Arqit Quantum Inc
ARQQ22.810USD
-2.480-9.81%
Close 12/26, 16:00（ET）Quotes delayed by 15 min
348.81MMarket Cap
LossP/E TTM
More Details of Arqit Quantum Inc Company
Arqit Quantum Inc. is engaged in supplying encryption software services. The Company’s encryption software service, which makes the communications links of any networked device, cloud machine or data at rest secure against both current and future forms of attack on encryption, even from a quantum computer. Its products and services include Arqit SKA Platform, Arqit NetworkSecure and Encryption Intelligence. Arqit SKA-Platform is a platform as a service that creates a secure global mesh between different cloud providers and on-premises data centers around the globe. SKA-Platform supplies the platform that enables end points to share data securely for the creation of new keys. It also allows the Company to provide secure services for customers to store, communicate and sign their data. NetworkSecure is a standardized interface for network devices, like firewalls, to agree quantum-safe symmetric keys and upgrade the security of VPN connections over Internet Security Protocol (IPsec).
Arqit Quantum Inc Info
Ticker SymbolARQQ
Company nameArqit Quantum Inc
IPO dateMar 29, 2021
CEOLeaver (Andy)
Number of employees82
Security typeOrdinary Share
Fiscal year-endMar 29
AddressNova North
CityLONDON
Stock exchangeNASDAQ OMX - NASDAQ BASIC
CountryUnited Kingdom
Postal codeSW1E 5BY
Phone442039170155
Websitehttps://arqit.uk/
Ticker SymbolARQQ
IPO dateMar 29, 2021
CEOLeaver (Andy)
Company Executives of Arqit Quantum Inc
Name
Name/Position
Position
Shareholding
Change
Mr. Carlo Calabria
Mr. Carlo Calabria
Independent Director
Independent Director
234.36K
+116.15%
Mr. Garth Ritchie
Mr. Garth Ritchie
Independent Director
Independent Director
131.69K
+1976.82%
Mr. Andy Leaver
Mr. Andy Leaver
Chief Executive Officer, Director
Chief Executive Officer, Director
--
--
Mr. Paul Feenan
Mr. Paul Feenan
Chief Revenue Officer
Chief Revenue Officer
--
--
Mr. Jonathan Nguyen Duy
Mr. Jonathan Nguyen Duy
Chief Technology Officer
Chief Technology Officer
--
--
Mr. Nicola Barbiero
Mr. Nicola Barbiero
Director
Director
--
--
Mr. Nicholas Matthew (Nick) Pointon
Mr. Nicholas Matthew (Nick) Pointon
Chief Financial Officer, Executive Director
Chief Financial Officer, Executive Director
--
--
Mr. Manfredi Lefebvre D'Ovidio
Mr. Manfredi Lefebvre D'Ovidio
Senior Independent Director
Senior Independent Director
--
--
Mr. Patrick Willcocks
Mr. Patrick Willcocks
General Counsel, Corporate Secretary
General Counsel, Corporate Secretary
--
--
Dr. Daniel Shiu
Dr. Daniel Shiu
Chief Cryptographer
Chief Cryptographer
--
--
View more
Name
Name/Position
Position
Shareholding
Change
Mr. Carlo Calabria
Mr. Carlo Calabria
Independent Director
Independent Director
234.36K
+116.15%
Mr. Garth Ritchie
Mr. Garth Ritchie
Independent Director
Independent Director
131.69K
+1976.82%
Mr. Andy Leaver
Mr. Andy Leaver
Chief Executive Officer, Director
Chief Executive Officer, Director
--
--
Mr. Paul Feenan
Mr. Paul Feenan
Chief Revenue Officer
Chief Revenue Officer
--
--
Mr. Jonathan Nguyen Duy
Mr. Jonathan Nguyen Duy
Chief Technology Officer
Chief Technology Officer
--
--
Mr. Nicola Barbiero
Mr. Nicola Barbiero
Director
Director
--
--
Revenue Breakdown
Currency: USDUpdated: Mon, Oct 6
Currency: USDUpdated: Mon, Oct 6
FY2024
FY2023
FY2022
Relevant data have not been disclosed by the company yet.
By RegionUSD
Name
Revenue
Proportion
United Kingdom (Country)
293.00K
0.00%
By Business
By Region
Relevant data have not been disclosed by the company yet.
