41M	-196.37K	-43.99%
Sep 30, 2025	RUSSELL INVESTMENTS GROUP, LTD.	0.33%	234.11K	7.87M	16.63K	+7.65%
Sep 30, 2025	LORD, ABBETT & CO. LLC	0.31%	222.04K	7.47M	-55.73K	-20.06%
Sep 30, 2025	RENAISSANCE GROUP LLC	0.3%	211.02K	7.09M	15.61K	+7.99%
Sep 30, 2025	GLOBEFLEX CAPITAL L P	0.29%	209.67K	7.05M	209.67K	+100.00%
Sep 30, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.22%	159.87K	5.37M	79.65K	+99.28%
Sep 30, 2025	MOODY ALDRICH PARTNERS LLC	0.16%	112.3K	3.78M	-61.67K	-35.45%
Sep 30, 2025	JUMP FINANCIAL, LLC	0.15%	110.4K	3.71M	-134.96K	-55.01%
Sep 30, 2025	NEW YORK STATE COMMON RETIREMENT FUND	0.12%	87.66K	2.95M	20.62K	+30.76%
Sep 30, 2025	BARCLAYS PLC	0.11%	79.99K	2.69M	-342.15K	-81.05%
Sep 30, 2025	MOODY NATIONAL BANK TRUST DIVISION	0.1%	74.49K	2.5M	-75.46K	-50.32%
Sep 30, 2025	RHUMBLINE ADVISERS	0.1%	71.17K	2.39M	25.2K	+54.81%
Sep 30, 2025	ENVESTNET ASSET MANAGEMENT INC	0.1%	69.27K	2.33M	-737	-1.05%
Sep 30, 2025	LEGAL & GENERAL GROUP PLC	0.09%	63.2K	2.12M	2.23K	+3.65%
Sep 30, 2025	Y-INTERCEPT (HONG KONG) LTD	0.09%	61.36K	2.06M	41.1K	+202.97%
Sep 30, 2025	WINTON GROUP LTD	0.07%	53.3K	1.79M	-930	-1.71%
Sep 30, 2025	LOS ANGELES CAPITAL MANAGEMENT LLC	0.07%	50.32K	1.69M	28.98K	+135.74%
Sep 30, 2025	FRANKLIN RESOURCES INC	0.06%	45.45K	1.53M	34.78K	+326.04%
Sep 30, 2025	FEDERATED HERMES, INC.	0.06%	44.37K	1.49M	44.37K	+100.00%
Sep 30, 2025	DEUTSCHE BANK AG\	0.06%	41.2K	1.39M	21.16K	+105.57%
Sep 30, 2025	TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY	0.05%	39.23K	1.32M	39.23K	+100.00%
Sep 30, 2025	WELLS FARGO & COMPANY/MN	0.05%	38.41K	1.29M	-53.09K	-58.02%
Sep 30, 2025	METLIFE INVESTMENT MANAGEMENT, LLC	0.04%	31.58K	1.06M	12.37K	+64.38%
Sep 30, 2025	MACKENZIE FINANCIAL CORP	0.04%	28.89K	971.15K	18.05K	+166.65%
Sep 30, 2025	GRANDEUR PEAK GLOBAL ADVISORS, LLC	2.45%	1.75M	58.96M	264.51K	+17.76%
Sep 30, 2025	ALLIANCEBERNSTEIN L.P.	2.18%	1.56M	52.41M	219.87K	+16.42%
Sep 30, 2025	JENNISON ASSOCIATES LLC	2.03%	1.45M	48.88M	25.12K	+1.76%
Sep 30, 2025	GRANAHAN INVESTMENT MANAGEMENT, LLC	1.48%	1.05M	35.47M	-1.02M	-49.21%
Sep 30, 2025	THORNBURG INVESTMENT MANAGEMENT INC	1.47%	1.05M	35.28M	226.62K	+27.55%
Sep 30, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	1.45%	1.04M	34.95M	387.09K	+59.33%
Sep 30, 2025	WESTWOOD HOLDINGS GROUP INC	0.84%	596.79K	20.06M	63.09K	+11.82%
Sep 30, 2025	VANGUARD GROUP INC	0.66%	468.46K	15.75M	252.46K	+116.88%
Sep 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0.65%	465.41K	15.65M	66.86K	+16.77%
