Funds holding Vicor Corp
330 funds declare a position · 84 ETFs and 246 other funds · 1.7B $ · US9258151029
Each line carries its report date.
| Rank | Fund | Shares | Value | Weight | |
|---|---|---|---|---|---|
| 1 | iShares Core S&P Mid-Cap ETF iShares Trust | 752,244 | 121.1M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 2 | VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 739,208 | 119M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 3 | iShares Russell 2000 ETF iShares Trust | 562,201 | 90.5M $ | 0.13 % | as of Mar 31, 2026 · Original filing |
| 4 | VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 531,414 | 85.6M $ | 0.05 % | as of Mar 31, 2026 · Original filing |
| 5 | Needham Aggressive Growth Fund Needham Funds Inc | 475,000 | 76.5M $ | 4.86 % | as of Mar 31, 2026 · Original filing |
| 6 | T. Rowe Price New Horizons Fund, Inc. T. ROWE PRICE NEW HORIZONS FUND, INC. | 378,013 | 60.9M $ | 0.48 % | as of Mar 31, 2026 · Original filing |
| 7 | VANGUARD SMALL-CAP GROWTH INDEX FUND VANGUARD INDEX FUNDS | 297,048 | 47.8M $ | 0.12 % | as of Mar 31, 2026 · Original filing |
| 8 | VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 253,324 | 40.8M $ | 0.05 % | as of Mar 31, 2026 · Original filing |
| 9 | T. Rowe Price Global Stock Fund T. ROWE PRICE INTERNATIONAL FUNDS, INC. | 231,952 | 62.5M $ | 0.76 % | as of Apr 30, 2026 · Original filing |
| 10 | Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 227,503 | 61.3M $ | 0.19 % | as of Apr 30, 2026 · Original filing |
| 11 | JPMorgan U.S. Tech Leaders ETF J.P. Morgan Exchange-Traded Fund Trust | 219,687 | 35.4M $ | 1.15 % | as of Mar 31, 2026 · Original filing |
| 12 | JPMorgan Small Cap Growth Fund JPMorgan Trust II | 191,265 | 30.8M $ | 1.41 % | as of Mar 31, 2026 · Original filing |
| 13 | iShares Russell 2000 Growth ETF iShares Trust | 188,016 | 30.3M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 14 | T. Rowe Price Integrated U.S. Small-Cap Growth Equity Fund T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC. | 179,000 | 28.8M $ | 0.35 % | as of Mar 31, 2026 · Original filing |
| 15 | Small Cap Core Fund John Hancock Investment Trust | 146,953 | 39.6M $ | 1.98 % | as of Apr 30, 2026 · Original filing |
| 16 | Fidelity Enhanced Small Cap ETF Fidelity Covington Trust | 145,949 | 23.5M $ | 0.57 % | as of Mar 31, 2026 · Original filing |
| 17 | iShares S&P Mid-Cap 400 Growth ETF iShares Trust | 137,930 | 22.2M $ | 0.22 % | as of Mar 31, 2026 · Original filing |
| 18 | U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 133,022 | 35.8M $ | 0.19 % | as of Apr 30, 2026 · Original filing |
| 19 | T. Rowe Price Science & Technology Fund, Inc. T. ROWE PRICE SCIENCE & TECHNOLOGY FUND, INC. | 127,100 | 20.5M $ | 0.19 % | as of Mar 31, 2026 · Original filing |
| 20 | Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 119,207 | 24M $ | 0.06 % | as of Feb 28, 2026 · Original filing |
| 21 | VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 113,971 | 23M $ | 0.15 % | as of Feb 28, 2026 · Original filing |
| 22 | State Street(R) SPDR(R) Portfolio S&P 400(TM) Mid Cap ETF SPDR SERIES TRUST | 111,094 | 17.9M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 23 | Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 110,161 | 22.2M $ | 0.11 % | as of Feb 28, 2026 · Original filing |
| 24 | Dimensional U.S. Small Cap ETF Dimensional ETF Trust | 91,928 | 24.8M $ | 0.18 % | as of Apr 30, 2026 · Original filing |
| 25 | VANGUARD S&P SMALL-CAP 600 INDEX FUND VANGUARD ADMIRAL FUNDS | 77,847 | 15.7M $ | 0.29 % | as of Feb 28, 2026 · Original filing |
| 26 | First Trust NASDAQ Clean Edge Green Energy Index Fund First Trust Exchange-Traded Fund | 69,570 | 11.2M $ | 2.06 % | as of Mar 31, 2026 · Original filing |
| 27 | BRUCE FUND Bruce Fund, Inc. | 65,000 | 10.5M $ | 2.89 % | as of Mar 31, 2026 · Original filing |
| 28 | JPMorgan Small Cap Blend Fund JPMorgan Trust I | 61,747 | 9.9M $ | 0.69 % | as of Mar 31, 2026 · Original filing |
