Ticker · CUSIP 925815102
Holders (tracked)
12
Combined shares
747,288
Combined value
$33.75M
Last close
$203.10
Quarter
2025Q4
Tracked holders · last 8 quarters
+3 vs previous quarter over the last 8.
Price is +349.7% vs the avg quarter-end implied price across tracked holders.
SEC event timeline
18 events
- +54,024 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) trimmed2026-02-17−160,432 shares · 2025Q413F
- AQR Capital Management added2026-02-17+748 shares · 2025Q413F
- Two Sigma Investments trimmed2026-02-17−58 shares · 2025Q413F
- D.E. Shaw & Co. exited2026-02-17−18,128 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2026-02-17−39,603 shares · 2025Q413F
- Steve Cohen (Point72) opened position2026-02-17+4,726 shares · 2025Q413F
- T. Rowe Price added2026-02-17+413,038 shares · 2025Q413F
- Ray Dalio (Bridgewater Associates) added2026-02-13+12,840 shares · 2025Q413F
- Renaissance Technologies opened position2026-02-12+10,200 shares · 2025Q413F
- Izzy Englander (Millennium Mgmt) trimmed2025-11-14−177,086 shares · 2025Q313F
- Two Sigma Investments trimmed2025-11-14−5,542 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−10,282 shares · 2025Q313F
- AQR Capital Management added2025-11-14+2,682 shares · 2025Q313F
- T. Rowe Price added2025-11-14+1,056 shares · 2025Q313F
- +6,254 shares · 2025Q313F
- Norges Bank (Norway SWF) exited2025-11-13−22,084 shares · 2025Q313F
- Norges Bank (Norway SWF) added2025-11-12+147,939 shares · 2024Q313F
Insider activity
No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of VICR…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
| Investor | First in | Cost basis | Return | Position value today |
|---|---|---|---|---|
| T. Rowe Price | 2016Q1 | $0.69 | +29396.6% | $89.3M |
| Renaissance Technologies | 2016Q1 | $0.81 | +25046.5% | $2.1M |
| D.E. Shaw & Co. | 2018Q3 | $46.27 | +338.9% | $2.5M |
| Izzy Englander (Millennium Mgmt) | 2016Q1 | $46.72 | +334.7% | $648K |
| AQR Capital Management | 2018Q2 | $47.23 | +330.0% | $16.6M |
| Two Sigma Investments | 2016Q1 | $50.04 | +305.8% | $864K |
| Paul Tudor Jones (Tudor Investment) | 2018Q4 | $64.01 | +217.3% | $11.0M |
| Ray Dalio (Bridgewater Associates) | 2025Q3 | $89.99 | +125.7% | $3.9M |
| Ken Griffin (Citadel Advisors) | 2019Q1 | $104.07 | +95.2% | $11.2M |
| Ken Griffin (Citadel Advisors) | 2019Q1 | $104.07 | +95.2% | $11.2M |
| Ken Griffin (Citadel Advisors) | 2019Q1 | $104.07 | +95.2% | $11.2M |
| Steve Cohen (Point72) | 2022Q2 | $105.33 | +92.8% | $960K |
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions3
- Paul Tudor Jones (Tudor Investment)+54,024$5.9M
- Renaissance Technologies+10,200$1.1M
- Steve Cohen (Point72)+4,726$518K
Added to3
- Ray Dalio (Bridgewater Associates)+12,840$1.4M
- AQR Capital Management+748$82K
- T. Rowe Price+413,038$45K
Trimmed3
- Ken Griffin (Citadel Advisors)−160,432$17.6M
- Izzy Englander (Millennium Mgmt)−39,603$4.3M
- Two Sigma Investments−58$6K
Exited1
- D.E. Shaw & Co.−18,128$901K
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 14 | $11.65B |
| 2022Q2 | 12 | $10.03B |
| 2022Q3 | 9 | $10.8M |
| 2022Q4 | 15 | $185.6M |
| 2023Q1 | 14 | $197.4M |
| 2023Q2 | 14 | $267.2M |
| 2023Q3 | 14 | $215.5M |
| 2023Q4 | 12 | $200.1M |
| 2024Q1 | 11 | $158.3M |
| 2024Q2 | 11 | $145.6M |
| 2024Q3 | 10 | $32.4M |
| 2024Q4 | 10 | $18.5M |
| 2025Q1 | 9 | $24.5M |
| 2025Q2 | 9 | $27.3M |
| 2025Q3 | 9 | $19.6M |
| 2025Q4 | 12 | $33.7M |
Who owns VICR
12 super-investors · 2025Q4
Tracked stake
747.3K
shares
Combined value
$34M
% of shares outstanding
—
shares-out unknown
Quarter action mix
New3Added3Trim5Sold1
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | AQR Capital Management | 81.6K | $9M |
| 2 | Ken Griffin Citadel Advisors | 54.9K | $6M |
| 3 | Paul Tudor Jones Tudor Investment | 54.0K | $6M |
| 4 | Ken Griffin Citadel Advisors | 38.5K | $4M |
| 5 | Ken Griffin Citadel Advisors | 24.6K | $3M |
| 6 | Ray Dalio Bridgewater Associates | 19.1K | $2M |
| 7 | D.E. Shaw & Co. | 12.4K | $1M |
| 8 | Renaissance Technologies | 10.2K | $1M |
| 9 | Steve Cohen Point72 | 4.7K | $518K |
| 10 | Two Sigma Investments | 4.3K | $466K |
| 11 | Izzy Englander Millennium Mgmt | 3.2K | $350K |
| 12 | T. Rowe Price | 439.8K | $48K |
Recent moves
20 transactions
- +748 · 2025Q4
- −160,432 · 2025Q4
- +4,726 · 2025Q4
- +54,024 · 2025Q4
- −39,603 · 2025Q4
- SOLDD.E. Shaw & Co.−18,128 · 2025Q4
- +413,038 · 2025Q4
- −58 · 2025Q4
- +12,840 · 2025Q4
- +10,200 · 2025Q4
- +2,682 · 2025Q3
- −177,086 · 2025Q3
- TRIMD.E. Shaw & Co.−10,282 · 2025Q3
- −5,542 · 2025Q3
- +1,056 · 2025Q3
- +6,254 · 2025Q3
- −22,084 · 2025Q3
- +147,939 · 2024Q3
- +11,473 · 2025Q2
- +1,289 · 2025Q2
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