Mailing Address 25 FRONTAGE RD ANDOVER MA 01810
Business Address 25 FRONTAGE ROAD ANDOVER MA 01810 (978) 470-2900
VICOR CORP CIK#: 0000751978 (see all company filings)

SIC: 3679 - ELECTRONIC COMPONENTS, NEC
State location: MA | State of Inc.: DE | Fiscal Year End: 1231
(CF Office: 04 Manufacturing)
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Items 1 - 40  0000751978 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
ARS  Documents Annual Report to Security Holders
Acc-no: 0000950170-25-060655 (34 Act)  Size: 402 KB
2025-04-30 000-18277
25891624
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000950170-25-060646 (34 Act)  Size: 9 MB
2025-04-30 000-18277
25891587
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-25-060629 (34 Act)  Size: 7 MB
2025-04-30 000-18277
25891427
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-25-103857 (34 Act)  Size: 214 KB
2025-04-29 000-18277
25888025
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000019617-25-000387 (34 Act)  Size: 6 KB
2025-04-22 005-43949
25856408
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-25-030619 (34 Act)  Size: 13 MB
2025-03-03 000-18277
25696448
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-25-030771 (34 Act)  Size: 230 KB
2025-02-20 000-18277
25646079
SCHEDULE 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000950170-25-018063 (34 Act)  Size: 5 KB
2025-02-11 005-43949
25610790
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000019617-24-000658 (34 Act)  Size: 89 KB
2024-12-04 005-43949
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-118784 (34 Act)  Size: 7 MB
2024-10-30 000-18277
241409035
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-24-241080 (34 Act)  Size: 226 KB
2024-10-22 000-18277
241386607
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0000019617-24-000570 (34 Act)  Size: 89 KB
2024-10-15 005-43949
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-088586 (34 Act)  Size: 7 MB
2024-07-31 000-18277
241162128
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-24-182890 (34 Act)  Size: 223 KB
2024-07-23 000-18277
241134769
8-K  Documents   Interactive Data Current report, item 5.07
Acc-no: 0001193125-24-166926 (34 Act)  Size: 151 KB
2024-06-24 000-18277
241064184
SD  Documents Specialized disclosure report
Acc-no: 0001193125-24-148013 (34 Act)  Size: 80 KB
2024-05-28 000-18277
24991100
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-24-051264 (34 Act)  Size: 5 MB
2024-05-01 000-18277
24903027
ARS  Documents Annual Report to Security Holders
Acc-no: 0000950170-24-049563 (34 Act)  Size: 346 KB
2024-04-29 000-18277
24888337
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0000950170-24-049550 (34 Act)  Size: 6 MB
2024-04-29 000-18277
24888180
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-24-107125 (34 Act)  Size: 211 KB
2024-04-23 000-18277
24865277
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0000950170-24-022018 (34 Act)  Size: 11 MB
2024-02-28 000-18277
24694939
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-24-042900 (34 Act)  Size: 226 KB
2024-02-22 000-18277
24665606
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001104659-24-022244 (34 Act)  Size: 12 KB
2024-02-13 005-43949
24629919
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001422848-24-000184 (34 Act)  Size: 18 KB
2024-02-09 005-43949
24616640
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001193125-24-022754 (34 Act)  Size: 37 KB
2024-02-02 005-43949
24590212
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001086364-24-002004 (34 Act)  Size: 13 KB
2024-01-24 005-43949
24554586
SC 13G/A  Documents [Amend] Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001306550-23-010332 (34 Act)  Size: 13 KB
2023-11-07 005-43949
231383334
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-23-058625 (34 Act)  Size: 8 MB
2023-11-03 000-18277
231375134
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-23-261683 (34 Act)  Size: 228 KB
2023-10-24 000-18277
231342898
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0000950170-23-038388 (34 Act)  Size: 9 MB
2023-08-04 000-18277
231142644
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-23-193449 (34 Act)  Size: 224 KB
2023-07-25 000-18277
231108762
8-K  Documents   Interactive Data Current report, items 5.02 and 5.07
Acc-no: 0001193125-23-175225 (34 Act)  Size: 161 KB
2023-06-26 000-18277
231043022
SD  Documents Specialized disclosure report
Acc-no: 0001193125-23-134341 (34 Act)  Size: 77 KB
2023-05-03 000-18277
23883404
10-Q  Documents   Interactive Data Quarterly report [Sections 13 or 15(d)]
Acc-no: 0001193125-23-134082 (34 Act)  Size: 4 MB
2023-05-03 000-18277
23882783
ARS  Documents Annual Report to Security Holders
Acc-no: 0001193125-23-127123 (34 Act)  Size: 409 KB
2023-04-28 000-18277
23866941
DEF 14A  Documents   Interactive Data Other definitive proxy statements
Acc-no: 0001193125-23-127004 (34 Act)  Size: 2 MB
2023-04-28 000-18277
23866497
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-23-115369 (34 Act)  Size: 213 KB
2023-04-25 000-18277
23845149
10-K  Documents   Interactive Data Annual report [Section 13 and 15(d), not S-K Item 405]
Acc-no: 0001193125-23-053976 (34 Act)  Size: 9 MB
2023-02-28 000-18277
23686063
8-K  Documents   Interactive Data Current report, items 2.02 and 9.01
Acc-no: 0001193125-23-046639 (34 Act)  Size: 227 KB
2023-02-23 000-18277
23660069
SC 13G  Documents Statement of Beneficial Ownership by Certain Investors
Acc-no: 0001562230-23-000104 (34 Act)  Size: 18 KB
2023-02-13 005-43949
23618060