| 29 | VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND | 59,875 | 16.1M $ | 0.07 % | as of Apr 30, 2026 · Original filing |
| 30 | Principal U.S. Small-Cap ETF Principal Exchange-Traded Funds | 58,411 | 9.4M $ | 0.53 % | as of Mar 31, 2026 · Original filing |
| 31 | Invesco Dorsey Wright Industrials Momentum ETF Invesco Exchange-Traded Fund Trust | 56,011 | 15.1M $ | 3.74 % | as of Apr 30, 2026 · Original filing |
| 32 | BlackRock Advantage Small Cap Core Fund BlackRock Funds | 55,140 | 11.1M $ | 0.24 % | as of Feb 27, 2026 · Original filing |
| 33 | Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 50,396 | 13.6M $ | 0.19 % | as of Apr 30, 2026 · Original filing |
| 34 | Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 50,037 | 13.5M $ | 0.03 % | as of Apr 30, 2026 · Original filing |
| 35 | U.S. CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 49,821 | 13.4M $ | 0.04 % | as of Apr 30, 2026 · Original filing |
| 36 | Fidelity Total Market Index Fund Fidelity Concord Street Trust | 42,672 | 8.6M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 37 | Master Small Cap Index Series Quantitative Master Series LLC | 37,763 | 6.1M $ | 0.13 % | as of Mar 31, 2026 · Original filing |
| 38 | Driehaus Small Cap Growth Fund Driehaus Mutual Funds | 36,814 | 5.9M $ | 0.52 % | as of Mar 31, 2026 · Original filing |
| 39 | Columbia Small Cap Index Fund COLUMBIA FUNDS SERIES TRUST | 36,162 | 7.3M $ | 0.29 % | as of Feb 28, 2026 · Original filing |
| 40 | State Street(R) SPDR(R) S & P 400(TM) Mid Cap Growth ETF SPDR SERIES TRUST | 34,433 | 5.5M $ | 0.22 % | as of Mar 31, 2026 · Original filing |
| 41 | Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 33,969 | 6.8M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 42 | Vistashares Artificial Intelligence Supercycle ETF Tidal Trust III | 33,763 | 6.8M $ | 3.62 % | as of Feb 28, 2026 · Original filing |
| 43 | Old Westbury Small & Mid Cap Strategies Fund Old Westbury Funds Inc | 31,190 | 8.4M $ | 0.09 % | as of Apr 30, 2026 · Original filing |
| 44 | Small Cap Core Trust John Hancock Variable Insurance Trust | 29,968 | 4.8M $ | 1.67 % | as of Mar 31, 2026 · Original filing |
| 45 | Neuberger Small Cap Growth Fund NEUBERGER BERMAN EQUITY FUNDS | 29,927 | 6M $ | 1.24 % | as of Feb 28, 2026 · Original filing |
| 46 | iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 29,446 | 4.7M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 47 | Multi-Manager Small Cap Equity Strategies Fund COLUMBIA FUNDS SERIES TRUST I | 28,404 | 5.7M $ | 0.47 % | as of Feb 28, 2026 · Original filing |
| 48 | First Trust Mid Cap Core AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund | 28,255 | 7.6M $ | 0.57 % | as of Apr 30, 2026 · Original filing |
| 49 | Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 27,585 | 7.4M $ | 0.19 % | as of Apr 30, 2026 · Original filing |
| 50 | U.S. CORE EQUITY 1 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 27,067 | 7.3M $ | 0.02 % | as of Apr 30, 2026 · Original filing |
| 51 | Needham Growth Fund Needham Funds Inc | 27,000 | 4.3M $ | 2.34 % | as of Mar 31, 2026 · Original filing |
| 52 | VANGUARD INDUSTRIALS INDEX FUND VANGUARD WORLD FUND | 26,636 | 5.4M $ | 0.07 % | as of Feb 28, 2026 · Original filing |
| 53 | T. Rowe Price Communications & Technology Fund T. ROWE PRICE COMMUNICATIONS & TECHNOLOGY FUND, INC. | 25,700 | 4.1M $ | 0.05 % | as of Mar 31, 2026 · Original filing |
| 54 | VANGUARD S&P SMALL-CAP 600 GROWTH INDEX FUND VANGUARD ADMIRAL FUNDS | 25,357 | 5.1M $ | 0.57 % | as of Feb 28, 2026 · Original filing |
| 55 | Invesco S&P Midcap 400 Pure Growth ETF Invesco Exchange-Traded Fund Trust | 24,659 | 6.6M $ | 1.98 % | as of Apr 30, 2026 · Original filing |
| 56 | EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 24,054 | 3.9M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 57 | T.Rowe Price Small Cap Growth Portfolio Brighthouse Funds Trust II | 23,400 | 3.8M $ | 0.36 % | as of Mar 31, 2026 · Original filing |
