Andrew D'Amico - 22 Oct 2025 Form 4 Insider Report for VICOR CORP (VICR)

Role
Director
Signature
/s/Kemble D. Morrison Attorney in fact for Andrew D'Amico
Issuer symbol
VICR
Transactions as of
22 Oct 2025
Net transactions value
-$629,527
Form type
4
Filing time
24 Oct 2025, 11:34:54 UTC
Previous filing
22 Oct 2025
Next filing
28 Oct 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
D'Amico Andrew Director 25 FRONTAGE RD., ANDOVER /s/Kemble D. Morrison Attorney in fact for Andrew D'Amico 24 Oct 2025 0001830195

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction VICR Common Stock Options Exercise $88,550 +3,500 $25.30 3,500 22 Oct 2025 Direct
transaction VICR Common Stock Sale $280,000 -3,500 -100% $80.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $25,300 +1,000 $25.30 1,000 22 Oct 2025 Direct
transaction VICR Common Stock Sale $82,000 -1,000 -100% $82.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $36,600 +1,000 $36.60 1,000 22 Oct 2025 Direct
transaction VICR Common Stock Sale $84,000 -1,000 -100% $84.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $36,600 +1,000 $36.60 1,000 22 Oct 2025 Direct
transaction VICR Common Stock Sale $86,000 -1,000 -100% $86.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $40,260 +1,100 $36.60 1,000 22 Oct 2025 Direct
transaction VICR Common Stock Sale $96,800 -1,100 -100% $88.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $42,618 +565 $75.43 565 22 Oct 2025 Direct
transaction VICR Common Stock Sale $48,025 -565 -100% $85.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $96,976 +1,600 $60.61 1,600 22 Oct 2025 Direct
transaction VICR Common Stock Sale $128,000 -1,600 -100% $80.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $20,043 +332 $60.37 332 22 Oct 2025 Direct
transaction VICR Common Stock Sale $27,888 -332 -100% $84.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $20,043 +332 $60.37 332 22 Oct 2025 Direct
transaction VICR Common Stock Sale $28,552 -332 -100% $86.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $19,982 +331 $60.37 331 22 Oct 2025 Direct
transaction VICR Common Stock Sale $29,128 -331 -100% $88.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $121,376 +2,917 $41.61 2,917 22 Oct 2025 Direct
transaction VICR Common Stock Sale $233,360 -2,917 -100% $80.00 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $41,610 +1,000 $41.61 1,000 22 Oct 2025 Direct
transaction VICR Common Stock Sale $87,500 -1,000 -100% $87.50 0 22 Oct 2025 Direct F1
transaction VICR Common Stock Options Exercise $42,618 +565 $75.43 565 23 Oct 2025 Direct
transaction VICR Common Stock Sale $50,850 -565 -100% $90.00 0 23 Oct 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction VICR Non Qualified Stock Option Options Exercise $0 -4,500 -100% $0.000000 0 22 Oct 2025 Common Stock 4,500 $25.30 Direct
transaction VICR Non Qualified Stock Option Options Exercise $0 -3,100 -100% $0.000000 0 22 Oct 2025 Common Stock 3,100 $36.60 Direct
transaction VICR Non Qualified Stock Option Options Exercise $0 -565 -33% $0.000000 1,130 22 Oct 2025 Common Stock 565 $75.43 Direct F2
transaction VICR Non Qualified Stock Option Options Exercise $0 -1,600 -50% $0.000000 1,600 22 Oct 2025 Common Stock 1,600 $60.61 Direct F2
transaction VICR Non Qualified Stock Option Options Exercise $0 -995 -60% $0.000000 662 22 Oct 2025 Common Stock 995 $60.37 Direct
transaction VICR Non Qualified Stock Option Options Exercise $0 -3,917 -29% $0.000000 9,665 22 Oct 2025 Common Stock 3,917 $41.61 Direct F2
transaction VICR Non Qualified Stock Option Options Exercise $0 -565 -50% $0.000000 565 23 Oct 2025 Common Stock 565 $75.43 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id Content
F1 This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on September 12, 2024.
F2 Options expire 2 years from each vesting date.