US · ARQQ
Arqit Quantum Inc.
Price · as of 2026-09-04
$21.37
Market cap 364.93M
Price history
| Week | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Mar 29, 2021 – Apr 1, 2021 | $240.00 | $240.00 | $240.00 | $240.00 | |
| Apr 5, 2021 – Apr 9, 2021 | $240.00 | $250.00 | $240.00 | $248.75 | 0 |
| Apr 12, 2021 – Apr 16, 2021 | $248.75 | $254.26 | $245.25 | $251.00 | 0 |
| Apr 19, 2021 – Apr 23, 2021 | $251.00 | $253.50 | $241.50 | $243.25 | 0 |
| Apr 26, 2021 – Apr 30, 2021 | $243.25 | $246.25 | $242.75 | $244.25 | 0 |
| May 3, 2021 – May 7, 2021 | $244.25 | $246.25 | $242.50 | $243.00 | 0 |
| May 10, 2021 – May 14, 2021 | $242.75 | $248.50 | $242.50 | $246.25 | 0 |
| May 17, 2021 – May 21, 2021 | $246.25 | $248.75 | $242.75 | $246.50 | 0 |
| May 24, 2021 – May 28, 2021 | $247.50 | $247.75 | $245.25 | $246.50 | 0 |
| May 31, 2021 – Jun 4, 2021 | $247.75 | $248.75 | $246.25 | $248.00 | 0 |
| Jun 7, 2021 – Jun 11, 2021 | $248.25 | $248.75 | $247.50 | $248.75 | 0 |
| Jun 14, 2021 – Jun 18, 2021 | $247.75 | $248.50 | $246.75 | $247.75 | 0 |
| Jun 21, 2021 – Jun 25, 2021 | $247.75 | $249.00 | $247.25 | $248.50 | 0 |
| Jun 28, 2021 – Jul 2, 2021 | $248.25 | $248.75 | $247.00 | $248.25 | 0 |
| Jul 5, 2021 – Jul 9, 2021 | $247.50 | $248.00 | $246.75 | $247.50 | 0 |
| Jul 12, 2021 – Jul 16, 2021 | $248.22 | $250.00 | $247.25 | $248.00 | 0 |
| Jul 19, 2021 – Jul 23, 2021 | $248.50 | $248.75 | $247.50 | $248.75 | 0 |
| Jul 26, 2021 – Jul 30, 2021 | $248.75 | $248.75 | $246.75 | $247.25 | 0 |
| Aug 2, 2021 – Aug 6, 2021 | $248.50 | $249.00 | $248.00 | $248.75 | 0 |
| Aug 9, 2021 – Aug 13, 2021 | $249.00 | $249.25 | $248.75 | $249.25 | 0 |
| Aug 16, 2021 – Aug 20, 2021 | $249.00 | $249.25 | $246.50 | $247.50 | 0 |
| Aug 23, 2021 – Aug 27, 2021 | $248.25 | $251.17 | $246.25 | $250.00 | 0 |
| Aug 30, 2021 – Sep 3, 2021 | $257.00 | $257.00 | $200.00 | $208.75 | 0 |
| Sep 6, 2021 – Sep 10, 2021 | $231.25 | $650.00 | $222.00 | $380.25 | 0 |
| Sep 13, 2021 – Sep 17, 2021 | $369.75 | $570.75 | $313.75 | $456.50 | 0 |
| Sep 20, 2021 – Sep 24, 2021 | $430.00 | $1,038.00 | $427.50 | $606.00 | 0 |
| Sep 27, 2021 – Oct 1, 2021 | $638.45 | $640.50 | $438.75 | $457.50 | 0 |
| Oct 4, 2021 – Oct 8, 2021 | $465.75 | $575.00 | $413.75 | $442.00 | 0 |
| Oct 11, 2021 – Oct 15, 2021 | $429.75 | $436.75 | $325.00 | $366.25 | 0 |
| Oct 18, 2021 – Oct 22, 2021 | $365.75 | $499.25 | $350.50 | $414.50 | 0 |
| Oct 25, 2021 – Oct 29, 2021 | $419.25 | $643.73 | $418.50 | $546.75 | 0 |
| Nov 1, 2021 – Nov 5, 2021 | $575.25 | $661.50 | $501.75 | $544.25 | 0 |
| Nov 8, 2021 – Nov 12, 2021 | $557.75 | $627.50 | $479.75 | $564.50 | 0 |
| Nov 15, 2021 – Nov 19, 2021 | $578.25 | $698.25 | $530.00 | $612.50 | 0 |
| Nov 22, 2021 – Nov 26, 2021 | $624.75 | $934.50 | $595.75 | $871.25 | 0 |
| Nov 29, 2021 – Dec 3, 2021 | $887.50 | $1,036.39 | $802.75 | $935.25 | 0 |
| Dec 6, 2021 – Dec 10, 2021 | $893.00 | $900.00 | $501.75 | $518.00 | 0 |
| Dec 13, 2021 – Dec 17, 2021 | $508.75 | $512.50 | $376.25 | $498.00 | 0 |
| Dec 20, 2021 – Dec 23, 2021 | $463.75 | $672.50 | $445.50 | $624.75 | 0 |
| Dec 27, 2021 – Dec 31, 2021 | $617.00 | $650.00 | $571.00 | $598.75 | 0 |
