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CORPORATE
COMPANY PROFILE
Management Team
Board of Directors
Corporate Governance
Financials
(current)
SEC Filings
(current)
Quarterly Results
Annual Reports
News & Events
Press Releases
Investor Events
Webcasts & Presentations
Stock
Stock Quote
Interactive Chart
Historical Price Lookup
Contact Us
Information Request
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Contact IR
SEC Filings
Select the filing type and date range you wish to view from the drop-down menus below.
NASDAQ: TCTM
NASDAQ: TEDU
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All Filings
Annual Filings
Current Filings
Registration Statements
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Form
Description
Date
Format
SC 13D/A
Amendment to a SC 13D filing
Jul 31, 2024
Open Amendment to a SC 13D filing in HTML.
Open Amendment to a SC 13D filing in DOC file.
Open Amendment to a SC 13D filing in PDF file.
Open Amendment to a SC 13D filing in XLS file.
S-8
Securities offered to employees pursuant to employee benefit plans
May 14, 2024
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Open Securities offered to employees pursuant to employee benefit plans in DOC file.
Open Securities offered to employees pursuant to employee benefit plans in PDF file.
Open Securities offered to employees pursuant to employee benefit plans in XLS file.
SC 13D/A
Amendment to a SC 13D filing
Apr 24, 2024
Open Amendment to a SC 13D filing in HTML.
Open Amendment to a SC 13D filing in DOC file.
Open Amendment to a SC 13D filing in PDF file.
Open Amendment to a SC 13D filing in XLS file.
20-F
Annual and transition report of foreign private issuers [Sections 13 or 15(d)]
Apr 19, 2024
Open Annual and transition report of foreign private issuers [Sections 13 or 15(d)] in HTML.
Open Annual and transition report of foreign private issuers [Sections 13 or 15(d)] in DOC file.
Open Annual and transition report of foreign private issuers [Sections 13 or 15(d)] in PDF file.
Open Annual and transition report of foreign private issuers [Sections 13 or 15(d)] in XLS file.
Open Annual and transition report of foreign private issuers [Sections 13 or 15(d)] in XBLR Viewer.
Open Annual and transition report of foreign private issuers [Sections 13 or 15(d)] in XBLR file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Apr 18, 2024
Open 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.
424B3
Form of prospectus reflecting facts events constituting substantive change from last form
Feb 28, 2024
Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML.
Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file.
Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file.
Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Feb 28, 2024
Open 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-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Feb 27, 2024
Open 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 13D/A
Amendment to a SC 13D filing
Feb 26, 2024
Open Amendment to a SC 13D filing in HTML.
Open Amendment to a SC 13D filing in DOC file.
Open Amendment to a SC 13D filing in PDF file.
Open Amendment to a SC 13D filing in XLS file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Feb 20, 2024
Open 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/A
Amendment to a previously filed SC 13G
Feb 14, 2024
Open 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.
SC 13D/A
Amendment to a SC 13D filing
Jan 25, 2024
Open Amendment to a SC 13D filing in HTML.
Open Amendment to a SC 13D filing in DOC file.
Open Amendment to a SC 13D filing in PDF file.
Open Amendment to a SC 13D filing in XLS file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Jan 22, 2024
Open 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-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Jan 9, 2024
Open 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 13D/A
Amendment to a SC 13D filing
Jan 5, 2024
Open Amendment to a SC 13D filing in HTML.
Open Amendment to a SC 13D filing in DOC file.
Open Amendment to a SC 13D filing in PDF file.
Open Amendment to a SC 13D filing in XLS file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Jan 2, 2024
Open 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-K/A
Amendment to a previously filed 6-K
Jan 2, 2024
Open Amendment to a previously filed 6-K in HTML.
Open Amendment to a previously filed 6-K in DOC file.
Open Amendment to a previously filed 6-K in PDF file.
Open Amendment to a previously filed 6-K in XLS file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Dec 26, 2023
Open 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 13D/A
Amendment to a SC 13D filing
Dec 19, 2023
Open Amendment to a SC 13D filing in HTML.
Open Amendment to a SC 13D filing in DOC file.
Open Amendment to a SC 13D filing in PDF file.
Open Amendment to a SC 13D filing in XLS file.
6-K
Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act
Nov 16, 2023
Open 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.