Last Close
May 15  •  04:00PM ET
13.34
Dollar change
-0.53
Percentage change
-3.82
%
Index
-
P/E
-
EPS (ttm)
-2.46
Insider Own
36.56%
Shs Outstand
15.65M
Perf Week
-10.83%
Market Cap
208.80M
Forward P/E
-
EPS next Y
-
Insider Trans
-0.24%
Shs Float
9.92M
Perf Month
-15.41%
Enterprise Value
172.54M
PEG
-
EPS next Q
-
Inst Own
26.17%
Perf Quarter
-21.53%
Income
-35.34M
P/S
393.96
EPS this Y
-
Inst Trans
36.88%
Perf Half Y
-56.00%
Sales
0.53M
P/B
7.49
EPS next Y
-
ROA
-101.85%
Perf YTD
-39.03%
Book/sh
1.78
P/C
5.65
EPS next 5Y
-
ROE
-181.44%
52W High
62.00 -78.48%
Perf Year
-11.89%
Cash/sh
2.36
P/FCF
-
EPS past 3/5Y
- -285.78%
ROIC
-127.64%
52W Low
11.52 15.80%
Perf 3Y
-50.59%
Dividend Est.
-
EV/EBITDA
-
Sales past 3/5Y
-58.11% -
Gross Margin
-43.40%
Volatility
8.43% 7.54%
Perf 5Y
-94.58%
Dividend TTM
-
EV/Sales
325.55
EPS Y/Y TTM
68.29%
Oper. Margin
-6636.04%
ATR (14)
1.16
Perf 10Y
-
Dividend Ex-Date
-
Quick Ratio
2.69
Sales Y/Y TTM
80.89%
Profit Margin
-6668.49%
RSI (14)
41.48
Dividend Gr. 3/5Y
- -
Current Ratio
2.69
EPS Q/Q
-
SMA20
-8.66%
Beta
2.30
Payout
-
Debt/Eq
0.03
Sales Q/Q
-
SMA50
-5.73%
Rel Volume
1.13
Prev Close
13.87
Employees
91
LT Debt/Eq
0.02
SMA200
-49.10%
Avg Volume
296.35K
Price
13.34
IPO
Apr 01, 2021
Option/Short
Yes / Yes
Trades
Volume
334,483
Change
-3.82%
Date Action Analyst Rating Change Price Target Change
Dec-31-24Reiterated H.C. Wainwright Buy $27 → $52
Jul-19-22Initiated Deutsche Bank Hold $7
Apr-26-22Initiated H.C. Wainwright Buy $16
May-11-26 11:15AM
Apr-16-26 09:00AM
Apr-10-26 04:30PM
Apr-06-26 11:53AM
Mar-06-26 11:00AM
07:36AM Loading…
Mar-04-26 07:36AM
Mar-03-26 10:19AM
Mar-02-26 09:00AM
Feb-26-26 09:00AM
Feb-24-26 09:00AM
Feb-23-26 08:53AM
Feb-20-26 11:03AM
Feb-19-26 09:00AM
Feb-12-26 02:20PM
Jan-28-26 03:00PM
09:11AM Loading…
Jan-22-26 09:11AM
09:00AM
Jan-06-26 09:40AM
Dec-29-25 11:40AM
Dec-24-25 07:02AM
Dec-23-25 11:49AM
Dec-15-25 08:00PM
Dec-09-25 11:17AM
08:00AM
Dec-04-25 09:57PM
Dec-03-25 09:00AM
08:41AM
Dec-01-25 09:00AM
Nov-26-25 02:59PM
Nov-19-25 08:04AM
01:15PM Loading…
Nov-16-25 01:15PM
Nov-11-25 09:00AM
Nov-10-25 12:27PM
Oct-31-25 01:56PM
Oct-27-25 01:06PM
Oct-20-25 03:47PM
09:55AM
Oct-16-25 01:07PM
Oct-15-25 01:50PM
09:40AM
Oct-14-25 08:15AM
Oct-10-25 09:16AM
Oct-09-25 09:00AM
Oct-04-25 05:16PM
Sep-24-25 01:10PM
Sep-23-25 05:11PM
Sep-16-25 09:00AM
Sep-15-25 09:00AM
Sep-10-25 12:52PM
Aug-28-25 10:48AM
Aug-18-25 01:06PM
Aug-07-25 09:00AM
Aug-03-25 04:47AM
Jul-30-25 09:00AM
08:44AM
Jul-28-25 04:51AM
Jul-25-25 12:19PM
Jul-10-25 12:05PM
Jul-09-25 09:26AM
Jun-17-25 09:41AM
Jun-11-25 03:52PM
Jun-10-25 07:30AM
May-30-25 01:37AM
May-27-25 09:00AM
May-22-25 08:11AM
May-14-25 08:31AM
May-13-25 09:20AM
Apr-30-25 10:59PM
04:05PM
Apr-29-25 09:00AM
Apr-28-25 09:00AM
Apr-16-25 09:00AM
Apr-10-25 09:00AM
Apr-08-25 09:00AM
Apr-05-25 12:10PM
Apr-04-25 08:30AM
Mar-30-25 05:04PM
Mar-27-25 12:59PM
Mar-25-25 12:50PM
Mar-21-25 08:18AM
Mar-18-25 11:18AM
Feb-03-25 09:38AM
Dec-16-24 10:46AM
Dec-06-24 02:03AM
Dec-05-24 08:00AM
Nov-26-24 01:00PM
Nov-22-24 03:29PM
Oct-12-24 04:58PM
Sep-30-24 04:30PM
Sep-27-24 05:00PM
Sep-19-24 07:00AM
Aug-07-24 07:00AM
Jul-16-24 10:00AM
Jul-09-24 08:53AM
Jun-20-24 07:00AM
May-28-24 02:00PM
May-27-24 04:51PM
May-22-24 06:00AM
May-21-24 08:09AM
May-20-24 07:00AM
Arqit Quantum, Inc. engages in the provision of cybersecurity services via satellite and terrestrial forms. Its product is QuantumCloud which secures devices with cloud-based quantum encryption. The company was founded by David John Williams and David James Bestwick on April 26, 2021 and is headquartered in London, the United Kingdom.
