WEBTOON Entertainment Inc.

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Entry into a Material Definitive Agreement

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Unregistered Sales of Equity Securities

Results of Operations and Financial Condition

Regulation FD Disclosure

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Submission of Matters to a Vote of Security Holders

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

2.02,9.01

8.01

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement with Pricing Information

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Notice of Effectiveness

Certification of approval for listing and registration on a national securities exchange

Registration of Securities on Exchange

Amended Initial Registration Statement

Registration (IPO) statement under Securities Act of 1933

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Lee David J.

Lee David J.

Kim Yongsoo

FMR LLC

Lee David J.

Kim Junkoo

Kim Yongsoo

Chae Yuki

Kim Yongsoo

Lee David J.

Kim Junkoo

Son Hyeeun

Kim Yongsoo

Kim Hyojung

Kim Yongsoo

Kim Yongsoo

Lee David J.

Kim Yongsoo

Lee David J.

FMR LLC

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Correspondence with the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Draft registration statement (confidential submission) (amendment)

No description available

Letter from the SEC

Draft registration statement (confidential submission) (amendment)

No description available

Letter from the SEC

No description available

Draft registration statement (confidential submission) (amendment)

Letter from the SEC

Draft registration statement (confidential submission)