Sep 30, 2025	CUBIST SYSTEMATIC STRATEGIES, LLC	0.48%	342.57K	11.52M	5.85K	+1.74%
Jun 30, 2025	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	0.9%	720K	28.42M	420K	+140.00%
Jun 30, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.65%	523.89K	20.68M	523.89K	+100.00%
Jun 30, 2025	GRANDEUR PEAK GLOBAL ADVISORS, LLC	1.86%	1.49M	58.78M	194.13K	+14.99%
Jun 30, 2025	JENNISON ASSOCIATES LLC	1.78%	1.43M	56.39M	-136.55K	-8.72%
Jun 30, 2025	D. E. SHAW & CO., INC.	0.42%	337.19K	13.31B	337.19K	+100.00%
Jun 30, 2025	ALLIANCEBERNSTEIN L.P.	1.67%	1.34M	52.85B	1.34M	+100.00%
Jun 30, 2025	ARTISAN PARTNERS LIMITED PARTNERSHIP	0.63%	503.96K	19.89M	503.96K	+100.00%
Jun 30, 2025	GHISALLO CAPITAL MANAGEMENT LLC	0.28%	220.6K	8.71M	195.6K	+782.40%
Jun 30, 2025	FMR LLC	0.19%	154.11K	6.08B	154.11K	+100.00%
Jun 30, 2025	MOODY NATIONAL BANK TRUST DIVISION	0.19%	149.94K	5.92M	4.22K	+2.90%
Jun 30, 2025	STATE OF WISCONSIN INVESTMENT BOARD	0.18%	147.86K	5.84M	0	0
Jun 30, 2025	QUANTBOT TECHNOLOGIES LP	0.17%	136.95K	5.41M	82.55K	+151.75%
Jun 30, 2025	SOROS FUND MANAGEMENT LLC	0.16%	124.48K	4.91M	124.48K	+100.00%
Jun 30, 2025	TWINBEECH CAPITAL LP	0.15%	123.15K	4.86M	123.15K	+100.00%
Jun 30, 2025	LOOMIS SAYLES & CO L P	2.21%	1.77M	69.76M	313.41K	+21.55%
Jun 30, 2025	JPMORGAN CHASE & CO	0.97%	777.62K	30.69M	400.84K	+106.39%
Jun 30, 2025	DRIEHAUS CAPITAL MANAGEMENT LLC	0.94%	753.65K	29.75M	753.65K	+100.00%
Jun 30, 2025	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	0.87%	696.84K	27.3M	-14.54K	-2.04%
Jun 30, 2025	NORGES BANK	0.86%	687K	27.12M	687K	+100.00%
Jun 30, 2025	ROYAL BANK OF CANADA	0.79%	632.99K	24.98M	632.97K	+2,637,354.17%
Jun 30, 2025	VICTORY CAPITAL MANAGEMENT INC	0.77%	617.36K	24.37M	617.36K	+100.00%
Jun 30, 2025	WESTWOOD HOLDINGS GROUP INC	0.67%	533.7K	21.06M	533.7K	+100.00%
Jun 30, 2025	WCM INVESTMENT MANAGEMENT, LLC	0.56%	448.11K	17.93M	448.11K	+100.00%
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.55%	444.28K	17.54M	380.69K	+598.65%
Jun 30, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.71%	567.57K	22.4M	325.15K	+134.12%
Jun 30, 2025	JEFFERIES FINANCIAL GROUP INC.	1.3%	1.04M	41.01M	1.04M	+100.00%
Jun 30, 2025	TUDOR INVESTMENT CORP ET AL	0.54%	431.57K	17.03M	202.2K	+88.15%
Jun 30, 2025	CAPITAL INTERNATIONAL INVESTORS	4.35%	3.49M	137.68M	453.64K	+14.95%
Jun 30, 2025	CITADEL ADVISORS LLC	1.22%	979.57K	38.66B	808.55K	+472.75%
Jun 30, 2025	GOLDMAN SACHS GROUP INC	0.49%	396.15K	15.64B	-4.02K	-1.01%
