Funds holding Quanterix Corp
130 funds declare a position · 23 ETFs and 107 other funds · 49.4M $ · US74766Q1013
Each line carries its report date.
| Fund | Shares | Value | Weight | |
|---|---|---|---|---|
| Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 1,607,188 | 10.5M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,254,850 | 4.4M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| First Eagle Small Cap Opportunity Fund First Eagle Funds | 1,388,497 | 4.3M $ | 0.20 % | as of Apr 30, 2026 · Original filing |
| iShares Russell 2000 ETF iShares Trust | 1,033,007 | 3.6M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| William Blair Small Cap Growth Fund WILLIAM BLAIR FUNDS | 719,776 | 2.5M $ | 0.26 % | as of Mar 31, 2026 · Original filing |
| Invenomic Fund NORTHERN LIGHTS FUND TRUST II | 771,542 | 2.4M $ | 0.25 % | as of Apr 30, 2026 · Original filing |
| Columbia Small Cap Value Discovery Fund COLUMBIA FUNDS SERIES TRUST I | 664,836 | 2.1M $ | 0.09 % | as of Apr 30, 2026 · Original filing |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 484,115 | 1.7M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 217,838 | 1.4M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 209,782 | 1.4M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 413,142 | 1.3M $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| iShares Russell 2000 Value ETF iShares Trust | 311,865 | 1.1M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 166,039 | 1.1M $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| iShares Biotechnology ETF iShares Trust | 284,827 | 1M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 125,718 | 823.5K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| Fidelity Enhanced Small Cap ETF Fidelity Covington Trust | 180,096 | 633.9K $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| Avantis U.S. Small Cap Equity ETF American Century ETF Trust | 90,994 | 596K $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| Adara Smaller Companies Fund RBB Fund, Inc. | 88,002 | 576.4K $ | 0.08 % | as of Feb 28, 2026 · Original filing |
| Columbia Variable Portfolio - Small Cap Value Fund COLUMBIA FUNDS VARIABLE INSURANCE TRUST | 163,435 | 575.3K $ | 0.14 % | as of Mar 31, 2026 · Original filing |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 78,544 | 514.5K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| Dimensional U.S. Small Cap ETF Dimensional ETF Trust | 154,271 | 482.9K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 62,726 | 410.9K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| iShares Micro-Cap ETF iShares Trust | 105,071 | 369.8K $ | 0.03 % | as of Mar 31, 2026 · Original filing |
| VANGUARD STRATEGIC SMALL-CAP EQUITY FUND VANGUARD HORIZON FUNDS | 90,688 | 319.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 93,922 | 294K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 92,413 | 289.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 90,401 | 283K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Master Small Cap Index Series Quantitative Master Series LLC | 75,825 | 266.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Ultra-Small Company Market Fund Bridgeway Funds, Inc. | 68,226 | 240.2K $ | 0.20 % | as of Mar 31, 2026 · Original filing |
| U.S. MICRO CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 74,306 | 232.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| VANGUARD RUSSELL 2000 VALUE INDEX FUND VANGUARD SCOTTSDALE FUNDS | 29,045 | 190.2K $ | 0.02 % | as of Feb 28, 2026 · Original filing |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 27,884 | 182.6K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| Dunham Small Cap Growth Fund Dunham Funds | 56,324 | 176.3K $ | 0.20 % | as of Apr 30, 2026 · Original filing |
| EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 49,817 | 175.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 49,001 | 172.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 26,147 | 171.3K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| Fidelity Small Cap Value Index Fund Fidelity Salem Street Trust | 46,919 | 165.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 47,125 | 147.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| iShares Russell 2000 Growth ETF iShares Trust | 39,852 | 140.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Small Cap Index Fund VALIC Co I | 17,640 | 115.5K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| EQ/Small Company Index Portfolio EQ Advisors Trust | 27,200 | 95.7K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 26,600 | 93.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 24,560 | 86.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 21,088 | 74.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Nuveen Equity Index Fund TIAA-CREF Funds | 22,869 | 71.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 21,733 | 68K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Bridge Builder Small/Mid Cap Value Fund Bridge Builder Trust | 17,449 | 61.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Invesco NASDAQ Future Gen 200 ETF Invesco Exchange-Traded Fund Trust II | 9,100 | 59.6K $ | 0.42 % | as of Feb 28, 2026 · Original filing |
| Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 18,993 | 59.4K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Small Cap Index Fund Northern Funds | 16,656 | 58.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Global X Russell 2000 ETF GLOBAL X FUNDS | 18,068 | 56.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust | 16,305 | 51K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| EQ/AB Small Cap Growth Portfolio EQ Advisors Trust | 13,980 | 49.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST | 13,800 | 48.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Avantis U.S. Equity ETF American Century ETF Trust | 7,397 | 48.5K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II | 13,742 | 48.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 7,000 | 45.9K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| iShares Russell 3000 ETF iShares Trust | 12,436 | 43.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust | 12,077 | 42.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Small-Cap Index Portfolio PACIFIC SELECT FUND | 11,919 | 42K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Allspring Disciplined Small Cap Fund ALLSPRING FUNDS TRUST | 11,104 | 39.1K $ | 0.03 % | as of Mar 31, 2026 · Original filing |
| JNL/DFA U.S. Small Cap Fund JNL Series Trust | 8,797 | 31K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Small Cap Core Fund Northern Funds | 8,214 | 28.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| NVIT Small Cap Index Fund Nationwide Variable Insurance Trust | 8,179 | 28.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Small Cap Index Trust John Hancock Variable Insurance Trust | 7,916 | 27.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 1290 VT Micro Cap Portfolio EQ Advisors Trust | 7,479 | 26.3K $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 3,970 | 26K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 3,727 | 24.4K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS | 6,240 | 22K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Fidelity Flex Small Cap Index Fund Fidelity Salem Street Trust | 6,622 | 20.7K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| iShares Russell Small/Mid-Cap Index Fund BlackRock Funds | 6,594 | 20.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 1290 VT Small Cap Value Portfolio EQ Advisors Trust | 5,844 | 20.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. | 5,207 | 18.3K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| ProShares Ultra Russell2000 ProShares Trust | 2,733 | 17.9K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| ProShares UltraPro Russell2000 ProShares Trust | 2,727 | 17.9K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| Dimensional US Sustainability Core 1 ETF Dimensional ETF Trust | 5,272 | 16.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Voya RussellTM Small Cap Index Portfolio Voya VARIABLE PORTFOLIOS INC | 4,548 | 16K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. | 4,455 | 15.7K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| SA Small Cap Index Portfolio SUNAMERICA SERIES TRUST | 4,981 | 15.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Avantis U.S. Small Cap Equity Fund American Century ETF Trust | 2,354 | 15.4K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| Dimensional US Core Equity 1 ETF Dimensional ETF Trust | 4,622 | 14.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| AST Small-Cap Equity Portfolio Advanced Series Trust | 3,992 | 14.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Victory Extended Market Index Fund Victory Portfolios III | 4,367 | 13.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 4,100 | 12.8K $ | as of Apr 30, 2026 · Original filing | |
| PD Small-Cap Value Index Portfolio PACIFIC SELECT FUND | 3,588 | 12.6K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| ProShares Russell 2000 High Income ETF ProShares Trust | 1,911 | 12.5K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| CVT Russell 2000 Small Cap Index Portfolio Calvert Variable Trust, Inc. | 3,475 | 12.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Venerable Small Cap Index Fund Venerable Variable Insurance Trust | 3,375 | 11.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 3,116 | 11K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Goldman Sachs Absolute Return Tracker Fund GOLDMAN SACHS TRUST | 2,860 | 10.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| iShares Total U.S. Stock Market Index Fund BlackRock Funds | 3,192 | 10K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Nationwide Small Cap Index Fund Nationwide Mutual Funds | 3,110 | 9.