CEO & DirectorMr. Andrew James Leaver
Chief Financial OfficerMr. Rob Russell
Chief Operating OfficerMr. Ben Wilder
Chief Technology OfficerMr. Jonathan Nguyen-Duy
General Counsel & Corporate SecretaryMr. Patrick Willcocks
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Ritchie GarthDirectorMay 07 '26Option Exercise0.001,887030,687May 08 05:37 PM
Lefebvre d'Ovidio ManfrediDirectorMay 07 '26Option Exercise0.001,082044,217May 08 05:24 PM
Lefebvre d'Ovidio ManfrediDirectorMay 06 '26Option Exercise0.001,509043,135May 08 05:24 PM
Calabria CarloDirectorMay 06 '26Option Exercise0.001,6980110,922May 08 05:11 PM
Pointon NicholasOfficerApr 20 '26Proposed Sale15.874356,903Apr 20 01:52 PM
Leaver AndrewChief Executive OfficerApr 06 '26Sale13.517,595102,62145,751Apr 07 01:18 PM
Leaver AndrewOfficerApr 06 '26Proposed Sale13.517,595102,621Apr 06 04:37 PM
Calabria CarloDirectorApr 01 '26Option Exercise0.001,0510109,224Apr 03 07:39 PM
Feenan PaulChief Revenue OfficerApr 01 '26Option Exercise0.003,226019,595Apr 03 07:37 PM
Feenan PaulChief Revenue OfficerApr 02 '26Sale13.321,63221,73817,963Apr 03 07:37 PM
Lefebvre d'Ovidio ManfrediDirectorApr 01 '26Option Exercise0.004,385041,626Apr 03 07:35 PM
Pointon NicholasChief Financial OfficerApr 01 '26Option Exercise0.003,414015,316Apr 03 07:33 PM
Pointon NicholasChief Financial OfficerApr 02 '26Sale13.321,70922,76413,607Apr 03 07:33 PM
Ritchie GarthDirectorApr 01 '26Option Exercise0.001,051029,312Apr 03 07:30 PM
Ritchie GarthDirectorApr 02 '26Sale13.255126,78228,800Apr 03 07:30 PM
Wilder Ben SimonChief Operating OfficerApr 01 '26Option Exercise0.001,33303,701Apr 03 07:28 PM
Wilder Ben SimonChief Operating OfficerApr 02 '26Sale13.316839,0923,018Apr 03 07:28 PM
Willcocks PatrickGeneral CounselApr 01 '26Option Exercise0.003,563013,706Apr 03 07:26 PM
Willcocks PatrickGeneral CounselApr 02 '26Sale13.321,79023,84911,916Apr 03 07:26 PM
Leaver AndrewChief Executive OfficerApr 01 '26Option Exercise0.0015,625053,346Apr 03 07:22 PM
Pointon NicholasOfficerApr 02 '26Proposed Sale13.331,70922,774Apr 02 04:38 PM
Ritchie GarthDirectorApr 02 '26Proposed Sale13.335126,823Apr 02 04:36 PM
Willcocks PatrickOfficerApr 02 '26Proposed Sale13.331,79023,854Apr 02 04:28 PM
Wilder Ben SimonOfficerApr 02 '26Proposed Sale13.336839,102Apr 02 04:25 PM
Feenan PaulOfficerApr 02 '26Proposed Sale13.331,63221,748Apr 02 04:10 PM
Willcocks PatrickOfficerMar 04 '26Proposed Sale16.405208,526Mar 04 03:36 PM
Pointon NicholasOfficerFeb 25 '26Proposed Sale17.006,582111,894Feb 25 10:49 AM
Pointon NicholasOfficerFeb 20 '26Proposed Sale17.003,41858,106Feb 20 04:19 PM
Willcocks PatrickOfficerJan 06 '26Proposed Sale28.003,00084,000Jan 06 05:06 PM
Willcocks PatrickOfficerJan 02 '26Proposed Sale22.861,91343,736Jan 02 03:27 PM
Feenan PaulOfficerJan 02 '26Proposed Sale22.861,73339,621Jan 02 03:14 PM
