VICRVicor Corporation

$266.01+403% 1Y

Who owns VICR

506 institutions reported holding VICR for 2026Q2, together 46% of the company, more than the 364 a quarter earlier.

506

Institutions reporting a position · as of 2026Q2 · up from 364 the quarter before

Shares held by institutions
21.9M

Shares held by institutions · 46% of the company · long US equity positions only, as reported on Form 13F

Reported value
$8.26B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
22%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
186
Positions exited
47
Added to
143
Reduced
123
Top 10 holdersof the company
28%
Shares sold shortsettled Sep 15, 2026
2.0M
Short interestof shares outstanding
4.3%
Days to coverat the average daily volume
3.2
Change in the short positionsince the Aug 31, 2026 count
+15%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q250621.9M$8.26B
2026Q136421.0M$3.34B
2025Q428320.5M$2.25B
2025Q321319.4M$963M
2025Q220619.1M$866M
2025Q121420.0M$934M
2024Q419819.5M$942M
2024Q317819.3M$812M
2024Q217018.7M$621M
2024Q117319.2M$736M
2023Q420120.0M$897M
2023Q322421.1M$1.24B
2023Q219821.2M$1.15B
2023Q119919.5M$913M
2022Q419818.0M$967M
2022Q320418.5M$1.09B
Largest reported holders, 2026Q2
HolderShares% of companyValue
VANGUARD GROUP INC2.6M5.5%$984M
BlackRock Inc.2.5M5.2%$935M
JPMORGAN CHASE & CO2.4M5.0%$870M
PRICE T ROWE ASSOCIATES INC /MD/2.4M5.0%$899M
STATE STREET CORP0.7M1.5%$276M
GEODE CAPITAL MANAGEMENT LLC0.6M1.2%$223M
JANE STREET GROUP, LLC0.5M1.1%$205M
MANUFACTURERS LIFE INSURANCE COMPANY, THE0.5M1.1%$202M
ARROWSTREET CAPITAL LIMITED PARTNERSHIP0.5M1.1%$202M
NEEDHAM INVESTMENT MANAGEMENT LLC0.5M1.1%$199M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.0M4.3%3.2
Aug 31, 20261.8M3.8%2.1
Aug 14, 20261.5M3.1%2.1
Jul 31, 20261.5M3.2%1.4
Jul 15, 20261.3M2.7%1.9
Jun 30, 20261.3M2.8%1.2
Jun 15, 20261.5M3.1%2.1
May 29, 20261.6M3.3%1.9
May 15, 20261.6M3.3%1.6
Apr 30, 20261.6M3.3%1.4
Apr 15, 20261.6M3.5%3.1
Mar 31, 20261.7M3.6%1.5

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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