| 58 | T. Rowe Price Diversified Mid-Cap Growth Fund, Inc. T. ROWE PRICE DIVERSIFIED MID-CAP GROWTH FUND, INC. | 23,300 | 3.8M $ | 0.09 % | as of Mar 31, 2026 · Original filing |
| 59 | Main Thematic Innovation ETF Northern Lights Fund Trust IV | 23,171 | 6.2M $ | 2.96 % | as of Apr 30, 2026 · Original filing |
| 60 | JNL Mid Cap Index Fund JNL Series Trust | 22,924 | 3.7M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 61 | First Trust Mid Cap Growth AlphaDEX Fund First Trust Exchange-Traded AlphaDEX Fund | 21,294 | 5.7M $ | 1.11 % | as of Apr 30, 2026 · Original filing |
| 62 | VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 21,071 | 4.2M $ | 0.30 % | as of Feb 28, 2026 · Original filing |
| 63 | College Retirement Equities Fund - Total Global Stock Account College Retirement Equities Fund | 20,693 | 3.3M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 64 | Nuveen Small Cap Value Opportunities Fund Nuveen Investment Trust | 20,477 | 3.3M $ | 1.23 % | as of Mar 31, 2026 · Original filing |
| 65 | VANGUARD STRATEGIC SMALL-CAP EQUITY FUND VANGUARD HORIZON FUNDS | 19,875 | 3.2M $ | 0.13 % | as of Mar 31, 2026 · Original filing |
| 66 | T. Rowe Price Small-Mid Cap ETF T. Rowe Price Exchange-Traded Funds, Inc. | 19,864 | 3.2M $ | 0.21 % | as of Mar 31, 2026 · Original filing |
| 67 | Avantis U.S. Small Cap Equity ETF American Century ETF Trust | 19,840 | 4M $ | 0.17 % | as of Feb 28, 2026 · Original filing |
| 68 | Janus Henderson Small Cap Growth Alpha ETF Janus Detroit Street Trust | 19,374 | 5.2M $ | 1.65 % | as of Apr 30, 2026 · Original filing |
| 69 | iShares Core S&P U.S. Growth ETF iShares Trust | 19,260 | 3.1M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 70 | Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 19,180 | 3.9M $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| 71 | EQ/Mid Cap Index Portfolio EQ Advisors Trust | 18,622 | 3M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 72 | Goldman Sachs Small Cap Equity Insights Fund Goldman Sachs Trust | 18,441 | 5M $ | 0.68 % | as of Apr 30, 2026 · Original filing |
| 73 | VANGUARD TOTAL WORLD STOCK INDEX FUND VANGUARD INTERNATIONAL EQUITY INDEX FUNDS | 18,074 | 4.9M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 74 | Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 17,488 | 2.8M $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 75 | Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 17,277 | 4.7M $ | 0.16 % | as of Apr 30, 2026 · Original filing |
| 76 | Goldman Sachs Small Cap Value Insights Fund Goldman Sachs Trust | 16,446 | 4.4M $ | 0.40 % | as of Apr 30, 2026 · Original filing |
| 77 | VIP Disciplined Small Cap Portfolio Variable Insurance Products Fund II | 16,077 | 2.6M $ | 0.50 % | as of Mar 31, 2026 · Original filing |
| 78 | SmallCap Value Fund II Principal Funds, Inc | 15,850 | 4.3M $ | 0.34 % | as of Apr 30, 2026 · Original filing |
| 79 | LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 15,471 | 2.5M $ | 0.13 % | as of Mar 31, 2026 · Original filing |
| 80 | T. Rowe Price Integrated U.S. Small-Mid Cap Core Equity Fund T. ROWE PRICE INTEGRATED EQUITY FUNDS, INC. | 14,903 | 2.4M $ | 0.17 % | as of Mar 31, 2026 · Original filing |
| 81 | Nuveen Equity Index Fund TIAA-CREF Funds | 14,748 | 4M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 82 | Invesco S&P SmallCap Industrials ETF Invesco Exchange-Traded Fund Trust II | 14,590 | 2.9M $ | 1.63 % | as of Feb 28, 2026 · Original filing |
| 83 | AST Small-Cap Equity Portfolio Advanced Series Trust | 14,364 | 2.3M $ | 0.12 % | as of Mar 31, 2026 · Original filing |
| 84 | Mid Cap Index Fund Northern Funds | 14,290 | 2.3M $ | 0.11 % | as of Mar 31, 2026 · Original filing |
| 85 | Transamerica T. Rowe Price Small Cap VP TRANSAMERICA SERIES TRUST | 14,000 | 2.3M $ | 0.36 % | as of Mar 31, 2026 · Original filing |
| 86 | Convergence Long/Short Equity ETF Trust for Professional Managers | 13,514 | 2.7M $ | 0.81 % | as of Feb 28, 2026 · Original filing |