Jun 30, 2025	BURKEHILL GLOBAL MANAGEMENT, LP	0.75%	600K	23.68M	600K	+100.00%
Jun 30, 2025	SAMLYN CAPITAL, LLC	0.61%	486.85K	19.22M	486.85K	+100.00%
Jun 30, 2025	MARSHALL WACE, LLP	1.57%	1.26M	49.74M	916.21K	+266.27%
Jun 30, 2025	MORGAN STANLEY	1.59%	1.28M	50.44B	276.84K	+27.66%
Jun 30, 2025	BANK OF NEW YORK MELLON CORP	0.33%	261.96K	10.34M	261.96K	+100.00%
Jun 30, 2025	ENGLE CAPITAL MANAGEMENT, L.P.	0.51%	405.6K	16.01M	315.46K	+349.97%
Jun 30, 2025	BLACKROCK, INC.	3.16%	2.53M	99.88M	1.74M	+218.81%
Jun 30, 2025	MONASHEE INVESTMENT MANAGEMENT LLC	0.11%	90K	3.55M	90K	+100.00%
Jun 30, 2025	POINT72 ASSET MANAGEMENT, L.P.	0.11%	90.69K	3.58M	44.89K	+98.02%
Jun 30, 2025	MOODY ALDRICH PARTNERS LLC	0.22%	173.97K	6.87M	50.67K	+41.09%
Jun 30, 2025	JUMP FINANCIAL, LLC	0.31%	245.36K	9.68M	237.06K	+2,856.17%
Jun 30, 2025	FORTRESS INVESTMENT GROUP LLC	0.5%	400K	15.79M	293.73K	+276.39%
Jun 30, 2025	SEVEN GRAND MANAGERS, LLC	0.56%	446.37K	17.62M	271.37K	+155.07%
Jun 30, 2025	ALYESKA INVESTMENT GROUP, L.P.	0.39%	311.97K	12.31M	311.97K	+100.00%
Jun 30, 2025	CUBIST SYSTEMATIC STRATEGIES, LLC	0.42%	336.72K	13.29M	143.94K	+74.66%
Jun 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0.5%	398.56K	15.73M	209.85K	+111.21%
Jun 30, 2025	STATE STREET CORP	0.51%	411.09K	16.23M	411.09K	+100.00%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0.53%	421.09K	16.62M	243.46K	+137.07%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0.53%	421.45K	16.63M	-38.98K	-8.47%
Jun 30, 2025	BARCLAYS PLC	0.53%	422.14K	16.66M	403.03K	+2,109.35%
Jun 30, 2025	ROYCE & ASSOCIATES LP	1.2%	958.93K	37.85M	-496.28K	-34.10%
Jun 30, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	0.81%	652.46K	25.75M	438.23K	+204.55%
Jun 30, 2025	LORD, ABBETT & CO. LLC	0.35%	277.78K	10.96M	-44.89K	-13.91%
Jun 30, 2025	MANUFACTURERS LIFE INSURANCE COMPANY, THE	0.37%	295.36K	11.66M	295.36K	+100.00%
Jun 30, 2025	SEI INVESTMENTS CO	0.37%	295.74K	11.67M	258.72K	+698.96%
Jun 30, 2025	PDT PARTNERS, LLC	0.1%	76.31K	3.01M	19.31K	+33.88%
Jun 30, 2025	RENAISSANCE GROUP LLC	0.24%	195.41K	7.71M	-44.09K	-18.41%
Jun 30, 2025	ENGINEERS GATE MANAGER LP	0.21%	164.93K	6.51M	136.24K	+474.93%
Jun 30, 2025		0.75%	600K	23.68M	600K	+100.00%
Jun 30, 2025	ROBECO INSTITUTIONAL ASSET MANAGEMENT B.V.	0.12%	95.75K	3.78M	95.75K	+100.00%
Jun 30, 2025	PORTOLAN CAPITAL MANAGEMENT, LLC	0.1%	83.76K	3.31M	-90.44K	-51.92%
Jun 30, 2025	ZIMMER PARTNERS, LP	0.37%	300K	11.84M	300K	+100.00%
Jun 30, 2025	GRANAHAN INVESTMENT MANAGEMENT, LLC	2.59%	2.08M	81.99M	-39.91K	-1.89%
