According to recent filings covering the 90 days ending January 22, 2026, the three most significant insider holders at WEBTOON Entertainment are Director Junkoo Kim (510.23K shares), Director David J. Lee (246.77K shares), Officer Yongsoo Kim (126.03K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Junkoo Kim | Nan | 510,231 | 21 Mar, 2025 |
| David J. Lee | Nan | 246,771 | 13 Jan, 2026 |
| Yongsoo Kim | Nan | 126,035 | 30 May, 2025 |
| Chankyu Park | Chief Technology Officer | 125,912 | 11 Mar, 2025 |
| Hyeeun Son | Chief Design Officer | 90,686 | 11 Mar, 2025 |
| Hyojung Kim | Chief Product Officer | 84,908 | 11 Mar, 2025 |
| Saeju Jeong | 48,491 | 07 Jul, 2025 | |
| Namsun Kim | 7,195 | 21 Aug, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 12 Jan, 2026 | David J. Lee | Common Stock | D | 10,311 | $13.80 | 246,771 | D | F |
| 01 Nov, 2025 | David J. Lee | Common Stock | D | 3,012 | $17.53 | 257,082 | D | F |
| 12 Oct, 2025 | David J. Lee | Common Stock | D | 9,666 | $16.70 | 260,094 | D | F |
| 01 Aug, 2025 | David J. Lee | Common Stock | D | 3,012 | $9.23 | 269,760 | D | F |
| 12 Jul, 2025 | David J. Lee | Common Stock | D | 9,347 | $9.81 | 272,772 | D | F |
| 02 Jul, 2025 | Saeju Jeong | - | - | 48,491 | D | |||
| 02 Jul, 2025 | Saeju Jeong | Common Stock | A | 48,491 | $0.00 | 48,491 | D | A |
| 28 May, 2025 | Yongsoo Kim | Common Stock | D | 11,132 | $9.07 | 126,035 | D | F |
| 01 May, 2025 | David J. Lee | Common Stock | D | 2,123 | $9.23 | 282,119 | D | F |
| 15 Apr, 2025 | Yongsoo Kim | Common Stock | D | 1,127 | $8.29 | 137,167 | D | F |
| 12 Apr, 2025 | David J. Lee | Common Stock | D | 6,811 | $8.09 | 284,242 | D | F |
| 03 Apr, 2025 | Yongsoo Kim | - | - | 138,294 | D | |||
| 03 Apr, 2025 | Yongsoo Kim | Common Stock | A | 9,142 | $0.00 | 138,294 | D | A |
| 20 Mar, 2025 | Junkoo Kim | Common Stock | A | 11,419 | $8.81 | 510,231 | D | P |
| 20 Mar, 2025 | Junkoo Kim | - | - | 510,231 | D | |||
| 19 Mar, 2025 | Junkoo Kim | Common Stock | A | 11,372 | $8.73 | 498,812 | D | P |
| 07 Mar, 2025 | Yongsoo Kim | Common Stock | A | 18,242 | $0.00 | 129,152 | D | A |
| 07 Mar, 2025 | Hyojung Kim | Common Stock | A | 18,242 | $0.00 | 84,908 | D | A |
| 07 Mar, 2025 | Hyeeun Son | Common Stock | A | 18,242 | $0.00 | 90,686 | D | A |
| 07 Mar, 2025 | Chankyu Park | Common Stock | A | 22,802 | $0.00 | 125,912 | D | A |