How many institutions own AKTX 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 AKTX shares is 18, representing 2.58% of the company's common stock.

Who are the major shareholders selling Akari Therapeutics, Plc stock?

ARMISTICE CAPITAL, LLC, in the last quarter, reduced its stake in AKTX by -100% restricting it's holding to 0 shares of worth nearly -. also lessened -100% of the AKTX shares from its portfolio, reducing its holding to 0 shares of worth -. ACCENT CAPITAL MANAGEMENT, LLC also shunned AKTX shares holding by -100% last quarter which brought its holding to 0 shares worth -.

Investors who are buying AKTX stock?

As per its latest 13F filing, IFP ADVISORS, INC increased its stake in AKTX by 100% in the last quarter. The institutional holder raised its holding to 181 shares having worth more than $932.00. also added 100% more shares of AKTX to its portfolio, raising its holding to 69.25 thousand shares of worth $20.01K. XTX TOPCO LTD also increased its AKTX shares holding by 100% which brought its holding to 49.02 thousand shares worth $14.17K.

AKTX's major insiders: who are they?

The insider with the most stakes in AKTX is Cohen Mark S , director at the company. Additionally, AKTX stock is highly held by 10 percent owner SABBY MANAGEMENT, LLC and Huh Hoyoung among others.

Did an insider recently sell AKTX stock?

Company executives, directors, and other insiders own 24.57% percent of Akari Therapeutics, Plc's stock. Within the last six months, there have been 0 transaction(s) in which AKTX insiders have sold stock, totaling 0 shares. Insiders that have sold shares include .

Which insider recently purchased AKTX stock?

There have been 8 transaction(s) during the past 6-months in which Akari Therapeutics, Plc insiders have bought stock, totalling 1759458 shares

How much of AKTX does insiders own?

Around 1.76M Akari Therapeutics, Plc shares are held by insiders, which represents about 24.57% of AKTX stock.

Who is the insider with the largest stake?

AKTX director, Cohen Mark S holds the largest portfolio of the company's shares. AKTX shares owned by Cohen total nearly 1.06 million.

Which institution holds the most shares in AKTX?

ARMISTICE CAPITAL, LLC is the largest institutional owner in AKTX which holds 0 shares worth - or 0% of the total AKTX shares outstanding followed by with ownership of 0 shares representing 0% of the AKTX ownership. ACCENT CAPITAL MANAGEMENT, LLC is the third largest stakeholder with 0 shares or 0% of the ownership worth more than -.

Is Akari Therapeutics, Plc 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 AKTX is concerned, it is a stock which is not optionable.

Is there a short position on AKTX's shares?

Number of AKTX shares short is 16.14K. 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 AKTX shares are there?

As of today, 1.14M shares of AKTX are outstanding.

Is there many float in AKTX 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, AKTX has 35.25B shares in float.

AKTX 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 AKTX is 0.26.

