Last 12 months
Inside the activity.
0 purchase rows · 981 sale rows
Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.Monthly counts
| Month | Purchases | Sales |
|---|---|---|
| Nov 2025 | 0 | 12 |
| Dec 2025 | 0 | 34 |
| Jan 2026 | 0 | 4 |
| Feb 2026 | 0 | 23 |
| Mar 2026 | 0 | 221 |
| Apr 2026 | 0 | 30 |
| May 2026 | 0 | 120 |
| Jun 2026 | 0 | 430 |
| Jul 2026 | 0 | 57 |
| Aug 2026 | 0 | 11 |
| Sep 2026 | 0 | 4 |
| Oct 2026 | 0 | 35 |
Latest available
Insider transactions
Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”
The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.
| Transaction date | Owner / reported role | Activity / security | Shares / units | Reported price | Reported value | Details |
|---|---|---|---|---|---|---|
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 5,106 | $171.76 | $877,004.01 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 8 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,324,654 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.4800 to $172.4300. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 7,937 | $170.93 | $1,356,692.05 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 7 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,329,760 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.4000 to $171.3800. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 5,100 | $169.93 | $866,641.98 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 6 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,337,697 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.4000 to $170.3800. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 6,926 | $168.71 | $1,168,490.31 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 5 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,342,797 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $168.2100 to $169.2000. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 4,502 | $167.62 | $754,623.44 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 4 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,349,723 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $167.1900 to $168.1700. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 2,638 | $166.83 | $440,107.04 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 3 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,354,225 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $166.1700 to $167.1400. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 22:43 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 1,300 | $165.21 | $214,775.34 |
DisclosureSEC source: 0001193125-26-108790 · ownership.xml · nonDerivative · entry 2 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 9,356,863 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $165.0300 to $165.9000. The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (13) to this Form 4. Read SEC document |
| March 13, 2026 Filed Mar 16, 2026 17:36 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 2,000 | $174.00 | $348,000.00 |
DisclosureSEC source: 0001193125-26-107851 · ownership.xml · nonDerivative · entry 1 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 188,838 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 5,200 | $173.20 | $900,646.76 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 11 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 190,838 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $172.2500 to $173.2200. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 100 | $172.15 | $17,215.00 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 10 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 196,038 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 3,400 | $171.11 | $581,765.84 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 9 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 196,138 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.8900 to $171.6300. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 3,700 | $170.32 | $630,172.53 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 8 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 199,538 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.8700 to $170.8500. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 5,610 | $169.15 | $948,906.82 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 7 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 203,238 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $168.8200 to $169.8000. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 4,100 | $168.30 | $690,046.81 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 6 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 208,848 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $167.8200 to $168.8100. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 2,846 | $167.28 | $476,080.02 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 5 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 212,948 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $166.8200 to $167.8100. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 2,931 | $166.45 | $487,869.05 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 4 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 215,794 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $165.8200 to $166.7900. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 2,876 | $165.13 | $474,915.89 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 3 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 218,725 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $164.8200 to $165.8000. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 6,848 | $164.43 | $1,125,992.67 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 2 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 221,601 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $163.7900 to $164.7600. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 21:25 UTC |
EICHTEN ESTIA JDirector
|
SaleCommon Stock | 976 | $163.41 | $159,490.99 |
DisclosureSEC source: 0001193125-26-106460 · ownership.xml · nonDerivative · entry 1 EICHTEN ESTIA J · CIK 0001111769 · Director 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 228,449 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 11, 2025. F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $162.6900 to $163.6800. The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) through (11) to this Form 4. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 400 | $173.22 | $69,288.00 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 11 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,358,163 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F12 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.2200 to $173.2200. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 900 | $171.64 | $154,475.01 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 10 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,358,563 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.5300 to $171.7200. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 3,375 | $170.67 | $575,995.73 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 9 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,359,463 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.1900 to $171.1100. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 3,370 | $169.59 | $571,525.38 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 8 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,362,838 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.1900 to $170.1800. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 5,378 | $168.58 | $906,624.85 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 7 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,366,208 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $168.1600 to $169.1300. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 16,970 | $167.55 | $2,843,338.77 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 6 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,371,586 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $167.1600 to $168.1400. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 10,277 | $166.77 | $1,713,924.07 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 5 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,388,556 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $166.1600 to $167.1500. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 3,698 | $165.52 | $612,098.14 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 4 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,398,833 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $165.1400 to $166.0750. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 4,067 | $164.61 | $669,466.84 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 3 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,402,531 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $164.1400 to $165.1300. Read SEC document |