| Jan 3, 2022 – Jan 7, 2022 | $596.25 | $619.46 | $444.75 | $466.25 | 0 |
| Jan 10, 2022 – Jan 14, 2022 | $451.50 | $477.11 | $396.25 | $430.00 | 0 |
| Jan 17, 2022 – Jan 21, 2022 | $428.50 | $457.00 | $396.68 | $443.75 | 0 |
| Jan 24, 2022 – Jan 28, 2022 | $417.25 | $434.00 | $371.25 | $378.50 | 0 |
| Jan 31, 2022 – Feb 4, 2022 | $385.25 | $423.60 | $353.13 | $374.75 | 0 |
| Feb 7, 2022 – Feb 11, 2022 | $372.50 | $396.35 | $348.00 | $352.00 | 0 |
| Feb 14, 2022 – Feb 18, 2022 | $348.00 | $397.75 | $348.00 | $372.25 | 0 |
| Feb 21, 2022 – Feb 25, 2022 | $367.50 | $435.90 | $367.50 | $390.50 | 0 |
| Feb 28, 2022 – Mar 4, 2022 | $389.00 | $437.50 | $371.25 | $375.75 | 0 |
| Mar 7, 2022 – Mar 11, 2022 | $373.00 | $391.75 | $316.50 | $318.00 | 0 |
| Mar 14, 2022 – Mar 18, 2022 | $329.00 | $447.00 | $329.00 | $438.50 | 0 |
| Mar 21, 2022 – Mar 25, 2022 | $427.75 | $437.75 | $395.00 | $425.50 | 0 |
| Mar 28, 2022 – Apr 1, 2022 | $415.50 | $424.93 | $383.75 | $392.50 | 0 |
| Apr 4, 2022 – Apr 8, 2022 | $388.75 | $397.63 | $344.00 | $347.25 | 0 |
| Apr 11, 2022 – Apr 14, 2022 | $340.75 | $384.76 | $320.50 | $376.50 | 0 |
| Apr 18, 2022 – Apr 22, 2022 | $313.00 | $349.00 | $184.50 | $196.25 | 0 |
| Apr 25, 2022 – Apr 29, 2022 | $187.50 | $240.25 | $185.00 | $202.00 | 0 |
| May 2, 2022 – May 6, 2022 | $197.25 | $221.50 | $179.25 | $180.50 | 0 |
| May 9, 2022 – May 13, 2022 | $175.00 | $180.50 | $132.50 | $166.25 | 0 |
| May 16, 2022 – May 20, 2022 | $166.25 | $193.75 | $155.50 | $160.75 | 0 |
| May 23, 2022 – May 27, 2022 | $165.75 | $171.25 | $144.25 | $166.25 | 0 |
| May 30, 2022 – Jun 3, 2022 | $166.00 | $202.50 | $149.13 | $165.50 | 0 |
| Jun 6, 2022 – Jun 10, 2022 | $166.75 | $186.50 | $150.00 | $150.00 | 0 |
| Jun 13, 2022 – Jun 17, 2022 | $146.75 | $153.25 | $124.50 | $149.25 | 0 |
| Jun 20, 2022 – Jun 24, 2022 | $155.50 | $170.00 | $146.88 | $154.75 | 0 |
| Jun 27, 2022 – Jul 1, 2022 | $156.75 | $165.75 | $134.00 | $154.00 | 0 |
| Jul 4, 2022 – Jul 8, 2022 | $155.75 | $172.00 | $150.88 | $158.50 | 0 |
| Jul 11, 2022 – Jul 15, 2022 | $161.00 | $161.25 | $131.25 | $136.50 | 0 |
| Jul 18, 2022 – Jul 22, 2022 | $137.25 | $158.75 | $137.00 | $157.50 | 0 |
| Jul 25, 2022 – Jul 29, 2022 | $160.25 | $160.25 | $128.25 | $136.25 | 0 |
| Aug 1, 2022 – Aug 5, 2022 | $133.00 | $139.00 | $126.50 | $138.25 | 0 |
| Aug 8, 2022 – Aug 12, 2022 | $140.00 | $157.75 | $131.25 | $157.75 | 0 |
| Aug 15, 2022 – Aug 19, 2022 | $156.25 | $171.25 | $142.75 | $143.00 | 0 |
| Aug 22, 2022 – Aug 26, 2022 | $141.75 | $153.00 | $135.25 | $143.75 | 0 |
| Aug 29, 2022 – Sep 2, 2022 | $139.75 | $171.50 | $133.75 | $156.25 | 0 |
| Sep 5, 2022 – Sep 9, 2022 | $158.00 | $158.75 | $130.00 | $139.75 | 0 |
| Sep 12, 2022 – Sep 16, 2022 | $143.75 | $224.25 | $140.63 | $199.75 | 0 |
| Sep 19, 2022 – Sep 23, 2022 | $194.75 | $207.00 | $160.25 | $164.00 | 0 |
| Sep 26, 2022 – Sep 30, 2022 | $160.75 | $177.25 | $140.75 | $140.75 | 0 |
| Oct 3, 2022 – Oct 7, 2022 | $142.50 | $146.75 | $123.38 | $128.50 | 0 |
| Oct 10, 2022 – Oct 14, 2022 | $127.50 | $129.75 | $113.00 | $116.75 | 0 |
| Oct 17, 2022 – Oct 21, 2022 | $124.50 | $124.50 | $97.50 | $100.00 | 0 |
