Vicor Corporation (VICR) has 20 known insider and institutional holders on record. The largest holder is VINCIARELLI PATRIZIO with 8,984,984 shares. Other notable holders include EICHTEN ESTIA J and D'Amico Andrew.
Over the last 12 months, insiders have made 29 transactions in VICR stock — 16 buys (valued at $5.63M) and 12 sells (valued at $5.14M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
VICR Insider Ownership
Top Holder
VINCIARELLI PATRIZIO
8,984,984 shares
Buys (12 mo)
16
$5.63M value
Sells (12 mo)
12
$5.14M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
8,984,984 |
2026-03-26 |
|
| 2 |
Eichten Estia J |
Director |
188,838 |
2026-03-16 |
|
| 3 |
D'amico Andrew |
Director |
12,520 |
2025-05-05 |
|
| 4 |
Fendelet Quentin A. |
Corp. VP-CAO |
12,168 |
2025-05-05 |
|
| 5 |
Gusinov Alex |
Corp. VP Engineering |
9,046 |
2025-05-05 |
|
| 6 |
Doyle Alvaro |
VP and CIO |
7,874 |
2025-05-05 |
|
| 7 |
Grava Nancy L |
VP-human Resources |
6,138 |
2025-05-05 |
|
| 8 |
Shen Zheng John |
Director |
6,081 |
2024-06-24 |
|
| 9 |
Anderson Samuel J |
Director |
4,539 |
2025-06-23 |
|
| 10 |
Lavie Zmira |
Director |
4,539 |
2025-06-23 |
|
| 11 |
Davies Philip D |
VP Global Sales & Marketing |
4,539 |
2025-06-23 |
|
| 12 |
Carlson Jason |
Director |
4,539 |
2025-06-23 |
|
| 13 |
Tuozzolo Claudio |
Corp. Vice President |
4,539 |
2025-06-23 |
|
| 14 |
Schmidt James F |
CFO, Treasurer, Secretary |
4,539 |
2025-06-23 |
|
| 15 |
Crilly Sean |
Corp. VP-eng., Pwr Syst. |
3,927 |
2023-05-03 |
|
| 16 |
Ansour Michael |
Director |
3,769 |
2023-06-26 |
|
| 17 |
Gendron Robert |
Corp. VP - Marketing |
3,592 |
2025-05-05 |
|
| 18 |
Morrison Kemble D |
Other: VP-corporate Controller |
2,612 |
2025-05-05 |
|
| 19 |
Kelleher Barry |
Director |
2,257 |
2018-11-06 |
|
| 20 |
Mcnamara Michael |
General Manager Mfg. Ops. |
1,666 |
2026-03-18 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-25 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
5,279 |
$186.00 |
$981.89K |
| 2026-03-24 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
5,279 |
$181.00 |
$955.51K |
| 2026-03-23 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
2,790 |
$176.00 |
$491.04K |
| 2026-03-20 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
500 |
$188.89 |
$94.45K |
| 2026-03-19 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
956 |
$191.45 |
$183.03K |
| 2026-03-18 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
800 |
$201.05 |
$160.84K |
| 2026-03-17 |
Mcnamara Michael |
General Manager Mfg. Ops. |
Option Exercise (Sell) |
1,668 |
$60.61 |
$101.1K |
| 2026-03-17 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
94 |
$196.41 |
$18.46K |
| 2026-03-16 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
400 |
$189.75 |
$75.9K |
| 2026-03-13 |
Eichten Estia J |
Director |
Informative Sell |
2,000 |
$174.00 |
$348K |
| 2026-03-13 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
1,500 |
$175.80 |
$263.7K |
| 2026-03-12 |
Eichten Estia J |
Director |
Informative Sell |
5,200 |
$173.20 |
$900.65K |
| 2026-03-12 |
Vinciarelli Patrizio |
10 Percent Owner, Officer: Chairman and CEO |
Informative Sell |
4,067 |
$164.61 |
$669.46K |
| 2025-06-20 |
Lavie Zmira |
Director |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Schmidt James F |
CFO, Treasurer, Secretary |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Mcnamara Michael |
General Manager Mfg. Ops. |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Davies Philip D |
VP Global Sales & Marketing |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Tuozzolo Claudio |
Corp. Vice President |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Carlson Jason |
Director |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Anderson Samuel J |
Director |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-06-20 |
Eichten Estia J |
Director |
RSU Award |
4,539 |
$44.07 |
$200.03K |
| 2025-05-02 |
Fendelet Quentin A. |
Corp. VP-CAO |
RSU Award |
12,168 |
$50.00 |
$608.4K |
| 2025-05-02 |
D'amico Andrew |
Director |
RSU Award |
12,520 |
$50.00 |
$626K |
| 2025-05-02 |
Doyle Alvaro |
VP and CIO |
RSU Award |
7,874 |
$50.00 |
$393.7K |
| 2025-05-02 |
Gusinov Alex |
Corp. VP Engineering |
RSU Award |
9,046 |
$50.00 |
$452.3K |
