Over the 90-day window ending January 16, 2026, Kulicke & Soffa Industries's three dominant insider ownership positions are held by Director Fusen Ernie Chen (1.16Mn shares), Senior Vice President Nelson Munpun Wong (126.37K shares), Interim Ceo And Cfo Lester A Wong (110.74K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Fusen Ernie Chen | 1,161,725 | 24 Nov, 2025 | |
| Nelson Munpun Wong | Senior Vice President | 126,369 | 14 Jan, 2026 |
| Lester A Wong | Interim Ceo And Cfo | 110,743 | 03 Dec, 2025 |
| Peter T M Kong | 100,885 | 07 Jan, 2026 | |
| Mui Sung Yeo | 97,665 | 07 Jan, 2026 | |
| Gregory F Milzcik | 78,062 | 07 Jan, 2026 | |
| Chin Hu Lim | 60,657 | 06 Jan, 2025 | |
| Chan Pin Chong | Executive Vice President | 52,195 | 24 Nov, 2025 |
| Stephen Ray Drake | Vice President | 32,751 | 01 Dec, 2023 |
| Robert Nestor Chylak | Senior Vice President | 30,085 | 24 Nov, 2025 |
| David Jeffrey Richardson | 27,934 | 07 Jan, 2026 | |
| Zi Yao Lim | General Counsel | 23,714 | 03 Dec, 2025 |
| Zamir Shai Soloveizik | Vice President | 21,870 | 22 Nov, 2021 |
| Jon A Olson | 20,679 | 07 Jan, 2026 | |
| Denise Dignam | 10,529 | 07 Jan, 2026 |
* 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 | Nelson Munpun Wong | Common Stock | D | 30,000 | $56.53 | 126,369 | D | S |
| 05 Jan, 2026 | Gregory F Milzcik | Common Stock | A | 876 | $0.00 | 78,062 | D | A |
| 05 Jan, 2026 | David Jeffrey Richardson | Common Stock | A | 876 | $0.00 | 876 | D | A |
| 05 Jan, 2026 | Jon A Olson | Common Stock | A | 876 | $0.00 | 20,679 | D | A |
| 05 Jan, 2026 | Peter T M Kong | Common Stock | A | 876 | $0.00 | 100,885 | D | A |
| 05 Jan, 2026 | Mui Sung Yeo | Common Stock | A | 876 | $0.00 | 97,665 | D | A |
| 05 Jan, 2026 | Denise Dignam | Common Stock | A | 876 | $0.00 | 10,529 | D | A |
| 18 Dec, 2025 | David Jeffrey Richardson | Common Stock | A | 5,665 | $0.00 | 27,058 | I | G |
| 18 Dec, 2025 | David Jeffrey Richardson | Common Stock | D | 5,665 | $0.00 | 0 | D | G |
| 18 Dec, 2025 | David Jeffrey Richardson | - | - | 27,058 | I | |||
| 08 Dec, 2025 | Nelson Munpun Wong | Common Stock | D | 5,004 | $50.07 | 156,369 | D | S |
| 02 Dec, 2025 | Zi Yao Lim | Common Stock | D | 1,000 | $45.00 | 23,714 | D | S |
| 01 Dec, 2025 | Peter T M Kong | Common Stock | A | 1,339 | $0.00 | 100,009 | D | A |
| 01 Dec, 2025 | Lester A Wong | Common Stock | A | 10,338 | $0.00 | 110,743 | D | A |
| 20 Nov, 2025 | Fusen Ernie Chen | Common Stock | A | 1,920 | $0.00 | 1,161,725 | D | M |
| 20 Nov, 2025 | Lester A Wong | Common Stock | A | 356 | $0.00 | 100,405 | D | M |
| 20 Nov, 2025 | Nelson Munpun Wong | Common Stock | A | 166 | $0.00 | 161,373 | D | M |
| 20 Nov, 2025 | Chan Pin Chong | - | - | 52,195 | D | |||
| 20 Nov, 2025 | Chan Pin Chong | Common Stock | A | 174 | $0.00 | 52,195 | D | M |
| 20 Nov, 2025 | Robert Nestor Chylak | Common Stock | D | 41 | $39.03 | 30,085 | D | F |