| Oct 24, 2022 – Oct 28, 2022 | $100.00 | $118.25 | $95.00 | $113.50 | 0 |
| Oct 31, 2022 – Nov 4, 2022 | $114.00 | $143.00 | $107.25 | $139.75 | 0 |
| Nov 7, 2022 – Nov 11, 2022 | $141.25 | $266.75 | $137.25 | $213.00 | 0 |
| Nov 14, 2022 – Nov 18, 2022 | $212.00 | $214.75 | $178.50 | $192.25 | 0 |
| Nov 21, 2022 – Nov 25, 2022 | $191.50 | $198.25 | $175.25 | $186.50 | 0 |
| Nov 28, 2022 – Dec 2, 2022 | $194.00 | $216.50 | $173.25 | $174.50 | 0 |
| Dec 5, 2022 – Dec 9, 2022 | $170.00 | $194.00 | $170.00 | $191.25 | 0 |
| Dec 12, 2022 – Dec 16, 2022 | $191.25 | $191.50 | $120.00 | $124.00 | 0 |
| Dec 19, 2022 – Dec 23, 2022 | $125.00 | $128.25 | $103.50 | $105.00 | 0 |
| Dec 26, 2022 – Dec 30, 2022 | $106.00 | $106.00 | $84.25 | $90.25 | 0 |
| Jan 2, 2023 – Jan 6, 2023 | $90.25 | $92.75 | $64.25 | $72.75 | 0 |
| Jan 9, 2023 – Jan 13, 2023 | $75.50 | $78.38 | $60.25 | $69.00 | 0 |
| Jan 16, 2023 – Jan 20, 2023 | $69.25 | $75.75 | $49.75 | $52.25 | 0 |
| Jan 23, 2023 – Jan 27, 2023 | $55.00 | $62.00 | $50.00 | $53.00 | 0 |
| Jan 30, 2023 – Feb 3, 2023 | $52.75 | $68.88 | $50.49 | $62.50 | 0 |
| Feb 6, 2023 – Feb 10, 2023 | $72.25 | $103.25 | $57.25 | $60.25 | 0 |
| Feb 13, 2023 – Feb 17, 2023 | $59.75 | $74.50 | $35.00 | $36.63 | 0 |
| Feb 20, 2023 – Feb 24, 2023 | $36.75 | $38.75 | $30.50 | $31.25 | 0 |
| Feb 27, 2023 – Mar 3, 2023 | $32.00 | $35.38 | $30.25 | $34.50 | 0 |
| Mar 6, 2023 – Mar 10, 2023 | $35.25 | $35.75 | $28.88 | $29.50 | 0 |
| Mar 13, 2023 – Mar 17, 2023 | $28.50 | $29.23 | $23.98 | $24.99 | 0 |
| Mar 20, 2023 – Mar 24, 2023 | $25.25 | $31.25 | $25.00 | $29.00 | 0 |
| Mar 27, 2023 – Mar 31, 2023 | $29.25 | $36.75 | $28.25 | $35.00 | 0 |
| Apr 3, 2023 – Apr 6, 2023 | $35.00 | $35.75 | $30.50 | $32.75 | 0 |
| Apr 10, 2023 – Apr 14, 2023 | $32.50 | $32.75 | $29.00 | $31.00 | 0 |
| Apr 17, 2023 – Apr 21, 2023 | $31.00 | $32.00 | $26.25 | $27.50 | 0 |
| Apr 24, 2023 – Apr 28, 2023 | $27.75 | $29.00 | $26.25 | $28.25 | 0 |
| May 1, 2023 – May 5, 2023 | $28.25 | $29.38 | $24.75 | $28.50 | 0 |
| May 8, 2023 – May 12, 2023 | $29.50 | $31.50 | $25.00 | $25.00 | 0 |
| May 15, 2023 – May 19, 2023 | $25.00 | $28.75 | $17.50 | $22.34 | 0 |
| May 22, 2023 – May 26, 2023 | $22.72 | $34.00 | $22.50 | $34.00 | 0 |
| May 29, 2023 – Jun 2, 2023 | $34.50 | $38.50 | $29.75 | $31.50 | 0 |
| Jun 5, 2023 – Jun 9, 2023 | $31.50 | $41.25 | $31.50 | $38.50 | 0 |
| Jun 12, 2023 – Jun 16, 2023 | $39.25 | $40.50 | $33.25 | $37.00 | 0 |
| Jun 19, 2023 – Jun 23, 2023 | $37.50 | $37.75 | $28.51 | $29.50 | 0 |
| Jun 26, 2023 – Jun 30, 2023 | $29.75 | $33.75 | $29.25 | $30.25 | 0 |
| Jul 3, 2023 – Jul 7, 2023 | $30.50 | $32.50 | $28.75 | $30.00 | 0 |
| Jul 10, 2023 – Jul 14, 2023 | $30.00 | $35.18 | $29.75 | $31.50 | 0 |
| Jul 17, 2023 – Jul 21, 2023 | $31.25 | $33.75 | $29.25 | $29.50 | 0 |
| Jul 24, 2023 – Jul 28, 2023 | $29.75 | $31.50 | $28.75 | $30.25 | 0 |
| Jul 31, 2023 – Aug 4, 2023 | $29.75 | $37.38 | $28.75 | $29.25 | 0 |
| Aug 7, 2023 – Aug 11, 2023 | $29.50 | $29.50 | $25.00 | $27.00 | 0 |
| Aug 14, 2023 – Aug 18, 2023 | $27.25 | $27.75 | $23.75 | $24.25 | 0 |
| Aug 21, 2023 – Aug 25, 2023 | $24.75 | $25.00 | $21.53 | $22.00 | 0 |