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| VIP Extended Market Index Portfolio Variable Insurance Products Fund II | 2,745 | 9.7K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Strategic Equity Allocation Trust John Hancock Variable Insurance Trust | 2,609 | 9.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Voya VACS Index Series SC Portfolio Voya VARIABLE PORTFOLIOS INC | 2,562 | 9K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Avantis U.S. Equity Fund American Century ETF Trust | 1,365 | 8.9K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| Morgan Stanley Pathway Small-Mid Cap Equity ETF MORGAN STANLEY PATHWAY FUNDS | 1,361 | 8.9K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| Destinations Small-Mid Cap Equity Fund Brinker Capital Destinations Trust | 1,247 | 8.2K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| LVIP Dimensional U.S. Core Equity 1 Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 2,102 | 7.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| SA U.S. Small Company Fund SA FUNDS INVESTMENT TRUST | 1,800 | 6.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| U.S. CORE EQUITY 1 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 1,944 | 6.1K $ | as of Apr 30, 2026 · Original filing | |
| Small-Cap Equity Portfolio PACIFIC SELECT FUND | 1,728 | 6.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| U.S. Social Core Equity 2 Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 1,794 | 5.6K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| EQ/Franklin Small Cap Value Managed Volatility Portfolio EQ Advisors Trust | 1,465 | 5.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| State Street Total Return V.I.S. Fund STATE STREET VARIABLE INSURANCE SERIES FUNDS INC | 1,243 | 4.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| SmallCap Value Fund II Principal Funds, Inc | 1,394 | 4.4K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| LVIP Dimensional U.S. Core Equity 2 Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 1,218 | 4.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Penn Series Small Cap Index Fund Penn Series Funds Inc | 1,200 | 4.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| VIP Total Market Index Portfolio Variable Insurance Products Fund II | 996 | 3.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust | 916 | 3.2K $ | as of Mar 31, 2026 · Original filing | |
| TIAA Separate Account VA-1 - Stock Index Account TIAA Separate Account VA-1 | 914 | 3.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Total Stock Market Index Trust John Hancock Variable Insurance Trust | 841 | 3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Nuveen Life Stock Index Fund TIAA-CREF Life Funds | 537 | 1.9K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| AZL DFA U.S. Core Equity Fund Allianz Variable Insurance Products Trust | 453 | 1.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| PD Small-Cap Growth Index Portfolio PACIFIC SELECT FUND | 425 | 1.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| ULTRA SMALL CAP PROFUND ProFunds | 474 | 1.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| U.S. VECTOR EQUITY PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 358 | 1.1K $ | as of Apr 30, 2026 · Original filing | |
| State Street Balanced Index Fund STATE STREET INSTITUTIONAL INVESTMENT TRUST | 271 | 953.9 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Wilshire 5000 Index Fund Wilshire Mutual Funds Inc | 228 | 802.6 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| SmallCap Growth Fund I Principal Funds, Inc | 252 | 788.8 $ | as of Apr 30, 2026 · Original filing | |
| Knights of Columbus U.S. ALL CAP INDEX FUND ADVISORS' INNER CIRCLE III | 219 | 685.5 $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Russell 2000 2x Strategy Fund Rydex Dynamic Funds | 188 | 661.8 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| PROFUND VP ULTRA SMALL CAP ProFunds | 140 | 492.8 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| PROFUND VP SMALL CAP ProFunds | 105 | 369.6 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| Russell 2000 Fund Rydex Series Funds | 86 | 302.7 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| ProShares Hedge Replication ETF ProShares Trust | 45 | 294.8 $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| SMALL-CAP PROFUND ProFunds | 76 | 237.9 $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| Russell 2000 1.5x Strategy Fund Rydex Series Funds | 52 | 183 $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| ProShares Russell 2000 Dynamic Buffer ETF ProShares Trust | 12 | 78.6 $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| Russell 2000(R) 1.5x Strategy Fund Rydex Variable Trust | 10 | 35.2 $ | 0.00 % | as of Mar 31, 2026 · Original filing |