Jun 30, 2025	INVESCO LTD.	2.03%	1.63M	64.36M	1.63M	+100.00%
Jun 30, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	1.35%	1.08M	42.57M	894.93K	+487.15%
Jun 30, 2025	TWO SIGMA INVESTMENTS, LP	1.32%	1.06M	41.8M	403.53K	+61.55%
Jun 30, 2025	MILLENNIUM MANAGEMENT LLC	1.28%	1.02M	40.44M	530.52K	+107.40%
Jun 30, 2025	TWO SIGMA ADVISERS, LP	1.14%	915.1K	36.12M	267.7K	+41.35%
Jun 30, 2025	AMERIPRISE FINANCIAL INC	1.06%	852.31K	33.64M	852.31K	+100.00%
Jun 30, 2025	THORNBURG INVESTMENT MANAGEMENT INC	1.03%	822.73K	32.47M	135.06K	+19.64%
Jun 30, 2025	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	1.01%	810.79K	32M	-865.57K	-51.63%
Jun 30, 2025	PRINCIPAL FINANCIAL GROUP INC	0.98%	789.2K	31.15M	335.22K	+73.84%
Mar 31, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	0.3%	214.24K	7.57M	147.38K	+220.42%
Mar 31, 2025	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0.64%	451.62K	15.95M	-259.2K	-36.46%
Mar 31, 2025	TWO SIGMA ADVISERS, LP	0.92%	647.4K	22.87M	221.6K	+52.04%
Mar 31, 2025	PORTOLAN CAPITAL MANAGEMENT, LLC	0.25%	174.2K	6.15M	-49.42K	-22.10%
Mar 31, 2025	GRANAHAN INVESTMENT MANAGEMENT, LLC	3.01%	2.12M	74.77M	-73.54K	-3.36%
Mar 31, 2025	TWO SIGMA INVESTMENTS, LP	0.93%	655.59K	23.16M	172.1K	+35.59%
Mar 31, 2025	BLACKROCK, INC.	1.13%	793.74K	28.03M	-71.28K	-8.24%
Mar 31, 2025	SPARTA 24 LTD.	1.39%	974.14K	34.41M	0	0
Mar 31, 2025	MORGAN STANLEY	1.42%	1M	35.36M	-9.89K	-0.98%
Mar 31, 2025	GRANDEUR PEAK GLOBAL ADVISORS, LLC	1.84%	1.3M	45.75M	208.71K	+19.21%
Mar 31, 2025	LOOMIS SAYLES & CO L P	2.07%	1.45M	51.36M	1.45M	+100.00%
Mar 31, 2025	ROYCE & ASSOCIATES LP	2.07%	1.46M	51.4M	6.12K	+0.42%
Mar 31, 2025	JENNISON ASSOCIATES LLC	2.23%	1.57M	55.28M	-498.56K	-24.16%
Mar 31, 2025	WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	2.38%	1.68M	59.21M	-828.37K	-33.07%
Mar 31, 2025	CITADEL ADVISORS LLC	0.24%	171.03K	6.04M	-140.55K	-45.11%
Mar 31, 2025	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	1.01%	711.37K	25.38M	-178.94K	-20.10%
Mar 31, 2025	SEVEN GRAND MANAGERS, LLC	0.25%	175K	6.18M	50K	+40.00%
Mar 31, 2025	PRINCIPAL FINANCIAL GROUP INC	0.65%	453.98K	16.03M	-29.52K	-6.11%
Mar 31, 2025	ENVESTNET ASSET MANAGEMENT INC	0.08%	58.95K	2.08M	25.37K	+75.54%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	0.09%	63.59K	2.25M	-4.32K	-6.36%
Mar 31, 2025	CANTOR FITZGERALD, L. P.	0.11%	75.65K	2.67M	0	0
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.25%	177.63K	6.27M	45.3K	+34.23%
