Funds holding Alector Inc
132 funds declare a position · 17 ETFs and 115 other funds · 40.3M $ · US0144421072
Each line carries its report date.
| Rank | Fund | Shares | Value | Weight | |
|---|---|---|---|---|---|
| 1 | VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 2,541,322 | 5.5M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 2 | Select Biotechnology Portfolio Fidelity Select Portfolios | 2,221,104 | 5.4M $ | 0.10 % | as of Feb 28, 2026 · Original filing |
| 3 | iShares Russell 2000 ETF iShares Trust | 2,171,852 | 4.7M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 4 | VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,037,527 | 2.2M $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 5 | Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 895,883 | 2.1M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 6 | iShares Russell 2000 Value ETF iShares Trust | 714,453 | 1.5M $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 7 | BlackRock Advantage Small Cap Core Fund BlackRock Funds | 643,388 | 1.6M $ | 0.03 % | as of Feb 27, 2026 · Original filing |
| 8 | VANGUARD STRATEGIC SMALL-CAP EQUITY FUND VANGUARD HORIZON FUNDS | 628,627 | 1.4M $ | 0.06 % | as of Mar 31, 2026 · Original filing |
| 9 | SMALL COMPANY GROWTH PORTFOLIO VANGUARD VARIABLE INSURANCE FUNDS | 615,923 | 1.3M $ | 0.10 % | as of Mar 31, 2026 · Original filing |
| 10 | VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND | 595,341 | 1.4M $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 11 | Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 491,836 | 1.2M $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 12 | Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 448,890 | 1.1M $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 13 | VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 396,268 | 962.9K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 14 | Multi-Manager Small Cap Equity Strategies Fund COLUMBIA FUNDS SERIES TRUST I | 293,202 | 712.5K $ | 0.06 % | as of Feb 28, 2026 · Original filing |
| 15 | VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 241,487 | 586.8K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 16 | iShares Micro-Cap ETF iShares Trust | 228,652 | 491.6K $ | 0.04 % | as of Mar 31, 2026 · Original filing |
| 17 | Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 199,926 | 473.8K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 18 | SMALL CAP EQUITY FUND GuideStone Funds | 194,219 | 417.6K $ | 0.05 % | as of Mar 31, 2026 · Original filing |
| 19 | Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 164,626 | 390.2K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 20 | Fidelity Total Market Index Fund Fidelity Concord Street Trust | 163,064 | 396.2K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 21 | NVIT Small Cap Value Fund Nationwide Variable Insurance Trust | 152,582 | 328.1K $ | 0.17 % | as of Mar 31, 2026 · Original filing |
| 22 | NVIT Multi-Manager Small Company Fund Nationwide Variable Insurance Trust | 149,514 | 321.5K $ | 0.09 % | as of Mar 31, 2026 · Original filing |
| 23 | Ultra-Small Company Market Fund Bridgeway Funds, Inc. | 142,500 | 306.4K $ | 0.25 % | as of Mar 31, 2026 · Original filing |
| 24 | Clearwater Select Equity Fund Clearwater Investment Trust | 137,679 | 296K $ | 0.07 % | as of Mar 31, 2026 · Original filing |
| 25 | Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 131,534 | 319.6K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 26 | Master Small Cap Index Series Quantitative Master Series LLC | 130,452 | 280.5K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 27 | Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 108,228 | 256.5K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 28 | EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 104,277 | 224.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 29 | Fidelity Small Cap Value Index Fund Fidelity Salem Street Trust | 102,930 | 221.3K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 30 | BlackRock Advantage Small Cap Growth Fund BlackRock Funds | 95,036 | 204.3K $ | 0.03 % | as of Mar 31, 2026 · Original filing |
| 31 | PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST | 73,610 | 174.5K $ | 0.07 % | as of Apr 30, 2026 · Original filing |
| 32 | Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 61,781 | 150.1K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 33 | Dimensional U.S. Small Cap ETF Dimensional ETF Trust | 59,910 | 142K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 34 | LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 59,889 | 128.8K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 35 | VANGUARD RUSSELL 2000 VALUE INDEX FUND VANGUARD SCOTTSDALE FUNDS | 54,436 | 132.3K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 36 | iShares Russell 2000 Growth ETF iShares Trust | 52,882 | 113.7K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 37 | VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 52,271 | 112.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 38 | Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 50,000 | 118.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 39 | Invesco NASDAQ Future Gen 200 ETF Invesco Exchange-Traded Fund Trust II | 49,766 | 120.9K $ | 0.86 % | as of Feb 28, 2026 · Original filing |
