How many institutions own AFIB 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 AFIB shares is 1, representing 8.85% of the company's common stock.

Who are the major shareholders selling Acutus Medical, Inc. stock?

S.A. MASON LLC, in the last quarter, reduced its stake in AFIB by -33.33% restricting it's holding to 2 thousand shares of worth nearly $85.00. VANGUARD GROUP INC also lessened -2.75% of the AFIB shares from its portfolio, reducing its holding to 278.22 thousand shares of worth $52.31K. MILLENNIUM MANAGEMENT LLC also shunned AFIB shares holding by -100% last quarter which brought its holding to 0 shares worth -.

Investors who are buying AFIB stock?

As per its latest 13F filing, TWO SIGMA SECURITIES, LLC increased its stake in AFIB by 100% in the last quarter. The institutional holder raised its holding to 78.5 thousand shares having worth more than $14.76K. RENAISSANCE TECHNOLOGIES LLC also added 6.36% more shares of AFIB to its portfolio, raising its holding to 347.8 thousand shares of worth $65.00K. FMR LLC also increased its AFIB shares holding by 100% which brought its holding to 90 shares worth $17.00.

AFIB's major insiders: who are they?

The insider with the most stakes in AFIB is Flynn James E , at the company. Additionally, AFIB stock is highly held by ORBIMED ADVISORS LLC and Bonita David P among others.

Did an insider recently sell AFIB stock?

Company executives, directors, and other insiders own 8.28% percent of Acutus Medical, Inc.'s stock. Within the last six months, there have been 0 transaction(s) in which AFIB insiders have sold stock, totaling 0 shares. Insiders that have sold shares include HUENNEKENS R SCOTT.

Which insider recently purchased AFIB stock?

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

How much of AFIB does insiders own?

Around 0 Acutus Medical, Inc. shares are held by insiders, which represents about 8.28% of AFIB stock.

Who is the insider with the largest stake?

AFIB , Flynn James E holds the largest portfolio of the company's shares. AFIB shares owned by Flynn total nearly 1.97 million.

Which institution holds the most shares in AFIB?

S.A. MASON LLC is the largest institutional owner in AFIB which holds 2 thousand shares worth $4.00 or 0.01% of the total AFIB shares outstanding followed by S.A. MASON LLC with ownership of 2 thousand shares representing 0.01% of the AFIB ownership. STATE STREET CORP is the third largest stakeholder with 51.87 thousand shares or 0.18% of the ownership worth more than $9.75K.

Is Acutus Medical, 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 AFIB is concerned, it is a stock which is not optionable.

Is there a short position on AFIB's shares?

Number of AFIB shares short is 553.60K. 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 AFIB shares are there?

As of today, 29.91M shares of AFIB are outstanding.

Is there many float in AFIB 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, AFIB has 24.78M shares in float.

AFIB 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 AFIB is 0.68.

Acutus Medical (AFIB) 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.