| Aug 28, 2023 – Sep 1, 2023 | $22.45 | $24.44 | $21.90 | $23.56 | 0 |
| Sep 4, 2023 – Sep 8, 2023 | $24.25 | $31.25 | $15.83 | $16.00 | 0 |
| Sep 11, 2023 – Sep 15, 2023 | $17.79 | $18.25 | $15.25 | $15.50 | 0 |
| Sep 18, 2023 – Sep 22, 2023 | $15.60 | $15.63 | $12.50 | $13.30 | 0 |
| Sep 25, 2023 – Sep 29, 2023 | $13.50 | $16.00 | $12.02 | $14.88 | 0 |
| Oct 2, 2023 – Oct 6, 2023 | $15.31 | $16.00 | $13.75 | $14.94 | 0 |
| Oct 9, 2023 – Oct 13, 2023 | $14.50 | $15.50 | $12.50 | $13.25 | 0 |
| Oct 16, 2023 – Oct 20, 2023 | $13.75 | $14.16 | $10.40 | $10.40 | 0 |
| Oct 23, 2023 – Oct 27, 2023 | $11.18 | $11.63 | $9.78 | $10.53 | 0 |
| Oct 30, 2023 – Nov 3, 2023 | $10.63 | $13.47 | $9.97 | $11.00 | 0 |
| Nov 6, 2023 – Nov 10, 2023 | $11.75 | $13.75 | $11.50 | $12.52 | 0 |
| Nov 13, 2023 – Nov 17, 2023 | $13.03 | $18.90 | $12.65 | $13.75 | 0 |
| Nov 20, 2023 – Nov 24, 2023 | $14.28 | $15.50 | $12.61 | $13.25 | 0 |
| Nov 27, 2023 – Dec 1, 2023 | $13.45 | $13.50 | $11.50 | $12.83 | 0 |
| Dec 4, 2023 – Dec 8, 2023 | $12.84 | $14.25 | $12.00 | $12.43 | 0 |
| Dec 11, 2023 – Dec 15, 2023 | $12.50 | $14.33 | $11.00 | $12.83 | 0 |
| Dec 18, 2023 – Dec 22, 2023 | $13.29 | $13.45 | $11.40 | $11.75 | 0 |
| Dec 25, 2023 – Dec 29, 2023 | $11.89 | $12.00 | $11.00 | $11.85 | 0 |
| Jan 1, 2024 – Jan 5, 2024 | $12.13 | $12.48 | $10.00 | $10.05 | 0 |
| Jan 8, 2024 – Jan 12, 2024 | $10.25 | $12.00 | $10.20 | $11.73 | 0 |
| Jan 15, 2024 – Jan 19, 2024 | $12.00 | $12.25 | $10.50 | $11.75 | 0 |
| Jan 22, 2024 – Jan 26, 2024 | $12.00 | $12.25 | $10.75 | $11.21 | 0 |
| Jan 29, 2024 – Feb 2, 2024 | $11.25 | $11.88 | $10.50 | $10.75 | 0 |
| Feb 5, 2024 – Feb 9, 2024 | $10.90 | $15.00 | $10.51 | $13.25 | 0 |
| Feb 12, 2024 – Feb 16, 2024 | $13.25 | $17.00 | $13.10 | $14.75 | 0 |
| Feb 19, 2024 – Feb 23, 2024 | $15.00 | $15.13 | $13.00 | $13.74 | 0 |
| Feb 26, 2024 – Mar 1, 2024 | $13.75 | $21.25 | $13.73 | $18.30 | 0 |
| Mar 4, 2024 – Mar 8, 2024 | $18.75 | $23.00 | $16.65 | $21.25 | 0 |
| Mar 11, 2024 – Mar 15, 2024 | $21.00 | $22.00 | $18.00 | $19.40 | 0 |
| Mar 18, 2024 – Mar 22, 2024 | $19.25 | $20.25 | $16.75 | $18.38 | 0 |
| Mar 25, 2024 – Mar 28, 2024 | $18.25 | $19.00 | $17.50 | $18.13 | 0 |
| Apr 1, 2024 – Apr 5, 2024 | $18.50 | $18.50 | $13.28 | $14.23 | 0 |
| Apr 8, 2024 – Apr 12, 2024 | $14.00 | $14.42 | $12.00 | $12.42 | 0 |
| Apr 15, 2024 – Apr 19, 2024 | $12.75 | $14.38 | $11.76 | $11.79 | 0 |
| Apr 22, 2024 – Apr 26, 2024 | $12.50 | $12.75 | $11.75 | $12.19 | 0 |
| Apr 29, 2024 – May 3, 2024 | $15.00 | $15.00 | $10.05 | $10.26 | 0 |
| May 6, 2024 – May 10, 2024 | $10.50 | $12.08 | $9.78 | $9.98 | 0 |
| May 13, 2024 – May 17, 2024 | $10.18 | $11.73 | $9.75 | $10.92 | 0 |
| May 20, 2024 – May 24, 2024 | $11.50 | $11.50 | $9.89 | $10.00 | 0 |
| May 27, 2024 – May 31, 2024 | $10.00 | $10.25 | $9.75 | $9.75 | 0 |
| Jun 3, 2024 – Jun 7, 2024 | $9.69 | $10.00 | $8.82 | $9.45 | 0 |
| Jun 10, 2024 – Jun 14, 2024 | $9.75 | $10.00 | $9.04 | $9.25 | 0 |
| Jun 17, 2024 – Jun 21, 2024 | $9.50 | $9.63 | $7.50 | $7.50 | 0 |
| Jun 24, 2024 – Jun 28, 2024 | $7.67 | $8.70 | $7.53 | $8.55 | 0 |