| 40 | EQ/Small Company Index Portfolio EQ Advisors Trust | 49,570 | 106.6K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 41 | VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 47,602 | 102.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 42 | Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 46,002 | 109K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 43 | Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 45,000 | 109.4K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 44 | Small Cap Index Fund Northern Funds | 44,629 | 96K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 45 | VANGUARD GROWTH AND INCOME FUND VANGUARD QUANTITATIVE FUNDS | 44,300 | 95.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 46 | Nuveen Equity Index Fund TIAA-CREF Funds | 42,752 | 101.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 47 | Bridge Builder Small/Mid Cap Value Fund Bridge Builder Trust | 39,925 | 85.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 48 | Small Cap Index Fund VALIC Co I | 39,565 | 96.1K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
| 49 | Global X Russell 2000 ETF GLOBAL X FUNDS | 39,421 | 93.4K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 50 | EQ/AB Small Cap Growth Portfolio EQ Advisors Trust | 36,880 | 79.3K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 51 | Diversified Equity Master Portfolio Master Investment Portfolio | 35,996 | 77.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 52 | Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust | 33,637 | 79.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 53 | STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST | 30,935 | 66.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 54 | MetLife Russell 2000 Index Portfolio Brighthouse Funds Trust II | 29,970 | 64.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 55 | TIFF MULTI-ASSET FUND TIFF Investment Program | 28,291 | 60.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 56 | Goldman Sachs Absolute Return Tracker Fund GOLDMAN SACHS TRUST | 24,910 | 53.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 57 | ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust | 24,147 | 51.9K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 58 | Small-Cap Index Portfolio PACIFIC SELECT FUND | 18,776 | 40.4K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 59 | NVIT Small Cap Index Fund Nationwide Variable Insurance Trust | 18,766 | 40.3K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 60 | U.S. Small Cap Equity Fund RUSSELL INVESTMENT CO | 17,404 | 41.2K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 61 | Small Cap Index Trust John Hancock Variable Insurance Trust | 17,125 | 36.8K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 62 | JNL/DFA U.S. Small Cap Fund JNL Series Trust | 17,089 | 36.7K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 63 | iShares Russell 3000 ETF iShares Trust | 16,346 | 35.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 64 | 1290 VT Micro Cap Portfolio EQ Advisors Trust | 15,240 | 32.8K $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| 65 | Goldman Sachs Variable Insurance Trust Small Cap Equity Insights Fund Goldman Sachs Variable Insurance Trust | 14,812 | 31.8K $ | 0.02 % | as of Mar 31, 2026 · Original filing |
| 66 | AST Small-Cap Equity Portfolio Advanced Series Trust | 14,330 | 30.8K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 67 | Fidelity Flex Small Cap Index Fund Fidelity Salem Street Trust | 14,016 | 33.2K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 68 | Blackstone Alternative Multi-Strategy Fund Blackstone Alternative Investment Funds | 13,100 | 28.2K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 69 | SIIT EXTENDED MARKET INDEX FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 13,000 | 31.6K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 70 | DWS Small Cap Index VIP DEUTSCHE DWS INVESTMENTS VIT FUNDS | 12,598 | 27.1K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 71 | 1290 VT Small Cap Value Portfolio EQ Advisors Trust | 12,329 | 26.5K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 72 | U.S. CORE EQUITY 1 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 11,592 | 27.5K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 73 | Small Cap Core Fund Northern Funds | 10,687 | 23K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 74 | Voya RussellTM Small Cap Index Portfolio Voya VARIABLE PORTFOLIOS INC | 10,036 | 21.6K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 75 | iShares Russell Small/Mid-Cap Index Fund BlackRock Funds | 9,387 | 22.2K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 76 | BlackRock Small Cap Index V.I. Fund BlackRock Variable Series Funds, Inc. | 9,171 | 19.7K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 77 | Victory Extended Market Index Fund Victory Portfolios III | 8,567 | 20.3K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 78 | Nationwide Small Cap Index Fund Nationwide Mutual Funds | 8,494 | 20.1K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 79 | CVT Russell 2000 Small Cap Index Portfolio Calvert Variable Trust, Inc. | 8,175 | 17.6K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 80 | SA Small Cap Index Portfolio SUNAMERICA SERIES TRUST | 8,097 | 19.2K $ | 0.01 % | as of Apr 30, 2026 · Original filing |
