Silvaco's top three insider shareholders as of April 11, 2026 are Katherine S. Ngai-Pesic (Director, 10.30Mn shares), Illiya I. Pesic (Other, 5.78Mn shares), Yelena I. Pesic (Other, 3.90Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Katherine S. Ngai-Pesic | - | 10,303,886 | 0 | 10 Dec, 2025 |
| Illiya I. Pesic | - | 5,779,899 | 0 | 27 May, 2025 |
| Yelena I. Pesic | - | 3,903,073 | 0 | 12 Jun, 2025 |
| Babak A. Taheri | Chief Executive Officer | 773,157 | 0 | 14 Aug, 2025 |
| Christopher John Zegarelli | Chief Financial Officer | 536,976 | 0 | 03 Apr, 2026 |
| Ryan A Benton | Chief Financial Officer | 219,940 | 0 | 10 Apr, 2025 |
| Walden C Rhines | Chief Executive Officer | 134,088 | 0 | 02 Mar, 2026 |
| Eric Guichard | - | 101,812 | 0 | 02 Jul, 2025 |
| Anthony K.K. Ngai | - | 95,036 | 0 | 19 Mar, 2026 |
| Raul Camposano | Chief Technology Officer | 67,859 | 0 | 07 Nov, 2024 |
| Candace Jackson | - | 53,349 | 0 | 03 Apr, 2026 |
| Hau L. Lee | - | 48,448 | 0 | 19 Mar, 2026 |
| Anita Ganti | - | 36,226 | 0 | 19 Mar, 2026 |
| William H. Jr. Molloie | - | 34,007 | 0 | 19 Mar, 2026 |
| Jodi Lynn Shelton | - | 33,757 | 0 | 19 Mar, 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 |
|---|---|---|---|---|---|---|---|---|
| 01 Apr, 2026 | Christopher John Zegarelli | Common Stock | D | 2,431 | $7.11 | 536,976 | D | S |
| 01 Apr, 2026 | Candace Jackson | Common Stock | D | 1,817 | $7.12 | 53,349 | D | S |
| 17 Mar, 2026 | Candace Jackson | Common Stock | D | 1,500 | $5.00 | 55,166 | D | S |
| 17 Mar, 2026 | Hau L. Lee | Common Stock | A | 3,760 | $0.00 | 48,448 | D | A |
| 17 Mar, 2026 | William H. Jr. Molloie | Common Stock | A | 2,757 | $0.00 | 34,007 | D | A |
| 17 Mar, 2026 | Jodi Lynn Shelton | Common Stock | A | 2,507 | $0.00 | 33,757 | D | A |
| 17 Mar, 2026 | Anthony K.K. Ngai | Common Stock | A | 3,259 | $0.00 | 95,036 | D | A |
| 17 Mar, 2026 | Anita Ganti | Common Stock | A | 2,757 | $0.00 | 36,226 | D | A |
| 02 Mar, 2026 | Christopher John Zegarelli | Common Stock | A | 100,000 | $0.00 | 539,407 | D | A |
| 21 Feb, 2026 | Walden C Rhines | Common Stock | A | 28,170 | $0.00 | 134,088 | D | A |
| 02 Mar, 2026 | Candace Jackson | Common Stock | A | 15,000 | $0.00 | 56,666 | D | A |
| 01 Jan, 2026 | Candace Jackson | Common Stock | D | 1,403 | $4.05 | 41,666 | D | F |
| 11 Dec, 2025 | Anthony K.K. Ngai | Common Stock | A | 1,000 | $4.23 | 91,777 | D | P |
| 10 Dec, 2025 | Katherine S. Ngai-Pesic | Common Stock | A | 25,000 | $4.13 | 10,303,886 | D | P |
| 09 Dec, 2025 | Walden C Rhines | Common Stock | A | 13,100 | $4.01 | 105,918 | D | P |
| 09 Dec, 2025 | Katherine S. Ngai-Pesic | Common Stock | D | 170,000 | $0.00 | 10,278,886 | D | G |
| 08 Dec, 2025 | Christopher John Zegarelli | Common Stock | A | 10,000 | $3.80 | 439,407 | D | P |
| 18 Nov, 2025 | Anthony K.K. Ngai | Common Stock | A | 10,000 | $4.26 | 90,777 | D | P |
| 18 Nov, 2025 | Walden C Rhines | Common Stock | A | 29,000 | $4.07 | 92,818 | D | P |
| 19 Nov, 2025 | Candace Jackson | Common Stock | D | 8,300 | $4.25 | 43,069 | D | S |