Akari Therapeutics (AKTX) 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

OptionableNo

Short Percent Of Outstanding Shares1.41

Short Percent Of Float5.14

Shares Outstanding1.14M

Shares Float35.25B

Shares Short16.14K

Short Ratio0.26

5.14%

Short % of Float

1.41%

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

24.57% Percentage of Shares held by All Insiders

2.58% Percentage of Shares held by All Institutions

3.42% Percentage of Float held by Institutions

Number of Institutions Holding Shares

Institutional Ownership

About 2.58% of AKTX shares are held by financial institutions. ARMISTICE CAPITAL, LLC is the top corporate investor, holding 0 shares valued at -. A 0% stake in Akari Therapeutics, Plc is owned by the company. owns 0 shares valued at -, 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	ARMISTICE CAPITAL, LLC	0%	0	-	-2.72M	-100.00%
Mar 31, 2026		0%	0	-	-69.25K	-100.00%
Mar 31, 2026	ACCENT CAPITAL MANAGEMENT, LLC	0%	0	-	-5K	-100.00%
Mar 31, 2026	SBI SECURITIES CO., LTD.	0%	0	-	-200	-100.00%
Mar 31, 2026	CORNERSTONE PLANNING GROUP LLC	0%	0	-	-5	-100.00%
Mar 31, 2026	TRUVESTMENTS CAPITAL LLC	0%	0	-	-50	-100.00%
Mar 31, 2026	INDEPENDENT ADVISOR ALLIANCE	0%	0	-	-17.08K	-100.00%
Mar 31, 2026	CWA ASSET MANAGEMENT GROUP, LLC	0%	0	-	-55K	-100.00%
Mar 31, 2026	XTX TOPCO LTD	0%	0	-	-49.02K	-100.00%
Mar 31, 2026	UBS GROUP AG	0%	0	-	-32.86K	-100.00%
Mar 31, 2026	IFP ADVISORS, INC	0%	181	932	181	+100.00%
Mar 31, 2026	WARBERG ASSET MANAGEMENT LLC	0%	0	-	-308.34K	-100.00%
Mar 31, 2026	JANE STREET GROUP, LLC	0%	0	-	-71.64K	-100.00%
Mar 31, 2026	HIGHTOWER ADVISORS, LLC	0%	0	-	-79.24K	-100.00%
Mar 31, 2026	STONEX GROUP INC.	0%	0	-	-21.3K	-100.00%
Mar 31, 2026	CERITY PARTNERS LLC	0%	0	-	-23.64K	-100.00%
Mar 31, 2026	PALO ALTO INVESTORS LP	0%	0	-	-146.02K	-100.00%
Mar 31, 2026	MORGAN STANLEY	0%	0	-	-3	-100.00%
Mar 31, 2026	CRESSET ASSET MANAGEMENT, LLC	0%	0	-	-822.47K	-100.00%
Dec 31, 2025		0.21%	69.25K	20.01K	69.25K	+100.00%
Dec 31, 2025	PALO ALTO INVESTORS LP	0.43%	146.02K	42.2K	0	0
Dec 31, 2025	CRESSET ASSET MANAGEMENT, LLC	2.44%	822.47K	237.69K	0	0
Dec 31, 2025	CORNERSTONE PLANNING GROUP LLC	0%	5	1	-2	-28.57%
Dec 31, 2025	HIGHTOWER ADVISORS, LLC	0.24%	79.24K	22.9K	0	0
Dec 31, 2025	XTX TOPCO LTD	0.15%	49.02K	14.17K	49.02K	+100.00%
Dec 31, 2025	WARBERG ASSET MANAGEMENT LLC	0.92%	308.34K	88.71K	308.34K	+100.00%
Dec 31, 2025	EVERSOURCE WEALTH ADVISORS, LLC	0%	0	-	-44	-100.00%
Dec 31, 2025	OMNIA FAMILY WEALTH, LLC	0%	0	-	-28.44K	-100.00%
Dec 31, 2025	VIRTU FINANCIAL LLC	0%	0	-	-22.5K	-100.00%
Dec 31, 2025	TWO SIGMA SECURITIES, LLC	0%	0	-	-19.75K	-100.00%
Dec 31, 2025	MORGAN STANLEY	0%	3	1	0	0
Dec 31, 2025	TRUVESTMENTS CAPITAL LLC	0%	50	14	0	0
Dec 31, 2025	SBI SECURITIES CO., LTD.	0%	200	58	200	+100.00%
Dec 31, 2025	BANK OF AMERICA CORP /DE/	0%	410	118	260	+173.33%