Mar 31, 2025	ADAGE CAPITAL PARTNERS GP, L.L.C.	0.26%	183.71K	6.49M	-266.57K	-59.20%
Mar 31, 2025	LEGAL & GENERAL GROUP PLC	0.14%	101.38K	3.58M	4.5K	+4.64%
Mar 31, 2025	CUBIST SYSTEMATIC STRATEGIES, LLC	0.27%	192.78K	6.81M	87.74K	+83.53%
Mar 31, 2025	HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	0.43%	300K	10.6M	-100K	-25.00%
Mar 31, 2025	RUSSELL INVESTMENTS GROUP, LTD.	0.44%	306.63K	10.83M	39.39K	+14.74%
Mar 31, 2025	FORTRESS INVESTMENT GROUP LLC	0.15%	106.27K	3.75M	106.27K	+100.00%
Mar 31, 2025	MOODY ALDRICH PARTNERS LLC	0.18%	123.3K	4.35M	-1.84K	-1.47%
Mar 31, 2025	MOODY NATIONAL BANK TRUST DIVISION	0.21%	145.72K	5.15M	11.87K	+8.87%
Mar 31, 2025	STATE OF WISCONSIN INVESTMENT BOARD	0.21%	147.86K	5.22M	3.1K	+2.14%
Mar 31, 2025	BNP PARIBAS ARBITRAGE, SNC	0.27%	188.7K	6.66M	34.79K	+22.61%
Mar 31, 2025	LORD, ABBETT & CO. LLC	0.46%	322.67K	11.4M	153.54K	+90.78%
Mar 31, 2025	THORNBURG INVESTMENT MANAGEMENT INC	0.98%	687.67K	242.89M	687.67K	+100.00%
Mar 31, 2025	CAPITAL INTERNATIONAL INVESTORS	4.32%	3.03M	107.18M	437.01K	+16.82%
Mar 31, 2025	STATE OF TENNESSEE, TREASURY DEPARTMENT	0.19%	134.79K	4.76M	134.79K	+100.00%
Mar 31, 2025	AMUNDI	0.92%	646.77K	23.98M	47.54K	+7.93%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	0.57%	400.17K	14.13M	-86.15K	-17.71%
Mar 31, 2025	TUDOR INVESTMENT CORP ET AL	0.33%	229.38K	8.1M	163.18K	+246.50%
Mar 31, 2025	RENAISSANCE GROUP LLC	0.34%	239.5K	8.46M	156.11K	+187.20%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0.66%	460.44K	16.26M	-66.9K	-12.69%
Mar 31, 2025	MILLENNIUM MANAGEMENT LLC	0.7%	493.96K	17.45M	61.54K	+14.23%
Mar 31, 2025	CALAMOS ADVISORS LLC	0.12%	84.54K	2.99M	8.1K	+10.60%
Mar 31, 2025	ENGLE CAPITAL MANAGEMENT, L.P.	0.13%	90.14K	3.18M	90.14K	+100.00%
Mar 31, 2025	TREXQUANT INVESTMENT LP	0.14%	95.02K	3.36M	86.23K	+980.28%
Mar 31, 2025		0.2%	137.29K	4.85M	137.29K	+100.00%
Mar 31, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.34%	242.42K	8.56M	20.22K	+9.10%
Mar 31, 2025	WELLINGTON MANAGEMENT GROUP LLP	0.37%	263.1K	9.29M	141.72K	+116.76%
Mar 31, 2025	MARSHALL WACE, LLP	0.49%	344.1K	12.15M	-144.48K	-29.57%
Mar 31, 2025	JPMORGAN CHASE & CO	0.54%	376.77K	13.31M	92.14K	+32.37%

Insiders

Among the MRX insiders holding of 24.78% of the stake in company, VAN DEN BORN SIMON, President, holds the largest shares of 1.52M. TONUCCI PAOLO, See Remarks, is the second largest MRX insider with ownership of 1.36M shares. PRYGOCKI MARK A SR, President, stands third with possession of 281.62K shares of that stake.

