Summary
Latest filing:
Yongsoo Kim is President and Director, Director of WEBTOON Entertainment Inc. (WBTN). 7 SEC Form 4 filings on record, most recently on 29 May 2026.
Recent Transactions
7Every recent SEC Form 4 transaction Yongsoo Kim has reported, most recent first.
Other Insiders Active in the Same Sector
No other insider has filed at Yongsoo Kim's companies, so these are insiders reporting open-market trades at other companies in the same sector.
- John Swieringa - $7.17M of ECHO open-market activity in the last 12 months
- Levien Meredith A. Kopit - $5.91M of NYT open-market activity in the last 12 months
- Peter Osvaldik - $5.80M of TMUS open-market activity in the last 12 months
- CONYERS INVESTMENTS LLC - $5.73M of NMAX open-market activity in the last 12 months
- David Henry Hoffmann - $5.66M of LEE open-market activity in the last 12 months
- Steven I. Sarowitz - $5.64M of ANGX open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Yongsoo Kim?
Yongsoo Kim is a corporate insider, tracked as President and Director, Director of WEBTOON Entertainment Inc. (WBTN). InsiderAlpha holds 7 primary Form 4 filings for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Yongsoo Kim last file a Form 4?
The most recent primary Form 4 on record is dated 29 May 2026, one of 7 filings going back to 2026.
Where can I see all of Yongsoo Kim's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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