Dec 31, 2025	ACCENT CAPITAL MANAGEMENT, LLC	0.01%	5K	1.45K	-5K	-50.00%
Dec 31, 2025	CERITY PARTNERS LLC	0.07%	23.64K	6.83K	0	0
Dec 31, 2025	CWA ASSET MANAGEMENT GROUP, LLC	0.16%	55K	15.9K	55K	+100.00%
Dec 31, 2025	JANE STREET GROUP, LLC	0.21%	71.64K	20.71K	71.64K	+100.00%
Dec 31, 2025	ARMISTICE CAPITAL, LLC	8.09%	2.72M	787.23K	2.72M	+100.00%
Dec 31, 2025	NEWEDGE ADVISORS, LLC	0.02%	6.8K	1.97K	0	0
Dec 31, 2025	INDEPENDENT ADVISOR ALLIANCE	0.05%	17.08K	4.94K	6.19K	+56.84%
Dec 31, 2025	STONEX GROUP INC.	0.06%	21.3K	6.15K	21.3K	+100.00%
Dec 31, 2025	UBS GROUP AG	0.1%	32.86K	9.5K	32.8K	+54,658.33%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	45.92%	150	152	0	0
Sep 30, 2025	CORNERSTONE PLANNING GROUP LLC	2.14%	7	285	2	+40.00%
Sep 30, 2025	TWO SIGMA SECURITIES, LLC	6,047.49%	19.75K	19.95K	19.75K	+100.00%
Sep 30, 2025	UBS GROUP AG	18.37%	60	61	-2.09K	-97.21%
Sep 30, 2025	EVERSOURCE WEALTH ADVISORS, LLC	13.47%	44	44	-4.33K	-98.99%
Sep 30, 2025	CRESSET ASSET MANAGEMENT, LLC	251,803.27%	822.47K	830.69K	804.06K	+4,367.99%
Sep 30, 2025	HIGHTOWER ADVISORS, LLC	24,258.55%	79.24K	80.03K	0	0
Sep 30, 2025	OMNIA FAMILY WEALTH, LLC	8,707.07%	28.44K	28.72K	-34.25K	-54.63%
Sep 30, 2025	CERITY PARTNERS LLC	7,238.44%	23.64K	23.88K	0	0
Sep 30, 2025	TRUVESTMENTS CAPITAL LLC	15.31%	50	51	0	0
Sep 30, 2025	MORGAN STANLEY	0.92%	3	3	0	0
Sep 30, 2025	INDEPENDENT ADVISOR ALLIANCE	3,333.12%	10.89K	11K	10.89K	+100.00%
Sep 30, 2025	ACCENT CAPITAL MANAGEMENT, LLC	3,061.56%	10K	10.1K	0	0
Sep 30, 2025	NEWEDGE ADVISORS, LLC	2,081.86%	6.8K	6.87K	0	0
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	0%	0	-	-17.42K	-100.00%
Sep 30, 2025	SABBY MANAGEMENT, LLC	0%	0	-	-179.79K	-100.00%
Sep 30, 2025	PALO ALTO INVESTORS LP	44,706.08%	146.02K	147.48K	0	0
Sep 30, 2025	VIRTU FINANCIAL LLC	6,889.12%	22.5K	22K	22.5K	+100.00%
Jun 30, 2025	EVERSOURCE WEALTH ADVISORS, LLC	0.8%	4.38K	5.12K	4.38K	+100.00%
Jun 30, 2025	UBS GROUP AG	0.39%	2.15K	2.52K	2.15K	+100.00%
Jun 30, 2025	HIGHTOWER ADVISORS, LLC	14.52%	79.24K	92.7K	79.24K	+100.00%
Jun 30, 2025	CORNERSTONE PLANNING GROUP LLC	0%	5	5	0	0
Jun 30, 2025	TRUVESTMENTS CAPITAL LLC	0.01%	50	59	0	0
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0.03%	150	175	0	0
Jun 30, 2025	OMNIA FAMILY WEALTH, LLC	11.48%	62.69K	73.34K	-24.94K	-28.46%
Jun 30, 2025	CRESSET ASSET MANAGEMENT, LLC	3.37%	18.41K	21.54K	0	0
Jun 30, 2025	PALO ALTO INVESTORS LP	26.75%	146.02K	170.83K	0	0
Jun 30, 2025	CERITY PARTNERS LLC	4.33%	23.64K	27.66K	0	0
Jun 30, 2025	MORGAN STANLEY	0%	3	4K	-3	-50.00%
Jun 30, 2025	SABBY MANAGEMENT, LLC	32.93%	179.79K	210.33K	179.79K	+100.00%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	3.19%	17.42K	20.37K	-969	-5.27%
Jun 30, 2025	ACCENT CAPITAL MANAGEMENT, LLC	1.83%	10K	11.7K	0	0
Jun 30, 2025	NEWEDGE ADVISORS, LLC	1.25%	6.8K	7.96K	6.8K	+100.00%
Mar 31, 2025	MORGAN STANLEY	0%	6	7	0	0