| 87 | Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 13,362 | 3.6M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 88 | Invesco Dorsey Wright SmallCap Momentum ETF Invesco Exchange-Traded Fund Trust II | 13,349 | 2.7M $ | 0.70 % | as of Feb 28, 2026 · Original filing |
| 89 | LVIP Franklin Templeton Multi-Factor SMID Cap Equity Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 13,024 | 2.1M $ | 0.23 % | as of Mar 31, 2026 · Original filing |
| 90 | VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 12,933 | 2.1M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 91 | Science & Technology Trust John Hancock Variable Insurance Trust | 12,800 | 2.1M $ | 0.20 % | as of Mar 31, 2026 · Original filing |
| 92 | Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 12,667 | 2.6M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 93 | VictoryShares US Small Mid Cap Value Momentum ETF Victory Portfolios II | 12,424 | 2M $ | 0.14 % | as of Mar 31, 2026 · Original filing |
| 94 | SMALL COMPANY GROWTH PORTFOLIO VANGUARD VARIABLE INSURANCE FUNDS | 12,349 | 2M $ | 0.14 % | as of Mar 31, 2026 · Original filing |
| 95 | Invesco S&P SmallCap Quality ETF Invesco Exchange-Traded Fund Trust II | 12,169 | 2.5M $ | 0.99 % | as of Feb 28, 2026 · Original filing |
| 96 | VANGUARD STRATEGIC EQUITY FUND VANGUARD HORIZON FUNDS | 12,026 | 1.9M $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| 97 | EQ/Small Company Index Portfolio EQ Advisors Trust | 11,860 | 1.9M $ | 0.12 % | as of Mar 31, 2026 · Original filing |
| 98 | Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 11,802 | 3.2M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 99 | BlackRock Advantage Small Cap Growth Fund BlackRock Funds | 11,532 | 1.9M $ | 0.28 % | as of Mar 31, 2026 · Original filing |
| 100 | Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 11,433 | 2.3M $ | 0.00 % | as of Feb 28, 2026 · Original filing |
Institutional managers
358 managers declare this company to the SEC (Form 13F). These positions are not counted in the totals above: a manager and its own funds file separately.
| Manager | Shares | Value | |
|---|---|---|---|
| BlackRock, Inc. | 2,884,375 | 464.4M $ | as of Mar 31, 2026 |
| JPMORGAN CHASE & CO | 2,106,726 | 299.6M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 811,617 | 130.7M $ | as of Mar 31, 2026 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 603,364 | 97.1M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 602,661 | 97M $ | as of Mar 31, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 536,274 | 86.3M $ | as of Mar 31, 2026 |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 522,000 | 84M $ | as of Mar 31, 2026 |
| DIMENSIONAL FUND ADVISORS LP | 493,670 | 79.4M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 389,767 | 62.8M $ | as of Mar 31, 2026 |
| JANE STREET GROUP, LLC | 327,715 | 52.8M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 306,929 | 49.4M $ | as of Mar 31, 2026 |
| AWM Investment Company, Inc. | 288,180 | 46.4M $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 272,711 | 43.9M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 221,867 | 35.7M $ | as of Mar 31, 2026 |
| HERALD INVESTMENT MANAGEMENT Ltd | 220,000 | 35.4M $ | as of Mar 31, 2026 |
| COLRAIN CAPITAL LLC | 201,633 | 32.5M $ | as of Mar 31, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 194,453 | 31.3M $ | as of Mar 31, 2026 |
| Driehaus Capital Management LLC | 189,463 | 30.5M $ | as of Mar 31, 2026 |
| FMR LLC | 165,326 | 26.6M $ | as of Mar 31, 2026 |
| FIRST TRUST ADVISORS LP | 163,953 | 26.4M $ | as of Mar 31, 2026 |
| Arosa Capital Management LP | 156,500 | 25.2M $ | as of Mar 31, 2026 |
| PINNACLE ASSOCIATES LTD | 155,976 | 25.1M $ | as of Mar 31, 2026 |
| AQR CAPITAL MANAGEMENT LLC | 148,309 | 23.9M $ | as of Mar 31, 2026 |
| Bank of New York Mellon Corp | 140,286 | 22.6M $ | as of Mar 31, 2026 |
| TUDOR INVESTMENT CORP ET AL | 137,316 | 22.1M $ | as of Mar 31, 2026 |