Updated Jul 16, 2026 · Last SEC filing 2026-07-08
KULICKE & SOFFA INDUSTRIES INC (KLIC) has filed 11 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-08. 1 Form 8-K material event filings were reported by KLIC in the last 90 days. 6 Form 144 notices of proposed sale were filed for KLIC stock. InsiderAlpha tracks every KLIC SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Semiconductors & Related Devices (SIC 3674) |
|---|---|
| SEC CIK | 0000056978 |
| Form 4 filings (90d) | 11 |
|---|---|
| Form 8-K filings (90d) | 1 |
| Form 144 notices (90d) | 6 |
| Latest Form 4 filing | 2026-07-08 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Dignam Denise | Director | A — Grant or award | 407 | $0.00 | — | SEC | |
| Milzcik Gregory F | Director | A — Grant or award | 407 | $0.00 | — | SEC | |
| Kong Peter T M | Director | A — Grant or award | 407 | $0.00 | — | SEC | |
| RICHARDSON DAVID JEFFREY | Director | A — Grant or award | 407 | $0.00 | — | SEC | |
| Yeo Mui Sung | Director | A — Grant or award | 407 | $0.00 | — | SEC | |
| Olson Jon A | Director | A — Grant or award | 407 | $0.00 | — | SEC | |
| Wong Lester A | Interim CEO and CFO | S — Open-market sale | 60.0K | $121.71 | $7.30M | SEC | |
| WONG NELSON MUNPUN | Senior Vice President | S — Open-market sale | 15.0K | $113.72 | $1.71M | SEC | |
| Kong Peter T M | Director | S — Open-market sale | 1.6K | $110.00 | $171K | SEC | |
| Yeo Mui Sung | Director | S — Open-market sale | 20.0K | $100.00 | $2.00M | SEC | |
| Lim Zi Yao | General Counsel | S — Open-market sale | 1.5K | $102.98 | $154K | SEC | |
| RICHARDSON DAVID JEFFREY | Director | A — Grant or award | 675 | $0.00 | — | SEC | |
| Yeo Mui Sung | Director | A — Grant or award | 675 | $0.00 | — | SEC | |
| Milzcik Gregory F | Director | A — Grant or award | 675 | $0.00 | — | SEC | |
| Dignam Denise | Director | A — Grant or award | 675 | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for KULICKE & SOFFA INDUSTRIES INC (KLIC). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Kong Peter T M | 2 | $171K |
| Yeo Mui Sung | 2 | $2.00M |
| Olson Jon A | 1 | — |
| Wong Lester A | 1 | $7.30M |
| WONG NELSON MUNPUN | 1 | $1.71M |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in KLIC insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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