ShortableNo

OptionableNo

Short Percent Of Outstanding Shares1.86

Short Percent Of Float1.91

Shares Outstanding29.91M

Shares Float24.78M

Shares Short553.60K

Short Ratio0.68

1.91%

Short % of Float

1.86%

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

8.28% Percentage of Shares held by All Insiders

8.85% Percentage of Shares held by All Institutions

9.65% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 8.85% of AFIB shares are held by financial institutions. S.A. MASON LLC is the top corporate investor, holding 2K shares valued at $4.00. A 0.01% stake in Acutus Medical, Inc. is owned by the company. S.A. MASON LLC owns 2K shares valued at $85.00, which translates its holding of 0.01% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Jun 30, 2025	S.A. MASON LLC	0.01%	2K	4	0	0
Mar 31, 2025	S.A. MASON LLC	0.01%	2K	85	-1K	-33.33%
Mar 31, 2024	STATE STREET CORP	0.18%	51.87K	9.75K	0	0
Mar 31, 2024	TWO SIGMA SECURITIES, LLC	0.27%	78.5K	14.76K	78.5K	+100.00%
Mar 31, 2024	VANGUARD GROUP INC	0.96%	278.22K	52.31K	-7.86K	-2.75%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	1.2%	347.8K	65K	20.8K	+6.36%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0%	0	-	-113.66K	-100.00%
Mar 31, 2024	FEDERATED HERMES, INC.	0%	0	-	-1.69K	-100.00%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0%	0	-	-11.39K	-100.00%
Mar 31, 2024	FMR LLC	0%	90	17	90	+100.00%
Mar 31, 2024	UBS GROUP AG	0%	301	57	-6.52K	-95.59%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0%	500	94	-301	-37.58%
Mar 31, 2024	GROUP ONE TRADING, L.P.	0.01%	3.23K	607	0	0
Mar 31, 2024	WESTSIDE INVESTMENT MANAGEMENT, INC.	0.02%	5K	940	-12K	-70.59%
Mar 31, 2024	ADVISORNET FINANCIAL, INC	0.02%	5.63K	1.06K	0	0
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.02%	6.24K	1.17K	3	+0.05%
Mar 31, 2024	S.A. MASON LLC	0.02%	6.4K	1.2K	0	0
Mar 31, 2024	DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)	9.15%	2.66M	500.23K	0	0
Mar 31, 2024	NICOLET ADVISORY SERVICES, LLC	0%	0	-	-21.3K	-100.00%
Mar 31, 2024	VIRTU FINANCIAL LLC	0%	0	-	-75.03K	-100.00%
Mar 31, 2024	CITADEL ADVISORS LLC	0%	0	-	-300	-100.00%
Mar 31, 2024	HBK SORCE ADVISORY LLC	0%	0	-	-30K	-100.00%
Mar 31, 2024	VOISARD ASSET MANAGEMENT GROUP, INC.	0.03%	8.7K	1.64K	0	0
Mar 31, 2024	BLACKROCK INC.	0.71%	206.68K	38.86K	0	0
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	0.71%	206.62K	38.86K	0	0
Mar 31, 2024	FIRST BUSINESS FINANCIAL SERVICES, INC.	0.03%	10K	2.02K	0	0
Mar 31, 2024	TOWER RESEARCH CAPITAL LLC (TRC)	0.04%	11.87K	2.23K	105	+0.89%
Mar 31, 2024	ORBIMED ADVISORS LLC	9.1%	2.65M	497.9K	0	0
Mar 31, 2024	HRT FINANCIAL LP	0.04%	13.04K	2K	-104.89K	-88.94%
Mar 31, 2024	MORGAN STANLEY	0.06%	17.54K	3.3K	0	0
Mar 31, 2024	NORTHERN TRUST CORP	0.12%	35.04K	6.59K	0	0
Dec 31, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0%	0	-	-1	-100.00%
Dec 31, 2023	PARKMAN HEALTHCARE PARTNERS LLC	0%	0	-	-794.15K	-100.00%
Dec 31, 2023	AXXCESS WEALTH MANAGEMENT, LLC	0%	0	-	-25K	-100.00%
Dec 31, 2023	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0%	0	-	-79.5K	-100.00%
Dec 31, 2023	DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)	9.09%	2.66M	537.22K	0	0
Dec 31, 2023	ORBIMED ADVISORS LLC	9.05%	2.65M	534.71K	0	0
Dec 31, 2023	BLACKROCK INC.	0.71%	206.68K	41.73K	0	0
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	1.12%	327K	66K	11.6K	+3.68%
Dec 31, 2023	VANGUARD GROUP INC	0.98%	286.08K	57.76K	-854.62K	-74.92%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.71%	206.62K	41.73K	0	0
Dec 31, 2023	HRT FINANCIAL LP	0.4%	117.93K	23K	117.93K	+100.00%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0.39%	113.66K	22.95K	56.79K	+99.85%
Dec 31, 2023	VIRTU FINANCIAL LLC	0.26%	75.03K	15K	48.69K	+184.84%
Dec 31, 2023	STATE STREET CORP	0.18%	51.87K	10.47K	0	0
Dec 31, 2023	NORTHERN TRUST CORP	0.12%	35.04K	7.07K	0	0
Dec 31, 2023	HBK SORCE ADVISORY LLC	0.1%	30K	6.06K	30K	+100.00%
Dec 31, 2023	NICOLET ADVISORY SERVICES, LLC	0.07%	21.3K	4.03K	-500	-2.29%
Dec 31, 2023	MORGAN STANLEY	0.06%	17.54K	3.54K	-1.31K	-6.93%
Dec 31, 2023	WESTSIDE INVESTMENT MANAGEMENT, INC.	0.06%	17K	3.43K	0	0
Dec 31, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.04%	11.76K	2.38K	-2.35K	-16.67%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.04%	11.39K	2.3K	11.39K	+100.00%
Dec 31, 2023	FIRST BUSINESS FINANCIAL SERVICES, INC.	0.03%	10K	2.02K	0	0
Dec 31, 2023		0.03%	8.7K	1.76K	8.7K	+100.00%
Dec 31, 2023	UBS GROUP AG	0.02%	6.83K	1.38K	6.83K	+100.00%
Dec 31, 2023	S.A. MASON LLC	0.02%	6.4K	1.29K	0	0
Dec 31, 2023	WELLS FARGO & COMPANY/MN	0.02%	6.24K	1.26K	10	+0.16%
Dec 31, 2023	ADVISORNET FINANCIAL, INC	0.02%	5.63K	1.14K	0	0
Dec 31, 2023	GROUP ONE TRADING, L.P.	0.01%	3.23K	652K	0	0
Dec 31, 2023	FEDERATED HERMES, INC.	0.01%	1.69K	340	-52	-2.99%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0%	801	160	101	+14.43%
Dec 31, 2023	CITADEL ADVISORS LLC	0%	100	20	100	+100.00%
Dec 31, 2023	AMERICAN FINANCIAL GROUP INC	0%	0	-	-44.92K	-100.00%
Dec 31, 2023	SIMPLEX TRADING, LLC	0%	0	-	-9.62K	-100.00%
Dec 31, 2023	SCHONFELD STRATEGIC ADVISORS LLC	0%	0	-	-171.1K	-100.00%
Sep 30, 2023	DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)	9.16%	2.66M	-	0	0
Sep 30, 2023	ADVISOR GROUP HOLDINGS, INC.	0%	0	-	-254	-100.00%
Sep 30, 2023	CERITY PARTNERS LLC	0%	0	-	-63.7K	-100.00%
Sep 30, 2023	TWO SIGMA SECURITIES, LLC	0%	0	-	-15.91K	-100.00%
Sep 30, 2023	NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	0%	0	-	-2.73K	-100.00%
Sep 30, 2023	PNC FINANCIAL SERVICES GROUP, INC.	0%	0	-	-250	-100.00%
Sep 30, 2023	FMR LLC	0%	0	-	-1.75K	-100.00%
Sep 30, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0%	1	-	1	+100.00%
Sep 30, 2023	FEDERATED HERMES, INC.	0.01%	1.74K	-	0	0
Sep 30, 2023	GROUP ONE TRADING, L.P.	0.01%	3.23K	-	-175	-5.14%
Sep 30, 2023	ADVISORNET FINANCIAL, INC	0.02%	5.63K	-	0	0
Sep 30, 2023	WELLS FARGO & COMPANY/MN	0.02%	6.23K	-	1.38K	+28.51%
Sep 30, 2023	S.A. MASON LLC	0.02%	6.4K	-	0	0
Sep 30, 2023	SIMPLEX TRADING, LLC	0.03%	9.62K	-	8.06K	+518.59%
Sep 30, 2023	FIRST BUSINESS FINANCIAL SERVICES, INC.	0.03%	10K	-	0	0
Sep 30, 2023	TOWER RESEARCH CAPITAL LLC (TRC)	0.05%	14.12K	-	1.21K	+9.33%
Sep 30, 2023	WESTSIDE INVESTMENT MANAGEMENT, INC.	0.06%	17K	-	0	0
Sep 30, 2023	MORGAN STANLEY	0.06%	18.85K	-	0	0
Sep 30, 2023	NICOLET ADVISORY SERVICES, LLC	0.08%	21.8K	-	-6.68K	-23.47%
Sep 30, 2023	AXXCESS WEALTH MANAGEMENT, LLC	0.09%	25K	-	0	0
Sep 30, 2023	VIRTU FINANCIAL LLC	0.09%	26.34K	-	26.34K	+100.00%
Sep 30, 2023	NORTHERN TRUST CORP	0.12%	35.04K	-	3.6K	+11.45%
Sep 30, 2023	AMERICAN FINANCIAL GROUP INC	0.15%	44.92K	-	-255.08K	-85.03%
Sep 30, 2023	SCHONFELD STRATEGIC ADVISORS LLC	0.59%	171.1K	-	2.9K	+1.72%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.71%	206.62K	-	24.03K	+13.16%
Sep 30, 2023	BLACKROCK INC.	0.71%	206.68K	-	-19.62K	-8.67%
Sep 30, 2023	ORBIMED ADVISORS LLC	9.12%	2.65M	-	0	0