Shareholding Stats
Updated: Sat, Dec 13
Updated: Sat, Dec 13
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
Heritage Assets SCSp
59.24%
Notion Capital Managers LLP
7.63%
Penserra Capital Management LLC
6.52%
Williams (David John)
3.04%
Evolution Equity Partners II SARL
2.54%
Other
21.03%
Shareholders
Shareholders
Proportion
Heritage Assets SCSp
59.24%
Notion Capital Managers LLP
7.63%
Penserra Capital Management LLC
6.52%
Williams (David John)
3.04%
Evolution Equity Partners II SARL
2.54%
Other
21.03%
Shareholder Types
Shareholders
Proportion
Corporation
68.47%
Investment Advisor
13.29%
Individual Investor
7.25%
Research Firm
1.00%
Investment Advisor/Hedge Fund
0.99%
Bank and Trust
0.49%
Hedge Fund
0.23%
Other
8.27%
Institutional Shareholding
Updated: Mon, Dec 8
Updated: Mon, Dec 8
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2025Q4
109
2.48M
13.30%
-10.40K
2025Q3
111
2.49M
13.32%
+653.64K
2025Q2
106
1.83M
9.61%
+699.81K
2025Q1
107
1.11M
8.39%
-15.64K
2024Q4
105
907.59K
7.49%
+260.81K
2024Q3
90
648.36K
9.51%
-63.21K
2024Q2
93
711.57K
15.29%
-51.94K
2024Q1
99
763.19K
15.49%
-267.16K
2023Q4
103
754.39K
14.36%
-39.05K
2023Q3
106
788.97K
12.11%
+169.97K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
Heritage Assets SCSp
10.21M
66.79%
+4.54M
+80.04%
Sep 25, 2025
Notion Capital Managers LLP
1.32M
8.66%
+600.00K
+82.86%
Dec 03, 2024
Penserra Capital Management LLC
712.31K
4.66%
+712.31K
--
Jun 30, 2025
Williams (David John)
475.44K
3.11%
--
--
Dec 11, 2024
Evolution Equity Partners II SARL
397.26K
2.6%
+1.00
+0.00%
Sep 30, 2024
Williams (Sarah Jane)
317.33K
2.08%
-115.00K
-26.60%
Oct 09, 2024
D2BW Ltd
251.28K
1.64%
-580.54K
-69.79%
Dec 11, 2024
Susquehanna International Group, LLP
39.26K
0.26%
+39.26K
--
Jun 30, 2025
Bestwick (David James)
162.99K
1.07%
-120.00K
-42.40%
Dec 11, 2024
Mirae Asset Global Investments (USA) LLC
142.31K
0.93%
-3.14K
-2.16%
Mar 31, 2024
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
Defiance Quantum ETF
1.31%
Themes Cybersecurity ETF
0.31%
Defiance Quantum ETF
Proportion1.31%
Themes Cybersecurity ETF
Proportion0.31%
Dividend
A total of
0.00
USD has been distributed in dividends over the past 5 years.
Date
Dividend
Record Date
Payment Date
Ex-dividend Date
No Data
Stock Split
Date
Type
Ratio
Sep 19, 2024
Merger
25→1
Sep 19, 2024
Merger
25→1
Sep 19, 2024
Merger
25→1
Sep 19, 2024
Merger
25→1
Date
Type
Ratio
Sep 19, 2024
Merger
25→1
Sep 19, 2024
Merger
25→1
Sep 19, 2024
Merger
25→1
Sep 19, 2024
Merger
25→1
FAQs
Who are the top five shareholders of Arqit Quantum Inc?
The top five shareholders of Arqit Quantum Inc are:
Heritage Assets SCSp holds 10.21M shares, accounting for 66.79% of the total shares.
Notion Capital Managers LLP holds 1.32M shares, accounting for 8.66% of the total shares.
Penserra Capital Management LLC holds 712.31K shares, accounting for 4.66% of the total shares.
Williams (David John) holds 475.44K shares, accounting for 3.11% of the total shares.
Evolution Equity Partners II SARL holds 397.26K shares, accounting for 2.60% of the total shares.
Heritage Assets SCSp holds 10.21M shares, accounting for 66.79% of the total shares.
Notion Capital Managers LLP holds 1.32M shares, accounting for 8.66% of the total shares.
Penserra Capital Management LLC holds 712.31K shares, accounting for 4.66% of the total shares.
Williams (David John) holds 475.44K shares, accounting for 3.11% of the total shares.
Evolution Equity Partners II SARL holds 397.26K shares, accounting for 2.60% of the total shares.
What are the top three shareholder types of Arqit Quantum Inc?
The top three shareholder types of Arqit Quantum Inc are:
Heritage Assets SCSp
Notion Capital Managers LLP
Penserra Capital Management LLC
Heritage Assets SCSp
Notion Capital Managers LLP
Penserra Capital Management LLC
How many institutions hold shares of Arqit Quantum Inc (ARQQ)?
As of 2025Q4, 109 institutions hold shares of Arqit Quantum Inc, with a combined market value of approximately 2.48M, accounting for 13.30% of the total shares. Compared to 2025Q3, institutional shareholding has increased by -0.02%.
What is the biggest source of revenue for Arqit Quantum Inc?
In FY2024, the -- business generated the highest revenue for Arqit Quantum Inc, amounting to -- and accounting for --% of total revenue.