| March 12, 2026 Filed Mar 13, 2026 16:38 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 1,565 | $163.74 | $256,255.76 |
DisclosureSEC source: 0001193125-26-105613 · ownership.xml · nonDerivative · entry 2 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,406,598 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $163.1100 to $164.1000. The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (12) to this Form 4. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 1,111 | $180.17 | $200,169.98 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 12 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,408,163 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F13 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $179.6700 to $180.5400. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 11,185 | $178.95 | $2,001,551.28 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 11 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,409,274 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F12 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $178.6700 to $179.6200. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 18,734 | $178.12 | $3,336,920.69 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 10 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,420,459 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $177.6700 to $178.6600. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 10,063 | $177.28 | $1,783,987.76 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 9 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,439,193 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $176.6700 to $177.6600. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 4,007 | $176.17 | $705,931.62 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 8 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,449,256 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.6700 to $176.6200. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 1,160 | $174.32 | $202,213.75 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 7 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,453,263 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.0000 to $174.5000. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 1,540 | $173.01 | $266,435.09 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 6 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,454,423 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $172.8300 to $173.7500. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 300 | $171.26 | $51,377.01 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 5 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,455,963 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.0500 to $171.6700. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 292 | $170.31 | $49,731.45 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 4 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,456,263 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $170.0000 to $170.6200. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 1,408 | $169.38 | $238,491.12 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 3 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,456,555 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $168.7900 to $169.7300. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:16 UTC |
VINCIARELLI PATRIZIODirector · Chairman and CEO · 10% owner
|
SaleCommon Stock | 200 | $168.12 | $33,624.88 |
DisclosureSEC source: 0001193125-26-103936 · ownership.xml · nonDerivative · entry 2 VINCIARELLI PATRIZIO · CIK 0000901484 · Director · Chairman and CEO · 10% owner 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 9,457,963 F2 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 3, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $167.7500 to $168.7100. The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (13) to this Form 4. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
Exercise / conversionNon Qualified Stock Option · Derivative | 500 | $0.00 Strike: $48.38 | $0.00 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · derivative · entry 12 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 500 shares Expires 2028-01-16 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
Exercise / conversionNon Qualified Stock Option · Derivative | 15,000 | $0.00 Strike: $93.33 | $0.00 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · derivative · entry 11 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 5,000 Underlying: Common Stock · 15,000 shares Expires 2031-06-01 Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 700 | $180.46 | $126,322.98 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 10 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 0 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $180.1500 to $180.5600. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 1,245 | $179.22 | $223,127.41 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 9 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 700 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $178.9900 to $179.9500. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 5,157 | $178.40 | $920,014.47 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 8 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 1,945 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $177.9900 to $178.9000. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 4,401 | $177.57 | $781,500.97 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 7 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 7,102 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $176.9700 to $177.9300. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 1,997 | $176.35 | $352,177.14 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 6 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 11,503 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.9500 to $176.9200. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 300 | $174.41 | $52,323.99 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 5 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 13,500 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.3800 to $174.4400. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 800 | $172.96 | $138,371.04 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 4 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 13,800 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $172.8300 to $173.0400. Read SEC document |
| March 11, 2026 Filed Mar 12, 2026 19:05 UTC |
Schmidt James FDirector · CFO, Treasurer, Secretary
|
SaleCommon Stock | 900 | $169.48 | $152,532.00 |
DisclosureSEC source: 0001193125-26-103916 · ownership.xml · nonDerivative · entry 3 Schmidt James F · CIK 0001866281 · Director · CFO, Treasurer, Secretary 10b5-1 filing: Plan reported Ownership: Direct Disclosed balance after: 14,600 F1 · kind: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 10, 2025. F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $169.4300 to $169.5300. The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2) through (9) to this Form 4. Read SEC document |
Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.