| 81 | T. Rowe Price Small-Cap Index Fund T. ROWE PRICE INDEX TRUST, INC. | 7,957 | 17.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 82 | Strategic Equity Allocation Trust John Hancock Variable Insurance Trust | 6,680 | 14.4K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 83 | Venerable Small Cap Index Fund Venerable Variable Insurance Trust | 6,602 | 14.2K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 84 | VIP Extended Market Index Portfolio Variable Insurance Products Fund II | 6,265 | 13.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 85 | VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 5,933 | 14.4K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 86 | Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 5,846 | 12.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 87 | PD Small-Cap Value Index Portfolio PACIFIC SELECT FUND | 5,468 | 11.8K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 88 | Voya VACS Index Series SC Portfolio Voya VARIABLE PORTFOLIOS INC | 5,442 | 11.7K $ | 0.01 % | as of Mar 31, 2026 · Original filing |
| 89 | LVIP Dimensional U.S. Core Equity 1 Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 5,362 | 11.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 90 | JNL/DFA U.S. Core Equity Fund JNL Series Trust | 5,361 | 11.5K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 91 | Nationwide Fundamental All Cap Equity Portfolio Nationwide Mutual Funds | 5,343 | 12.7K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 92 | VANGUARD RUSSELL 3000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 5,223 | 12.7K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 93 | U.S. Sustainability Core 1 Portfolio DFA INVESTMENT DIMENSIONS GROUP INC | 5,045 | 12K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 94 | ProShares Ultra Russell2000 ProShares Trust | 4,970 | 12.1K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 95 | ProShares UltraPro Russell2000 ProShares Trust | 4,954 | 12K $ | 0.00 % | as of Feb 28, 2026 · Original filing |
| 96 | iShares Neuroscience and Healthcare ETF iShares Trust | 4,108 | 9.7K $ | 0.19 % | as of Apr 30, 2026 · Original filing |
| 97 | U.S. Small Cap Equity Fund RUSSELL INVESTMENT FUNDS | 4,009 | 8.6K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 98 | Dimensional US Sustainability Core 1 ETF Dimensional ETF Trust | 3,867 | 9.2K $ | 0.00 % | as of Apr 30, 2026 · Original filing |
| 99 | Small-Cap Equity Portfolio PACIFIC SELECT FUND | 3,775 | 8.1K $ | 0.00 % | as of Mar 31, 2026 · Original filing |
| 100 | ProShares Russell 2000 High Income ETF ProShares Trust | 3,478 | 8.5K $ | 0.01 % | as of Feb 28, 2026 · Original filing |
Institutional managers
133 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 | |
|---|---|---|---|
| TCG Crossover Management, LLC | 10,000,000 | 21.5M $ | as of Mar 31, 2026 |
| BlackRock, Inc. | 7,741,245 | 16.6M $ | as of Mar 31, 2026 |
| Foresite Capital Management IV, LLC | 3,887,200 | 8.4M $ | as of Mar 31, 2026 |
| Merck & Co., Inc. | 3,545,719 | 7.6M $ | as of Mar 31, 2026 |
| D. E. Shaw & Co., Inc. | 3,332,835 | 7.2M $ | as of Mar 31, 2026 |
| 683 Capital Management, LLC | 3,200,000 | 6.9M $ | as of Mar 31, 2026 |
| Balyasny Asset Management L.P. | 2,935,253 | 6.3M $ | as of Mar 31, 2026 |
| Nantahala Capital Management, LLC | 2,815,983 | 6.1M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 2,286,218 | 4.9M $ | as of Mar 31, 2026 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 2,154,361 | 4.6M $ | as of Mar 31, 2026 |
| Spruce Street Capital LP | 2,101,068 | 4.5M $ | as of Mar 31, 2026 |
| Ikarian Capital, LLC | 2,082,606 | 4.5M $ | as of Mar 31, 2026 |
| Kynam Capital Management, LP | 2,000,000 | 4.3M $ | as of Mar 31, 2026 |
| MILLENNIUM MANAGEMENT LLC | 1,979,226 | 4.3M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 1,865,526 | 4M $ | as of Mar 31, 2026 |
| FMR LLC | 1,796,104 | 3.9M $ | as of Mar 31, 2026 |
| MEDICI CAPITAL LLC | 1,652,520 | 3.6M $ | as of Mar 31, 2026 |
| Eversept Partners, LP | 1,351,106 | 2.9M $ | as of Mar 31, 2026 |
| Euclidean Capital LLC | 1,307,858 | 2.8M $ | as of Mar 31, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | 1,287,691 | 2.8M $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 1,279,306 | 2.8M $ | as of Mar 31, 2026 |
| DEUTSCHE BANK AG\ | 1,092,903 | 2.3M $ | as of Mar 31, 2026 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 1,055,192 | 2.3M $ | as of Mar 31, 2026 |
| ADAR1 Capital Management, LLC | 1,050,000 | 2.3M $ | as of Mar 31, 2026 |
| DAFNA Capital Management LLC | 908,351 | 2M $ | as of Mar 31, 2026 |