| Jul 1, 2024 – Jul 5, 2024 | $8.75 | $9.13 | $7.50 | $8.50 | 0 |
| Jul 8, 2024 – Jul 12, 2024 | $8.75 | $9.25 | $7.80 | $9.03 | 0 |
| Jul 15, 2024 – Jul 19, 2024 | $9.59 | $11.85 | $8.50 | $9.69 | 0 |
| Jul 22, 2024 – Jul 26, 2024 | $10.13 | $10.25 | $9.00 | $9.75 | 0 |
| Jul 29, 2024 – Aug 2, 2024 | $10.00 | $10.10 | $7.75 | $8.11 | 0 |
| Aug 5, 2024 – Aug 9, 2024 | $7.50 | $8.22 | $7.25 | $8.00 | 0 |
| Aug 12, 2024 – Aug 16, 2024 | $8.05 | $8.19 | $7.50 | $8.07 | 0 |
| Aug 19, 2024 – Aug 23, 2024 | $8.25 | $9.63 | $7.90 | $9.38 | 0 |
| Aug 26, 2024 – Aug 30, 2024 | $9.35 | $9.50 | $7.50 | $8.00 | 0 |
| Sep 2, 2024 – Sep 6, 2024 | $8.00 | $8.20 | $7.01 | $7.18 | 0 |
| Sep 9, 2024 – Sep 13, 2024 | $7.37 | $7.68 | $6.77 | $7.30 | 0 |
| Sep 16, 2024 – Sep 20, 2024 | $6.95 | $7.98 | $5.87 | $5.94 | 0 |
| Sep 23, 2024 – Sep 27, 2024 | $5.93 | $6.35 | $3.72 | $5.02 | 0 |
| Sep 30, 2024 – Oct 4, 2024 | $5.45 | $6.00 | $4.31 | $4.31 | 0 |
| Oct 7, 2024 – Oct 11, 2024 | $4.11 | $4.28 | $3.75 | $4.19 | 0 |
| Oct 14, 2024 – Oct 18, 2024 | $4.30 | $7.48 | $3.97 | $5.94 | 0 |
| Oct 21, 2024 – Oct 25, 2024 | $5.98 | $9.76 | $5.95 | $7.16 | 0 |
| Oct 28, 2024 – Nov 1, 2024 | $7.28 | $7.80 | $5.31 | $5.43 | 0 |
| Nov 4, 2024 – Nov 8, 2024 | $5.37 | $8.50 | $5.22 | $8.19 | 0 |
| Nov 11, 2024 – Nov 15, 2024 | $8.90 | $10.68 | $7.68 | $7.92 | 0 |
| Nov 18, 2024 – Nov 22, 2024 | $8.17 | $14.45 | $7.00 | $12.92 | 0 |
| Nov 25, 2024 – Nov 29, 2024 | $14.98 | $20.93 | $14.60 | $19.98 | 0 |
| Dec 2, 2024 – Dec 6, 2024 | $22.61 | $32.50 | $17.41 | $22.84 | 0 |
| Dec 9, 2024 – Dec 13, 2024 | $25.20 | $30.99 | $22.00 | $23.70 | 0 |
| Dec 16, 2024 – Dec 20, 2024 | $23.75 | $42.90 | $22.64 | $30.50 | 0 |
| Dec 23, 2024 – Dec 27, 2024 | $31.38 | $52.79 | $26.10 | $42.69 | 0 |
| Dec 30, 2024 – Jan 3, 2025 | $39.98 | $47.11 | $35.14 | $39.66 | 0 |
| Jan 6, 2025 – Jan 10, 2025 | $41.04 | $41.85 | $21.60 | $21.92 | 0 |
| Jan 13, 2025 – Jan 17, 2025 | $20.00 | $32.63 | $15.60 | $26.77 | 0 |
| Jan 20, 2025 – Jan 24, 2025 | $25.10 | $31.10 | $24.10 | $27.89 | 0 |
| Jan 27, 2025 – Jan 31, 2025 | $25.40 | $26.91 | $20.30 | $20.50 | 0 |
| Feb 3, 2025 – Feb 7, 2025 | $18.96 | $21.25 | $18.02 | $19.00 | 0 |
| Feb 10, 2025 – Feb 14, 2025 | $19.55 | $19.67 | $16.23 | $16.53 | 0 |
| Feb 17, 2025 – Feb 21, 2025 | $15.98 | $17.73 | $15.32 | $16.00 | 0 |
| Feb 24, 2025 – Feb 28, 2025 | $15.33 | $15.81 | $11.80 | $12.71 | 0 |
| Mar 3, 2025 – Mar 7, 2025 | $13.59 | $14.02 | $11.04 | $12.61 | 0 |
| Mar 10, 2025 – Mar 14, 2025 | $12.31 | $15.25 | $11.06 | $15.00 | 0 |
| Mar 17, 2025 – Mar 21, 2025 | $17.09 | $23.89 | $16.03 | $17.73 | 0 |
| Mar 24, 2025 – Mar 28, 2025 | $19.50 | $20.70 | $15.01 | $15.06 | 0 |
| Mar 31, 2025 – Apr 4, 2025 | $14.17 | $15.18 | $11.60 | $12.02 | 0 |
| Apr 7, 2025 – Apr 11, 2025 | $11.00 | $15.38 | $11.00 | $15.00 | 0 |
| Apr 14, 2025 – Apr 17, 2025 | $16.00 | $16.00 | $13.80 | $14.95 | 0 |
| Apr 21, 2025 – Apr 25, 2025 | $14.75 | $15.42 | $13.11 | $15.15 | 0 |
| Apr 28, 2025 – May 2, 2025 | $15.31 | $18.24 | $14.85 | $16.90 | 0 |
| May 5, 2025 – May 9, 2025 | $16.47 | $17.08 | $15.00 | $15.84 | 0 |
| May 12, 2025 – May 16, 2025 | $16.77 | $18.76 | $15.08 | $18.48 | 0 |