Mar 31, 2025	TRUVESTMENTS CAPITAL LLC	0%	50	62	0	0
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0%	150	186	0	0
Mar 31, 2025	ACCENT CAPITAL MANAGEMENT, LLC	0.02%	10K	12.4K	0	0
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	0.03%	18.38K	22.8K	-5.08K	-21.65%
Mar 31, 2025	CRESSET ASSET MANAGEMENT, LLC	0.03%	18.41K	22.83K	0	0
Mar 31, 2025		0%	0	-	-5	-100.00%
Mar 31, 2025	CORNERSTONE PLANNING GROUP LLC	0%	5	7	0	0
Mar 31, 2025	CERITY PARTNERS LLC	0.04%	23.64K	29.32K	0	0
Mar 31, 2025	OMNIA FAMILY WEALTH, LLC	0.16%	87.63K	108.66K	0	0
Mar 31, 2025	CATALINA CAPITAL GROUP, LLC	0%	0	-	-13.11K	-100.00%
Mar 31, 2025	PALO ALTO INVESTORS LP	0.27%	146.02K	181.07K	0	0
Mar 31, 2025	UBS GROUP AG	0%	0	-	-194	-100.00%
Dec 31, 2023	CORNERSTONE PLANNING GROUP LLC	0%	5	16	5	+100.00%
Dec 31, 2023	SABBY MANAGEMENT, LLC	0.26%	164.03K	511.76K	-14.07K	-7.90%
Sep 30, 2023	VIRTU FINANCIAL LLC	0%	0	-	-16.44K	-100.00%
Sep 30, 2023	CRESSET ASSET MANAGEMENT, LLC	0%	0	-	-216.67K	-100.00%
Sep 30, 2023	TRUVESTMENTS CAPITAL LLC	0%	0	-	-1.01K	-100.00%
Sep 30, 2023	BRYN MAWR CAPITAL MANAGEMENT, LLC	0%	0	-	-100K	-100.00%
Sep 30, 2023	OMNIA FAMILY WEALTH, LLC	0%	0	-	-782.37K	-100.00%
Sep 30, 2023	UBS GROUP AG	0%	0	-	-24.46K	-100.00%
Sep 30, 2023	HIKARI POWER LTD	0%	0	-	-130.82K	-100.00%
Sep 30, 2023	CERITY PARTNERS LLC	0%	0	-	-322.86K	-100.00%
Sep 30, 2023	NEA MANAGEMENT COMPANY, LLC	0%	0	-	-452.17K	-100.00%
Sep 30, 2023	TWO SIGMA SECURITIES, LLC	0%	0	-	-17.61K	-100.00%
Sep 30, 2023	LPL FINANCIAL LLC	0%	0	-	-134.45K	-100.00%
Sep 30, 2023	MILLENNIUM MANAGEMENT LLC	0%	0	-	-134.05K	-100.00%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	0%	0	-	-30.26K	-100.00%
Sep 30, 2023	RENAISSANCE TECHNOLOGIES LLC	0%	0	-	-318.25K	-100.00%
Sep 30, 2023	BANK OF AMERICA CORP /DE/	0%	0	-	-3K	-100.00%
Sep 30, 2023	SABBY MANAGEMENT, LLC	0.29%	178.09K	703.46M	-7.21M	-97.59%
Jun 30, 2023	NEA MANAGEMENT COMPANY, LLC	0.72%	452.17K	-	0	0
Jun 30, 2023	CERITY PARTNERS LLC	0.52%	322.86K	-	322.86K	+100.00%
Jun 30, 2023	RENAISSANCE TECHNOLOGIES LLC	0.51%	318.25K	-	34.7K	+12.24%
Jun 30, 2023	SABBY MANAGEMENT, LLC	11.84%	7.39M	-	-549.74K	-6.92%
Jun 30, 2023	CRESSET ASSET MANAGEMENT, LLC	0.35%	216.67K	-	216.67K	+100.00%
Jun 30, 2023	LPL FINANCIAL LLC	0.22%	134.45K	-	0	0
Jun 30, 2023	MILLENNIUM MANAGEMENT LLC	0.21%	134.05K	-	-127.15K	-48.68%
Jun 30, 2023	VIRTU FINANCIAL LLC	0.03%	16.44K	-	16.44K	+100.00%
Jun 30, 2023	OMNIA FAMILY WEALTH, LLC	1.25%	782.37K	-	0	0
Jun 30, 2023	TRUVESTMENTS CAPITAL LLC	0%	1.01K	-	0	0
Jun 30, 2023	BANK OF AMERICA CORP /DE/	0%	3K	-	0	0
Jun 30, 2023	HIKARI POWER LTD	0.21%	130.82K	-	0	0
Jun 30, 2023	BRYN MAWR CAPITAL MANAGEMENT, LLC	0.16%	100K	-	0	0
Jun 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	0.05%	30.26K	-	0	0
Jun 30, 2023	UBS GROUP AG	0.04%	24.46K	-	24.46K	+100.00%
Jun 30, 2023	TWO SIGMA SECURITIES, LLC	0.03%	17.61K	-	17.61K	+100.00%

