Vicor's top three insider shareholders as of April 25, 2026 are Patrizio Vinciarelli (Chairman And Ceo, 8.86Mn shares), Estia J Eichten (Director, 188.84K shares), Patrizio Vinciarelli (Chairman And Ceo, 171.12K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Patrizio Vinciarelli | Chairman And Ceo | 8,855,090 | 0 | 17 Apr, 2026 |
| Estia J Eichten | - | 188,838 | 0 | 16 Mar, 2026 |
| Patrizio Vinciarelli | Chairman And Ceo | 0 | 171,125 | 15 Nov, 2021 |
| Claudio Tuozzolo | Corp. Vice President | 23,544 | 0 | 26 Feb, 2026 |
| Michael Mcnamara | General Manager Mfg. Ops. | 18,138 | 0 | 18 Mar, 2026 |
| Sean Crilly | Corp. Vp Eng., Pwr Syst | 9,729 | 0 | 06 Mar, 2026 |
| Alex Gusinov | Corp. Vice President Eng. | 6,996 | 0 | 27 Feb, 2026 |
| Samuel J Anderson | - | 6,107 | 0 | 24 Feb, 2026 |
| Philip D Davies | Corp. Vp Sales | 1,920 | 0 | 02 Apr, 2026 |
| Alvaro Doyle | Vp And Cio | 42 | 0 | 24 Feb, 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 |
|---|---|---|---|---|---|---|---|---|
| 16 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 9,994 | $196.11 | 8,885,096 | D | S |
| 16 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 10,006 | $197.00 | 8,875,090 | D | S |
| 16 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 7,000 | $198.08 | 8,868,090 | D | S |
| 16 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 13,000 | $199.07 | 8,855,090 | D | S |
| 15 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 7,213 | $191.12 | 8,937,877 | D | S |
| 15 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 11,287 | $192.20 | 8,926,590 | D | S |
| 15 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 10,300 | $193.19 | 8,916,290 | D | S |
| 15 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 11,200 | $194.00 | 8,905,090 | D | S |
| 15 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 10,000 | $195.00 | 8,895,090 | D | S |
| 14 Apr, 2026 | Patrizio Vinciarelli | Common Stock | A | 3,455 | $41.61 | 8,943,718 | D | M |
| 14 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 9,778 | $189.00 | 8,950,263 | D | S |
| 14 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 10,000 | $190.00 | 8,940,263 | D | S |
| 14 Apr, 2026 | Patrizio Vinciarelli | Common Stock | A | 1,372 | $60.61 | 8,945,090 | D | M |
| 14 Apr, 2026 | Patrizio Vinciarelli | Non Qualified Stock Option | D | 3,455 | $0.00 | 13,818 | D | M |
| 14 Apr, 2026 | Patrizio Vinciarelli | Non Qualified Stock Option | D | 1,372 | $0.00 | 4,113 | D | M |
| 09 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 4,721 | $186.00 | 8,980,263 | D | S |
| 09 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 10,000 | $187.00 | 8,970,263 | D | S |
| 09 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 10,000 | $188.00 | 8,960,263 | D | S |
| 09 Apr, 2026 | Patrizio Vinciarelli | Common Stock | D | 222 | $189.00 | 8,960,041 | D | S |
| 01 Apr, 2026 | Philip D Davies | Common Stock | A | 1,461 | $30.98 | 3,381 | D | M |