Select the filing type and date range you wish to view from the drop-down menus below.

0001821424NASDAQ: UK
YearTrailing 12-MonthsCalendar Year 2022Calendar Year 2021Calendar Year 2020Calendar Year 2009
ViewAll FilingsAnnual FilingsCurrent FilingsRegistration StatementsOther
FormDescriptionDateFormat
F-3/AAmendment to a previously filed F-3May 19, 2022Open Amendment to a previously filed F-3 in HTML.Open Amendment to a previously filed F-3 in DOC file.Open Amendment to a previously filed F-3 in PDF file.Open Amendment to a previously filed F-3 in XLS file.Open Amendment to a previously filed F-3 in XBLR Viewer.Open Amendment to a previously filed F-3 in XBLR file.
20-F/AAmendment to a previously filed 20-FMay 13, 2022Open Amendment to a previously filed 20-F in HTML.Open Amendment to a previously filed 20-F in DOC file.Open Amendment to a previously filed 20-F in PDF file.Open Amendment to a previously filed 20-F in XLS file.Open Amendment to a previously filed 20-F in XBLR Viewer.Open Amendment to a previously filed 20-F in XBLR file.
20-FRegistration of securities of foreign private issuers pursuant to section 12(b) or (g)May 10, 2022Open Registration of securities of foreign private issuers pursuant to section 12(b) or (g) in HTML.Open Registration of securities of foreign private issuers pursuant to section 12(b) or (g) in DOC file.Open Registration of securities of foreign private issuers pursuant to section 12(b) or (g) in PDF file.Open Registration of securities of foreign private issuers pursuant to section 12(b) or (g) in XLS file.Open Registration of securities of foreign private issuers pursuant to section 12(b) or (g) in XBLR Viewer.Open Registration of securities of foreign private issuers pursuant to section 12(b) or (g) in XBLR file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActMay 10, 2022Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
NT 20-FNT 20-FMay 2, 2022Open NT 20-F in HTML.Open NT 20-F in DOC file.Open NT 20-F in PDF file.Open NT 20-F in XLS file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActApr 21, 2022Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
F-3/AAmendment to a previously filed F-3Apr 11, 2022Open Amendment to a previously filed F-3 in HTML.Open Amendment to a previously filed F-3 in DOC file.Open Amendment to a previously filed F-3 in PDF file.Open Amendment to a previously filed F-3 in XLS file.Open Amendment to a previously filed F-3 in XBLR Viewer.Open Amendment to a previously filed F-3 in XBLR file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActMar 15, 2022Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
F-3/AAmendment to a previously filed F-3Mar 11, 2022Open Amendment to a previously filed F-3 in HTML.Open Amendment to a previously filed F-3 in DOC file.Open Amendment to a previously filed F-3 in PDF file.Open Amendment to a previously filed F-3 in XLS file.Open Amendment to a previously filed F-3 in XBLR Viewer.Open Amendment to a previously filed F-3 in XBLR file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActMar 2, 2022Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
SC 13G/AAmendment to a previously filed SC 13GFeb 11, 2022Open Amendment to a previously filed SC 13G in HTML.Open Amendment to a previously filed SC 13G in DOC file.Open Amendment to a previously filed SC 13G in PDF file.Open Amendment to a previously filed SC 13G in XLS file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActFeb 10, 2022Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
DOfficial notice of an offering of securities that is made without registration under the Securities Act in reliance on an exemption provided by Regulation D and Section 4(6) under the ActFeb 9, 2022Open Official notice of an offering of securities that is made without registration under the Securities Act in reliance on an exemption provided by Regulation D and Section 4(6) under the Act in HTML.Open Official notice of an offering of securities that is made without registration under the Securities Act in reliance on an exemption provided by Regulation D and Section 4(6) under the Act in DOC file.Open Official notice of an offering of securities that is made without registration under the Securities Act in reliance on an exemption provided by Regulation D and Section 4(6) under the Act in PDF file.Open Official notice of an offering of securities that is made without registration under the Securities Act in reliance on an exemption provided by Regulation D and Section 4(6) under the Act in XLS file.
SC 13G/AAmendment to a previously filed SC 13GFeb 9, 2022Open Amendment to a previously filed SC 13G in HTML.Open Amendment to a previously filed SC 13G in DOC file.Open Amendment to a previously filed SC 13G in PDF file.Open Amendment to a previously filed SC 13G in XLS file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActJan 28, 2022Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
F-1/AThis filing is a pre-effective amendment to an F-1 filingJan 27, 2022Open This filing is a pre-effective amendment to an F-1 filing in HTML.Open This filing is a pre-effective amendment to an F-1 filing in DOC file.Open This filing is a pre-effective amendment to an F-1 filing in PDF file.Open This filing is a pre-effective amendment to an F-1 filing in XLS file.Open This filing is a pre-effective amendment to an F-1 filing in XBLR Viewer.Open This filing is a pre-effective amendment to an F-1 filing in XBLR file.
F-1/AThis filing is a pre-effective amendment to an F-1 filingDec 3, 2021Open This filing is a pre-effective amendment to an F-1 filing in HTML.Open This filing is a pre-effective amendment to an F-1 filing in DOC file.Open This filing is a pre-effective amendment to an F-1 filing in PDF file.Open This filing is a pre-effective amendment to an F-1 filing in XLS file.Open This filing is a pre-effective amendment to an F-1 filing in XBLR Viewer.Open This filing is a pre-effective amendment to an F-1 filing in XBLR file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActNov 26, 2021Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
F-1/AThis filing is a pre-effective amendment to an F-1 filingSep 3, 2021Open This filing is a pre-effective amendment to an F-1 filing in HTML.Open This filing is a pre-effective amendment to an F-1 filing in DOC file.Open This filing is a pre-effective amendment to an F-1 filing in PDF file.Open This filing is a pre-effective amendment to an F-1 filing in XLS file.Open This filing is a pre-effective amendment to an F-1 filing in XBLR Viewer.Open This filing is a pre-effective amendment to an F-1 filing in XBLR file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActAug 12, 2021Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
6-KReport of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange ActAug 6, 2021Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file.
F-1/AThis filing is a pre-effective amendment to an F-1 filingJul 16, 2021Open This filing is a pre-effective amendment to an F-1 filing in HTML.Open This filing is a pre-effective amendment to an F-1 filing in DOC file.Open This filing is a pre-effective amendment to an F-1 filing in PDF file.Open This filing is a pre-effective amendment to an F-1 filing in XLS file.Open This filing is a pre-effective amendment to an F-1 filing in XBLR Viewer.Open This filing is a pre-effective amendment to an F-1 filing in XBLR file.
RWWithdrawal of registration statement filed under the Securities ActJul 2, 2021Open Withdrawal of registration statement filed under the Securities Act in HTML.Open Withdrawal of registration statement filed under the Securities Act in DOC file.Open Withdrawal of registration statement filed under the Securities Act in PDF file.Open Withdrawal of registration statement filed under the Securities Act in XLS file.
F-1Registration statement for certain foreign private issuersJul 2, 2021Open Registration statement for certain foreign private issuers in HTML.Open Registration statement for certain foreign private issuers in DOC file.Open Registration statement for certain foreign private issuers in PDF file.Open Registration statement for certain foreign private issuers in XLS file.Open Registration statement for certain foreign private issuers in XBLR Viewer.Open Registration statement for certain foreign private issuers in XBLR file.