| May 19, 2025 – May 23, 2025 | $18.37 | $30.66 | $17.03 | $25.11 | 0 |
| May 26, 2025 – May 30, 2025 | $27.63 | $32.90 | $20.88 | $21.56 | 0 |
| Jun 2, 2025 – Jun 6, 2025 | $21.00 | $25.59 | $20.67 | $25.55 | 0 |
| Jun 9, 2025 – Jun 13, 2025 | $26.50 | $28.44 | $23.50 | $23.78 | 0 |
| Jun 16, 2025 – Jun 20, 2025 | $25.68 | $44.70 | $25.26 | $41.68 | 0 |
| Jun 23, 2025 – Jun 27, 2025 | $38.47 | $43.50 | $35.70 | $38.89 | 0 |
| Jun 30, 2025 – Jul 3, 2025 | $38.96 | $39.57 | $32.80 | $35.08 | 0 |
| Jul 7, 2025 – Jul 11, 2025 | $34.93 | $41.40 | $32.32 | $34.68 | 0 |
| Jul 14, 2025 – Jul 18, 2025 | $34.92 | $46.48 | $34.68 | $42.36 | 0 |
| Jul 21, 2025 – Jul 25, 2025 | $43.00 | $50.21 | $37.20 | $38.33 | 0 |
| Jul 28, 2025 – Aug 1, 2025 | $38.51 | $38.84 | $30.89 | $32.35 | 0 |
| Aug 4, 2025 – Aug 8, 2025 | $33.49 | $37.82 | $31.88 | $32.33 | 0 |
| Aug 11, 2025 – Aug 15, 2025 | $32.75 | $35.50 | $30.80 | $32.95 | 0 |
| Aug 18, 2025 – Aug 22, 2025 | $32.40 | $32.56 | $27.29 | $30.81 | 0 |
| Aug 25, 2025 – Aug 29, 2025 | $30.51 | $32.40 | $29.50 | $30.00 | 0 |
| Sep 1, 2025 – Sep 5, 2025 | $28.30 | $29.41 | $26.41 | $27.85 | 0 |
| Sep 8, 2025 – Sep 12, 2025 | $27.90 | $33.85 | $26.31 | $33.71 | 0 |
| Sep 15, 2025 – Sep 19, 2025 | $33.58 | $42.21 | $31.16 | $41.73 | 0 |
| Sep 22, 2025 – Sep 26, 2025 | $40.08 | $45.29 | $36.00 | $36.45 | 0 |
| Sep 29, 2025 – Oct 3, 2025 | $37.55 | $52.30 | $34.76 | $49.92 | 0 |
| Oct 6, 2025 – Oct 10, 2025 | $50.00 | $62.00 | $47.30 | $48.52 | 0 |
| Oct 13, 2025 – Oct 17, 2025 | $50.86 | $61.11 | $37.85 | $41.49 | 0 |
| Oct 20, 2025 – Oct 24, 2025 | $42.67 | $44.19 | $33.60 | $42.71 | 0 |
| Oct 27, 2025 – Oct 31, 2025 | $45.43 | $49.33 | $41.50 | $43.63 | 0 |
| Nov 3, 2025 – Nov 7, 2025 | $43.36 | $43.36 | $29.86 | $33.84 | 0 |
| Nov 10, 2025 – Nov 14, 2025 | $36.16 | $36.50 | $25.43 | $27.48 | 0 |
| Nov 17, 2025 – Nov 21, 2025 | $27.84 | $29.90 | $21.59 | $24.37 | 0 |
| Nov 24, 2025 – Nov 28, 2025 | $24.51 | $28.88 | $24.01 | $28.51 | 0 |
| Dec 1, 2025 – Dec 5, 2025 | $27.35 | $31.75 | $26.29 | $30.43 | 0 |
| Dec 8, 2025 – Dec 12, 2025 | $30.38 | $30.45 | $27.04 | $28.35 | 0 |
| Dec 15, 2025 – Dec 19, 2025 | $28.16 | $28.33 | $22.38 | $25.49 | 0 |
| Dec 22, 2025 – Dec 26, 2025 | $26.00 | $28.09 | $22.72 | $22.81 | 0 |
| Dec 29, 2025 – Jan 2, 2026 | $22.15 | $24.73 | $21.43 | $24.54 | 0 |
| Jan 5, 2026 – Jan 9, 2026 | $25.15 | $29.20 | $25.15 | $26.87 | 0 |
| Jan 12, 2026 – Jan 16, 2026 | $26.15 | $28.15 | $24.67 | $26.60 | 0 |
| Jan 19, 2026 – Jan 23, 2026 | $24.56 | $26.50 | $23.22 | $24.20 | 0 |
| Jan 26, 2026 – Jan 30, 2026 | $24.54 | $24.82 | $20.00 | $20.32 | 0 |
| Feb 2, 2026 – Feb 6, 2026 | $20.02 | $20.92 | $16.00 | $18.59 | 0 |
| Feb 9, 2026 – Feb 13, 2026 | $18.87 | $19.09 | $15.89 | $17.00 | 0 |
| Feb 16, 2026 – Feb 20, 2026 | $16.90 | $17.04 | $15.75 | $15.85 | 0 |
| Feb 23, 2026 – Feb 27, 2026 | $15.55 | $17.81 | $15.02 | $16.46 | 0 |
| Mar 2, 2026 – Mar 6, 2026 | $15.72 | $16.93 | $15.31 | $15.41 | 0 |
| Mar 9, 2026 – Mar 13, 2026 | $15.07 | $15.84 | $13.61 | $13.63 | 0 |
| Mar 16, 2026 – Mar 20, 2026 | $13.97 | $14.60 | $12.91 | $13.60 | 0 |