Insiders

Among the AKTX insiders holding of 24.57% of the stake in company, COHEN MARK S, director, holds the largest shares of 1.06M. SABBY MANAGEMENT, LLC, 10 percent owner, is the second largest AKTX insider with ownership of 778.03K shares. HUH HOYOUNG, , stands third with possession of 618.66K shares of that stake.

Insiders	Designation	Shares Held
COHEN MARK S	director	1.06M
SABBY MANAGEMENT, LLC	10 percent owner	778.03K
HUH HOYOUNG		618.66K
PRUDO-CHLEBOSZ RAYMOND	director	386.66K
GASLIGHTWALA ABIZER	CEO	309.33K
PATEL SAMIR RASHMIKANT		232K
PATEL SANDIP I	director	154.66K
BAZEMORE ROBERT B	director	30.93K
FARAG KAMEEL D.	Interim CFO	24.75K
NEAL JAMES R	director	2.47K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Dec 16, 2025	PATEL SAMIR RASHMIKANT	PURCHASE	0.00	232K	-	232K
Dec 16, 2025	FARAG KAMEEL D.	PURCHASE	0.00	24.75K	-	24.75K
Dec 16, 2025	PRUDO-CHLEBOSZ RAYMOND	PURCHASE	0.00	386.66K	-	386.66K
Dec 16, 2025	PATEL SANDIP I	PURCHASE	0.00	154.66K	-	154.66K
Dec 16, 2025	HUH HOYOUNG	PURCHASE	0.00	618.66K	-	618.66K
Dec 16, 2025	NEAL JAMES R	PURCHASE	0.00	2.47K	-	2.47K
Dec 16, 2025	GASLIGHTWALA ABIZER	PURCHASE	0.00	309.33K	-	309.33K
Dec 16, 2025	BAZEMORE ROBERT B	PURCHASE	0.00	30.93K	-	30.93K
Aug 25, 2025	GASLIGHTWALA ABIZER	PURCHASE	0.90	3K	2.7K	298.57K
Aug 22, 2025	GASLIGHTWALA ABIZER	PURCHASE	0.93	8K	7.44K	295.57K
Aug 21, 2025	GASLIGHTWALA ABIZER	PURCHASE	0.94	10K	9.4K	287.57K
Jun 24, 2025	GASLIGHTWALA ABIZER	PURCHASE	1.16	5.2K	6.04K	277.57K
Jun 23, 2025	GASLIGHTWALA ABIZER	PURCHASE	1.15	943	1.08K	272.37K
Jun 20, 2025	GASLIGHTWALA ABIZER	PURCHASE	1.20	10K	12K	271.43K
Jun 17, 2025	GASLIGHTWALA ABIZER	PURCHASE	1.20	15K	18K	261.43K
Sep 18, 2015	COHEN MARK S	PURCHASE	0.19	1.06M	200.04K	1.06M
Apr 15, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.00	17.1K	85.5K	778.03K
Apr 14, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.21	3K	15.63K	760.93K
Apr 11, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.15	100	515	757.93K
Apr 10, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.25	1.4K	7.35K	757.83K
Apr 09, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.51	1.08K	5.92K	756.43K
Apr 08, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.36	35.5K	190.28K	755.36K
Apr 07, 2014	SABBY MANAGEMENT, LLC	PURCHASE	5.64	16.9K	95.32K	716.1K
Apr 04, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.00	1K	6K	687.95K
Apr 02, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.15	2.5K	15.38K	686.95K
Apr 01, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.18	500	3.09K	669.58K
Mar 31, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.35	7.94K	50.39K	669.08K
Mar 27, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.61	1.7K	11.24K	658.74K
Mar 26, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.86	900	6.17K	643.74K
Mar 25, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.90	303	2.09K	642.84K
Mar 24, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.71	2.4K	16.1K	642.54K
Mar 21, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.83	4.9K	33.47K	640.14K
Mar 20, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.90	3.8K	26.22K	635.24K
Mar 17, 2014	SABBY MANAGEMENT, LLC	PURCHASE	6.65	2.4K	15.96K	661.14K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE1.76M8

SALES00

NET SHARES1.76M8

SHARES HELD1.76M8

% NET SHARES0%0%

Frequently Asked Questions