VICOR CORP (VICR): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in VICR · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
25
13F filers
Aggregate Value
$495.2M
Across holders
Last Price
$189.99
2026-08-24
Sector
Industrials
GICS
Quarterly fund activity15 increased10 reduced4 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 531K | $201.6M | 40.7% | 0.1% | Reduced | $-2.1M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 450K | $168.0M | 33.9% | 0.1% | Added | $-325.8M | Q2 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 84K | $31.8M | 6.4% | 0.0% | Reduced | +$30.3M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 63K | $23.8M | 4.8% | 0.0% | Reduced | $-60.4M | Q2 2026 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 25K | $9.7M | 2.0% | 0.1% | Added | — | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 22K | $8.4M | 1.7% | 0.0% | Added | +$4.0M | Q2 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 18K | $7.0M | 1.4% | 0.0% | Reduced | $-5.6M | Q2 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 16K | $6.2M | 1.2% | 0.0% | Reduced | $-4.0M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 13K | $5.1M | 1.0% | 0.0% | Reduced | $-25.2M | Q2 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 12K | $4.7M | 1.0% | 0.0% | Added | — | Q2 2026 |
Reduced
Hedge Fund
$201.6M· 40.7% of total· 0.1% port· 531K sh· $-2.1M QoQ· Q2 2026
Added
Hedge Fund
$168.0M· 33.9% of total· 0.1% port· 450K sh· $-325.8M QoQ· Q2 2026
Reduced
Hedge Fund
$31.8M· 6.4% of total· 0.0% port· 84K sh· +$30.3M QoQ· Q2 2026
Reduced
Hedge Fund
$23.8M· 4.8% of total· 0.0% port· 63K sh· $-60.4M QoQ· Q2 2026
Added
Hedge Fund
$9.7M· 2.0% of total· 0.1% port· 25K sh· — QoQ· Q2 2026
Added
Hedge Fund
$8.4M· 1.7% of total· 0.0% port· 22K sh· +$4.0M QoQ· Q2 2026
Reduced
Hedge Fund
$7.0M· 1.4% of total· 0.0% port· 18K sh· $-5.6M QoQ· Q2 2026
Reduced
Hedge Fund
$6.2M· 1.2% of total· 0.0% port· 16K sh· $-4.0M QoQ· Q2 2026
Reduced
Hedge Fund
$5.1M· 1.0% of total· 0.0% port· 13K sh· $-25.2M QoQ· Q2 2026
Added
Hedge Fund
$4.7M· 1.0% of total· 0.0% port· 12K sh· — QoQ· Q2 2026
Added
Hedge Fund
$4.5M· 0.9% of total· 0.0% port· 12K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$3.8M· 0.8% of total· 0.0% port· 10K sh· +$1.6M QoQ· Q2 2026
Added
Hedge Fund
$3.5M· 0.7% of total· 0.0% port· 9K sh· +$1.3M QoQ· Q2 2026
Added
Hedge Fund
$3.3M· 0.7% of total· 0.0% port· 9K sh· +$628K QoQ· Q2 2026
Reduced
Hedge Fund
$3.2M· 0.6% of total· 0.0% port· 8K sh· $-1.1M QoQ· Q2 2026
Added
Hedge Fund
$3.1M· 0.6% of total· 0.0% port· 8K sh· $-6.3M QoQ· Q2 2026
Added
Hedge Fund
$2.1M· 0.4% of total· 0.0% port· 5K sh· +$346K QoQ· Q2 2026
Added
Hedge Fund
$1.2M· 0.2% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Added
Hedge Fund
$1.2M· 0.2% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Added
Hedge Fund
$802K· 0.2% of total· 0.0% port· 2K sh· — QoQ· Q2 2026
Added
Hedge Fund
$740K· 0.1% of total· 0.0% port· 2K sh· +$712K QoQ· Q2 2026
Added
Hedge Fund
$686K· 0.1% of total· 0.0% port· 2K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$423K· 0.1% of total· 0.0% port· 1K sh· $-154K QoQ· Q2 2026
Added
Hedge Fund
$410K· 0.1% of total· 0.0% port· 1K sh· — QoQ· Q2 2026
Reduced
Hedge Fund
$38K· 0.0% of total· 0.0% port· 100 sh· $-38K QoQ· Q2 2026
1–10 of 25
1 / 3
Loading recent insider activity…