| Mar 23, 2026 – Mar 27, 2026 | $13.55 | $14.50 | $11.59 | $11.78 | 0 |
| Mar 30, 2026 – Apr 2, 2026 | $11.91 | $14.28 | $11.52 | $13.97 | 0 |
| Apr 6, 2026 – Apr 10, 2026 | $13.76 | $14.25 | $12.21 | $12.53 | 0 |
| Apr 13, 2026 – Apr 17, 2026 | $12.30 | $17.70 | $11.91 | $16.03 | 0 |
| Apr 20, 2026 – Apr 24, 2026 | $15.43 | $16.90 | $13.70 | $14.53 | 0 |
| Apr 27, 2026 – May 1, 2026 | $14.39 | $15.00 | $13.04 | $14.52 | 0 |
| May 4, 2026 – May 8, 2026 | $14.60 | $16.24 | $13.95 | $14.96 | 0 |
| May 11, 2026 – May 15, 2026 | $14.66 | $15.60 | $12.91 | $13.34 | 0 |
| May 18, 2026 – May 22, 2026 | $13.28 | $19.00 | $11.91 | $17.49 | 0 |
| May 25, 2026 – May 29, 2026 | $18.04 | $18.04 | $15.38 | $16.51 | 0 |
| Jun 1, 2026 – Jun 5, 2026 | $16.23 | $17.54 | $11.80 | $12.14 | 0 |
| Jun 8, 2026 – Jun 12, 2026 | $12.66 | $14.16 | $12.07 | $13.60 | 0 |
| Jun 15, 2026 – Jun 18, 2026 | $14.37 | $25.70 | $14.37 | $24.38 | 0 |
| Jun 22, 2026 – Jun 26, 2026 | $23.62 | $29.89 | $20.29 | $24.26 | 0 |
| Jun 29, 2026 – Jul 2, 2026 | $24.80 | $30.98 | $23.20 | $23.52 | 0 |
| Jul 6, 2026 – Jul 10, 2026 | $24.46 | $24.82 | $18.60 | $19.08 | 0 |
| Jul 13, 2026 – Jul 17, 2026 | $18.60 | $19.53 | $16.06 | $17.42 | 0 |
| Jul 20, 2026 – Jul 24, 2026 | $17.35 | $19.37 | $16.61 | $16.65 | 0 |
| Jul 27, 2026 – Jul 31, 2026 | $17.17 | $18.99 | $15.42 | $17.13 | 0 |
| Aug 3, 2026 – Aug 7, 2026 | $17.46 | $23.19 | $17.13 | $22.90 | 0 |
| Aug 10, 2026 – Aug 14, 2026 | $23.00 | $24.90 | $22.04 | $24.36 | 0 |
| Aug 17, 2026 – Aug 21, 2026 | $24.12 | $24.63 | $20.35 | $21.14 | 0 |
| Aug 24, 2026 – Aug 28, 2026 | $20.75 | $21.95 | $19.25 | $20.04 | 0 |
| Aug 31, 2026 – Sep 4, 2026 | $19.33 | $21.40 | $18.60 | $21.37 | 0 |
Valuation
| Metric | Value | Upside |
|---|---|---|
| IC Value | $82.56 | +286% |
| P/E | -11.18 | |
| P/B | 15.41 | |
| P/S | 791.65 | |
| EV/EBITDA | -10.41 | |
| PEG | — | |
| P/TBV | 16.24 |
Valuation history
Annual price overlaid with each model's fair value. Y-axis is log scale.
| Year | Price | AI | IC | Graham-Dodd | Graham Formula |
|---|---|---|---|---|---|
| 2011 | |||||
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| 2014 | |||||
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| 2016 | |||||
| 2017 | |||||
| 2018 | |||||
| 2019 | |||||
| 2020 | |||||
| 2021 | $518.00 | ||||
| 2022 | $191.25 | ||||
| 2023 | $12.43 | ||||
| 2024 | $22.84 | $9.62 | |||
| 2025 | $30.43 | $21.14 |
Historic valuation ratios
Pick a category, then toggle metrics to compare.
Line items
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About Arqit Quantum Inc.
Arqit Quantum Inc. is a London, UK-based company that provides cutting-edge cybersecurity solutions, leveraging both satellite and ground-based infrastructure to protect its clients. A core component of its service portfolio is QuantumCloud, an innovative platform that facilitates the download of a compact software agent onto any device. This agent's primary purpose is to cooperatively generate strong encryption keys by interacting with other connected devices.
- CEO
- Andrew James Leaver
- Employees
- 91
- Beta
- 2.21
Scroll horizontally for additional metrics. Ticker column stays fixed.