Insiders	Designation	Shares Held
VAN DEN BORN SIMON	President	1.52M
TONUCCI PAOLO	See Remarks	1.36M
PRYGOCKI MARK A SR	President	281.62K
TEXIER THOMAS	Group Head of Clearing	242.66K
PETERSON RICHARD D	EVP, CFO & Corp Treasurer	217.19K
PIETRANGELO MICHAEL	director	17.92K
ALTSCHUL ARTHUR G JR	director	6.19K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Apr 13, 2026	TONUCCI PAOLO	SALE	52.36	4.08K	213.46K	1.36M
Apr 01, 2026	VAN DEN BORN SIMON	SALE	43.97	4.55K	200.24K	1.52M
Apr 01, 2026	TEXIER THOMAS	SALE	43.97	4.84K	212.75K	242.66K
Aug 23, 2012	PIETRANGELO MICHAEL	SALE	32.17	21K	675.64K	17.92K
Aug 17, 2012	PETERSON RICHARD D	SALE	32.87	11K	361.52K	217.19K
May 24, 2011	PIETRANGELO MICHAEL	SALE	36.79	10K	367.87K	9.02K
May 23, 2011	ALTSCHUL ARTHUR G JR	SALE	36.78	13.9K	511.25K	6.19K
May 20, 2011	ALTSCHUL ARTHUR G JR	SALE	37.04	7.1K	262.95K	6.19K
May 16, 2011	PRYGOCKI MARK A SR	SALE	36.76	67.59K	2.48M	281.62K
May 13, 2011	PETERSON RICHARD D	SALE	36.79	42.5K	1.56M	197.71K
May 13, 2011	PIETRANGELO MICHAEL	SALE	36.76	15K	551.43K	16.61K
Nov 30, 2010	ALTSCHUL ARTHUR G JR	SALE	26.44	5.68K	150.15K	3.78K
Aug 12, 2010	PETERSON RICHARD D	SALE	26.50	8.44K	223.53K	161K
Aug 12, 2010	PRYGOCKI MARK A SR	SALE	26.27	114.99K	3.02M	246.44K
May 28, 2010	PIETRANGELO MICHAEL	SALE	23.10	5K	115.49K	31.61K
May 17, 2010	PETERSON RICHARD D	SALE	24.52	1K	24.52K	169.7K
May 13, 2010	PETERSON RICHARD D	SALE	25.26	22.01K	556.07K	170.7K
Nov 25, 2009	PIETRANGELO MICHAEL	SALE	24.35	20K	487.07K	36.61K
May 15, 2009	PRYGOCKI MARK A SR	SALE	15.06	100	1.51K	233.62K
May 31, 2006	PRYGOCKI MARK A SR	PURCHASE	29.67	2K	59.34K	42.71K
Nov 03, 2004	ALTSCHUL ARTHUR G JR	SALE	39.75	13.1K	520.73K	0
May 28, 2004	PIETRANGELO MICHAEL	SALE	42.22	9.46K	399.57K	46.61K
May 27, 2004	PIETRANGELO MICHAEL	SALE	42.35	35K	1.48M	0
Feb 10, 2004	PRYGOCKI MARK A SR	SALE	38.63	14.77K	570.72K	0
Feb 10, 2004	PIETRANGELO MICHAEL	SALE	38.50	7.5K	288.75K	46.61K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES13.47K3

NET SHARES-13.47K3

SHARES HELD3.13M3

% NET SHARES-100.43%0%

Frequently Asked Questions