Insiders

Among the AFIB insiders holding of 8.28% of the stake in company, FLYNN JAMES E, , holds the largest shares of 1.97M. ORBIMED ADVISORS LLC, , is the second largest AFIB insider with ownership of 1.68M shares. BONITA DAVID P, , stands third with possession of 1.68M shares of that stake.

Insiders	Designation	Shares Held
FLYNN JAMES E		1.97M
ORBIMED ADVISORS LLC		1.68M
BONITA DAVID P		1.68M
HUENNEKENS R SCOTT		507.51K
HINRICHS JAMES F.	director	52.91K
BARNICKEL JOHN	Chief Commercial Officer	13.97K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Jun 03, 2022	HUENNEKENS R SCOTT	SALE	0.58	60K	34.8K	507.51K
Nov 15, 2021	HINRICHS JAMES F.	PURCHASE	3.78	40K	151.22K	52.91K
Jul 19, 2021	BONITA DAVID P	PURCHASE	14.00	357.14K	5M	1.68M
Jul 19, 2021	FLYNN JAMES E	PURCHASE	14.00	390.84K	5.47M	1.97M
Jul 19, 2021	ORBIMED ADVISORS LLC	PURCHASE	14.00	357.14K	5M	1.68M
Aug 10, 2020	BONITA DAVID P	PURCHASE	18.00	41.5K	747K	41.5K
Aug 10, 2020	FLYNN JAMES E	PURCHASE	18.00	944.44K	17M	1.58M
Aug 10, 2020	BARNICKEL JOHN	PURCHASE	18.00	7.3K	131.4K	13.97K
Aug 10, 2020	HINRICHS JAMES F.	PURCHASE	18.00	10K	180K	11.11K
Aug 10, 2020	ORBIMED ADVISORS LLC	PURCHASE	18.00	41.5K	747K	41.5K

AFIB Stock Ownership Breakdown

Acutus Medical

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Frequently Asked Questions

Stock Outstanding Shares

Market Insider

Institutional Ownership

Insiders

Buying/Selling by Insiders

Frequently Asked Questions