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 - 100  0000751978 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-25-000003 Size: 4 KB
2025-03-04
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-25-000212 (33 Act)  Size: 4 KB
2025-03-03 000-18277
25700277
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-25-000002 Size: 8 KB
2025-03-03
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-25-000002 Size: 9 KB
2025-02-28
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-25-000182 (33 Act)  Size: 5 KB
2025-02-26 000-18277
25671547
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-25-000001 Size: 9 KB
2025-02-26
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001830195-25-000003 Size: 13 KB
2025-02-25
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-25-000160 (33 Act)  Size: 5 KB
2025-02-24 000-18277
25657518
144  Documents Report of proposed sale of securities
Acc-no: 0001950047-25-001135 (33 Act)  Size: 6 KB
2025-02-21 000-18277
25652274
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001830195-25-000002 Size: 27 KB
2025-01-23
144  Documents Report of proposed sale of securities
Acc-no: 0001950047-25-000382 (33 Act)  Size: 6 KB
2025-01-22 000-18277
25546213
144  Documents Report of proposed sale of securities
Acc-no: 0001950047-25-000366 (33 Act)  Size: 5 KB
2025-01-21 000-18277
25542758
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001545814-25-000001 Size: 6 KB
2025-01-17
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001866281-25-000001 Size: 5 KB
2025-01-17
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-25-000001 Size: 5 KB
2025-01-17
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001826730-25-000001 Size: 5 KB
2025-01-17
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001830195-25-000001 Size: 11 KB
2025-01-07
144  Documents Report of proposed sale of securities
Acc-no: 0001950047-25-000144 (33 Act)  Size: 4 KB
2025-01-06 000-18277
25511540
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001111769-24-000002 Size: 4 KB
2024-12-03
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-001788 (33 Act)  Size: 4 KB
2024-12-02 000-18277
241520518
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654925-24-000002 Size: 4 KB
2024-11-14
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-001604 (33 Act)  Size: 4 KB
2024-11-12 000-18277
241449897
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-24-000004 Size: 4 KB
2024-11-08
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654669-24-000004 Size: 8 KB
2024-11-08
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-001537 (33 Act)  Size: 4 KB
2024-11-07 000-18277
241437309
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-24-000003 Size: 4 KB
2024-09-04
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001512868-24-000003 Size: 8 KB
2024-08-15
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-001149 (33 Act)  Size: 4 KB
2024-08-14 000-18277
241209065
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001830195-24-000002 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001866281-24-000001 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001512868-24-000002 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001194859-24-000001 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001941132-24-000001 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001111769-24-000001 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-24-000003 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001939016-24-000001 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001545814-24-000002 Size: 8 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001195966-24-000001 Size: 5 KB
2024-06-24
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001204864-24-000001 Size: 5 KB
2024-06-24
SD  Documents Specialized disclosure report
Acc-no: 0001193125-24-148013 (34 Act)  Size: 80 KB
2024-05-28 000-18277
24991100
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000901484-24-000002 Size: 7 KB
2024-05-22
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001655180-24-000002 Size: 9 KB
2024-05-15
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654669-24-000003 Size: 5 KB
2024-05-13
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001826730-24-000002 Size: 8 KB
2024-05-09
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654669-24-000002 Size: 5 KB
2024-05-07
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-24-000002 Size: 5 KB
2024-05-07
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001512868-24-000001 Size: 5 KB
2024-05-07
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001545814-24-000001 Size: 6 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654862-24-000002 Size: 5 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001655180-24-000001 Size: 6 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001411500-24-000002 Size: 5 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-24-000002 Size: 5 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001830195-24-000001 Size: 5 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654925-24-000001 Size: 6 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0000901484-24-000001 Size: 6 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001826730-24-000001 Size: 5 KB
2024-05-06
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654862-24-000001 Size: 8 KB
2024-05-06
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-000574 (33 Act)  Size: 4 KB
2024-05-03 000-18277
24914417
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-24-000001 Size: 6 KB
2024-04-29
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654669-24-000001 Size: 8 KB
2024-03-11
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-000375 (33 Act)  Size: 4 KB
2024-03-08 000-18277
24735789
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-24-000001 Size: 4 KB
2024-03-04
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001411500-24-000001 Size: 8 KB
2024-02-27
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-24-000208 (33 Act)  Size: 4 KB
2024-02-26 000-18277
24680291
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001830195-23-000006 Size: 5 KB
2023-11-20
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654862-23-000003 Size: 5 KB
2023-11-07
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
4/A  Documents [Amend] Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-23-000005 Size: 4 KB
2023-09-08
4/A  Documents [Amend] Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-23-000004 Size: 4 KB
2023-09-08
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001912196-23-000003 Size: 5 KB
2023-09-05
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
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001826730-23-000004 Size: 4 KB
2023-08-02
144  Documents Report of proposed sale of securities
Acc-no: 0001959173-23-002741 (33 Act)  Size: 5 KB
2023-08-01 000-18277
231130672
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001654862-23-000002 Size: 8 KB
2023-07-31
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001403540-23-000003 Size: 5 KB
2023-07-31
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001826730-23-000003 Size: 14 KB
2023-07-31
4  Documents Statement of changes in beneficial ownership of securities
Acc-no: 0001411500-23-000002 Size: 13 KB
2023-07-31
144  Documents Report of proposed sale of securities
Acc-no: 0001972362-23-000517 (33 Act)  Size: 5 KB
2023-07-28 000-18277
231124332