Kulicke & Soffa Industries Inc (KLIC) Insider Ownership

Historic Insider Ownership Trends

As of April 25, 2026, the three largest insider holders of KLIC are Fusen Ernie Chen (President And Ceo, 1.16Mn shares), Lester A Wong (Interim Ceo And Cfo, 110.74K shares), Lester A Wong (Interim Ceo And Cfo, 110.74K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Fusen Ernie Chen President And Ceo 1,161,725 0 24 Nov, 2025
Lester A Wong Interim Ceo And Cfo 110,743 0 03 Dec, 2025
Lester A Wong Interim Ceo And Cfo 110,743 0 03 Dec, 2025
Peter T M Kong - 101,560 0 09 Apr, 2026
Nelson Munpun Wong Senior Vice President 86,369 0 09 Feb, 2026
Nelson Munpun Wong Senior Vice President 86,369 0 09 Feb, 2026
Mui Sung Yeo - 79,197 0 09 Apr, 2026
Gregory F Milzcik - 78,737 0 09 Apr, 2026
Gregory F Milzcik - 78,062 0 07 Jan, 2026
Chin Hu Lim - 60,657 0 06 Jan, 2025
Chin Hu Lim - 60,657 0 06 Jan, 2025
Chan Pin Chong Executive Vice President 52,195 0 24 Nov, 2025
Stephen Ray Drake Vice President 32,751 0 01 Dec, 2023
Robert Nestor Chylak Senior Vice President 22,987 0 11 Feb, 2026
Zi Yao Lim General Counsel 22,714 0 11 Feb, 2026
Zi Yao Lim General Counsel 22,714 0 11 Feb, 2026
Zamir Shai Soloveizik Vice President 21,870 0 22 Nov, 2021
Zamir Shai Soloveizik Vice President 21,870 0 22 Nov, 2021
Jon A Olson - 21,354 0 09 Apr, 2026
David Jeffrey Richardson - 0 17,694 27 Feb, 2026
David Jeffrey Richardson - 0 17,694 27 Feb, 2026
Denise Dignam - 11,204 0 09 Apr, 2026
David Jeffrey Richardson - 1,551 0 09 Apr, 2026
David Jeffrey Richardson - 876 0 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
06 Apr, 2026 Mui Sung Yeo Common Stock A 675 $0.00 79,197 D A
06 Apr, 2026 Denise Dignam Common Stock A 675 $0.00 11,204 D A
06 Apr, 2026 Peter T M Kong Common Stock A 675 $0.00 101,560 D A
06 Apr, 2026 David Jeffrey Richardson Common Stock A 675 $0.00 1,551 D A
06 Apr, 2026 Gregory F Milzcik Common Stock A 675 $0.00 78,737 D A
06 Apr, 2026 Jon A Olson Common Stock A 675 $0.00 21,354 D A
25 Feb, 2026 David Jeffrey Richardson Common Stock D 9,364 $72.20 17,694 I S
25 Feb, 2026 David Jeffrey Richardson Common Stock D 9,364 $72.20 17,694 I S
13 Feb, 2026 Mui Sung Yeo Common Stock D 19,143 $71.98 78,522 D S
09 Feb, 2026 Zi Yao Lim Common Stock D 1,000 $71.54 22,714 D S
09 Feb, 2026 Zi Yao Lim Common Stock D 1,000 $71.54 22,714 D S
10 Feb, 2026 Robert Nestor Chylak Common Stock D 7,098 $73.28 22,987 D S
05 Feb, 2026 Nelson Munpun Wong Common Stock D 39,800 $60.98 86,369 D S
05 Feb, 2026 Nelson Munpun Wong Common Stock D 39,800 $60.98 86,369 D S
22 Jan, 2026 Nelson Munpun Wong Common Stock D 200 $60.00 126,169 D S
22 Jan, 2026 Nelson Munpun Wong Common Stock D 200 $60.00 126,169 D S
12 Jan, 2026 Nelson Munpun Wong Common Stock D 30,000 $56.53 126,369 D S
12 Jan, 2026 Nelson Munpun Wong Common Stock D 30,000 $56.53 126,369 D S
05 Jan, 2026 David Jeffrey Richardson Common Stock A 876 $0.00 876 D A
05 Jan, 2026 Gregory F Milzcik Common Stock A 876 $0.00 78,062 D A