Leaver AndrewOfficerJan 02 '26Proposed Sale22.868,376191,495Jan 02 03:14 PM
Pointon NicholasOfficerJan 02 '26Proposed Sale22.861,83441,930Jan 02 03:13 PM
Shiu DanielOfficerJan 02 '26Proposed Sale22.8687820,073Jan 02 03:12 PM
Leaver AndrewOfficerDec 11 '25Proposed Sale28.123,40695,794Dec 11 12:35 PM
Feenan PaulOfficerNov 04 '25Proposed Sale39.4136314,305Nov 04 01:53 PM
Garth RitchieDirectorOct 16 '25Proposed Sale53.47100,0005,347,000Oct 16 06:27 AM
Leaver AndrewOfficerOct 15 '25Proposed Sale54.6127,9511,526,295Oct 15 03:12 PM
Pointon NicholasOfficerOct 15 '25Proposed Sale56.0019911,144Oct 15 11:04 AM
Ritchie GarthDirectorOct 14 '25Proposed Sale57.3914,473830,582Oct 14 03:47 PM
Feenan PaulOfficerOct 13 '25Proposed Sale58.388,000467,077Oct 14 07:37 AM
Shiu DanielOfficerOct 06 '25Proposed Sale49.1885942,247Oct 06 03:58 PM
Willcocks PatrickOfficerOct 06 '25Proposed Sale49.181,41969,789Oct 06 03:31 PM
Leaver AndrewOfficerOct 06 '25Proposed Sale49.1879639,149Oct 06 03:27 PM
Feenan PaulOfficerOct 06 '25Proposed Sale49.181,15856,952Oct 06 03:19 PM
Pointon NicholasOfficerOct 06 '25Proposed Sale49.181,40969,297Oct 06 03:15 PM
Pointon NicholasOfficerOct 03 '25Proposed Sale50.181,34567,492Oct 03 03:25 PM
Shiu DanielOfficerOct 03 '25Proposed Sale50.1882041,147Oct 03 03:20 PM
Willcocks PatrickOfficerOct 03 '25Proposed Sale50.181,35367,893Oct 03 03:18 PM
Leaver AndrewOfficerOct 03 '25Proposed Sale50.1876038,137Oct 03 03:16 PM
Feenan PaulOfficerOct 03 '25Proposed Sale50.181,10555,449Oct 03 03:12 PM
Shiu DanielOfficerOct 02 '25Proposed Sale43.1181134,963Oct 02 03:43 PM
Leaver AndrewOfficerOct 02 '25Proposed Sale43.1174932,290Oct 02 03:36 PM
Feenan PaulOfficerOct 02 '25Proposed Sale43.111,09147,034Oct 02 03:27 PM
Willcocks PatrickOfficerOct 02 '25Proposed Sale43.111,33657,596Oct 02 03:22 PM
Pointon NicholasOfficerOct 02 '25Proposed Sale43.111,32757,208Oct 02 03:19 PM
Shiu DanielOfficerSep 03 '25Proposed Sale28.33385Sep 03 12:25 PM
Willcocks PatrickOfficerJul 21 '25Proposed Sale50.003,000150,000Jul 21 11:53 AM
Leaver AndrewOfficerJul 18 '25Proposed Sale43.2025,0001,080,075Jul 18 02:24 PM
Willcocks PatrickOfficerJul 18 '25Proposed Sale43.772,00087,540Jul 18 01:08 PM
Pointon NicholasOfficerJul 07 '25Proposed Sale33.0533311,006Jul 07 05:37 PM
Feenan PaulOfficerJul 07 '25Proposed Sale33.0595631,596Jul 07 04:28 PM
Willcocks PatrickOfficerJul 07 '25Proposed Sale33.0537312,328Jul 07 04:12 PM
Leaver AndrewOfficerJul 07 '25Proposed Sale33.052,46881,568Jul 07 04:11 PM
Shiu DanielOfficerJul 02 '25Proposed Sale34.252388,152Jul 02 03:18 PM
Willcocks PatrickOfficerJun 25 '25Proposed Sale40.133,000120,385Jun 25 11:16 AM
Shiu DanielOfficerJun 23 '25Proposed Sale38.036,500247,183Jun 23 04:43 PM
Leaver AndrewOfficerJun 23 '25Proposed Sale37.5025,000937,500Jun 23 12:36 PM
Willcocks PatrickOfficerJun 23 '25Proposed Sale36.903,000110,700Jun 23 12:17 PM