| Basic Info | IC Valuation | Core Valuation | Profitability | Leverage & Liquidity | Growth | Cash Flow | Dividends | Enterprise Value | Risk | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ticker | Company Name | Price | Market Cap | Value | Upside | P/E | P/B | P/S | EV/EBITDA | PEG | P/TBV | Gross Margin | Operating Margin | Net Margin | ROE | ROIC | ROA | Debt/Equity | Interest Coverage | Current Ratio | Quick Ratio | Net Debt/EBITDA | EPS Growth | Sales Growth | FCF Growth | FCF Yield | Op Cash Flow Ratio | Cash ROIC | Dividend Yield | Dividend Payout | Shareholder Yield | EV/EBIT | EV/FCF | EV/Sales | Altman Z-Score |
| ARQQ | Arqit Quantum Inc. | $22.90 | 364.93M | $21.15 | -8% | -11.18 | 15.41 | 791.65 | -10.41 | — | 16.24 | -43.40% | -6636.04% | -6668.49% | -192.19% | 444.06% | -107.89% | 0.03 | -732.73 | 2.69 | 2.69 | 0.99 | -76.27% | 80.89% | -21.01% | -7.05% | -1.98 | 396.60% | 0.00% | 0.00% | 4.42% | -10.90 | -12.96 | 723.24 | 1.92 |
| APPS | Digital Turbine, Inc. | $13.17 | 1.59B | $14.09 | +7% | -26.96 | 5.29 | 1.80 | 33.61 | — | -4.10 | 48.59% | 6.02% | -6.68% | -21.80% | 6.45% | -4.56% | 1.92 | 0.58 | 1.16 | 1.08 | 8.25 | -62.92% | 15.24% | -171.72% | 1.10% | 0.16 | 2.12% | 0.00% | 0.00% | 4.73% | 39.61 | 120.54 | 2.39 | 0.60 |
| BLZE | Backblaze, Inc. | $18.62 | 1.12B | $13.02 | -30% | -7.99 | 2.46 | 1.40 | 56.07 | — | 4.83 | 60.89% | -16.20% | -17.56% | -31.85% | -29.08% | -14.21% | 0.74 | -6.11 | 1.07 | 0.96 | 8.46 | -58.56% | 14.27% | 4.56% | 5.52% | 0.38 | 13.89% | 0.00% | 0.00% | 0.97% | -9.09 | 19.03 | 1.47 | -0.11 |
| CCSI | Consensus Cloud Solutions… | $38.17 | 702.25M | $63.84 | +67% | 6.84 | 42.00 | 1.65 | 6.44 | — | -1.53 | 79.81% | 42.96% | 24.17% | -257.35% | 21.98% | 13.35% | 42.14 | 4.23 | 1.79 | 1.50 | 3.01 | -5.64% | -0.20% | 19.87% | 18.30% | 2.08 | 20.88% | 0.00% | 0.00% | 15.71% | 7.22 | 10.24 | 3.10 | 1.90 |
| CGNT | Cognyte Software Ltd. | $9.13 | 672.93M | $25.32 | +177% | -926.80 | 2.86 | 1.48 | 22.01 | — | 8.43 | 72.42% | 3.31% | -0.16% | -0.32% | 4.25% | -0.13% | 0.21 | 68.36 | 1.33 | 1.11 | -3.14 | -94.88% | 14.09% | -11.62% | 5.02% | 0.18 | 23.41% | 0.00% | 0.00% | 3.63% | 39.02 | 17.43 | 1.29 | 1.81 |
| CINT | CI&T Inc | $3.56 | 458.02M | $18.30 | +414% | 17.83 | 2.34 | 1.48 | 9.10 | 49.04 | -35.49 | 31.98% | 12.66% | 8.30% | 22.93% | 19.89% | 12.60% | 0.42 | 4.59 | 1.33 | 1.29 | 0.94 | 36.36% | 11.55% | 384.77% | 6.32% | 0.41 | 20.26% | 0.00% | 0.00% | 4.90% | 12.99 | 17.63 | 1.64 | 3.43 |
| DOMO | Domo, Inc. | $3.80 | 166.34M | $33.32 | +777% | -1.67 | -0.53 | 0.31 | -6.79 | — | -0.50 | 74.99% | -12.26% | -18.61% | 32.67% | 44.34% | -26.38% | -0.75 | — | 0.57 | 0.47 | -3.35 | -31.92% | 0.57% | -89.08% | -2.04% | 0.03 | 2.29% | 0.00% | 0.00% | 3.27% | -5.01 | -96.97 | 0.61 | -8.85 |
| POET | POET Technologies Inc. | $8.09 | 1.07B | $181.34 | +2,141% | -10.11 | 3.46 | 591.94 | -5.54 | — | 3.47 | 100.00% | -3150.50% | -5857.78% | -61.58% | 45.63% | -31.62% | 0.04 | -235.09 | 2.19 | 2.18 | 0.55 | -27.66% | 2494.60% | 10.30% | -5.25% | -0.22 | 44.99% | 0.00% | 0.00% | 0.47% | -9.74 | -9.88 | 306.95 | 1.66 |
| PRTH | Priority Technology Holdi… | $6.66 | 548.49M | $23.48 | +253% | 7.11 | -3.94 | 0.42 | 6.91 | — | -0.48 | 21.38% | 14.82% | 5.84% | -41.67% | 17.95% | 2.64% | -10.42 | 1.61 | 1.07 | 0.12 | 4.91 | -319.35% | 8.33% | 17.47% | 18.97% | 0.07 | 9.54% | 0.00% | 0.00% | 2.57% | 9.66 | 18.18 | 1.43 | 0.69 |
| PSFE | Paysafe Limited | $8.03 | 414.96M | $65.05 | +710% | -2.20 | 0.61 | 0.24 | 5.07 | — | -0.18 | 40.32% | 7.20% | -10.73% | -23.79% | 4.86% | -3.80% | 4.06 | 0.90 | 1.24 | 1.16 | 3.88 | -972.22% | -0.20% | 67.71% | 55.61% | 0.17 | 8.88% | 0.00% | 0.00% | 243.43% | 14.01 | 7.67 | 1.01 | -0.12 |
| SPT | Sprout Social, Inc. | $8.63 | 518.71M | $20.30 | +135% | -7.93 | 1.69 | 0.75 | -11.29 | — | -100.07 | 77.56% | -9.50% | -9.47% | -23.42% | -29.50% | -9.11% | 0.33 | -17.37 | 0.93 | 0.77 | 1.02 | -32.11% | 12.72% | 68.25% | 11.45% | 0.17 | 26.69% | 0.00% | 0.00% | 0.00% | -7.25 | 8.01 | 0.69 | 0.14 |
Disclaimer: Information on this page is provided for educational purposes only and does not constitute investment advice. Upside computed as ($82.56 ÷ $21.37) − 1 = +286.34% (IC, example).