Alector, Inc.
ALEC- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001653087
In the last 90 days, Alector, Inc. insiders filed 0 open-market purchases and 3 sales; 140 institutions reported holding it in 13F filings for Q2 2026, worth $183.4M in total; no superinvestor holds it.
13F holders, Q2 2023
Institutional positions in Alector, Inc. as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 145
- −4 vs. Q1 2023
- Shares held
- 59.0M
- +990.9K (+1.7%) vs. Q1 2023
- Total value
- $354.5M
- −$6.37M (−1.8%) vs. Q1 2023
- New holders
- 15
- 55 more added
- Sold out
- 19
- 36 more reduced
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALEC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 140 | $183.4M |
| Q1 2026 | 138 | $190.0M |
| Q4 2025 | 131 | $131.5M |
| Q3 2025 | 149 | $221.2M |
| Q2 2025 | 136 | $98.7M |
| Q1 2025 | 141 | $89.1M |
| Q4 2024 | 150 | $138.8M |
| Q3 2024 | 159 | $338.4M |
| Q2 2024 | 160 | $330.4M |
| Q1 2024 | 157 | $446.6M |
| Q4 2023 | 148 | $510.1M |
| Q3 2023 | 149 | $402.6M |
| Q2 2023 | 145 | $354.5M |
| Q1 2023 | 149 | $360.9M |
| Q4 2022 | 155 | $506.0M |
| Q3 2022 | 168 | $516.1M |
| Q2 2022 | 154 | $546.8M |
| Q1 2022 | 166 | $789.8M |
| Q4 2021 | 167 | $1.13B |
| Q3 2021 | 145 | $1.19B |
| Q2 2021 | 138 | $1.02B |
| Q1 2021 | 127 | $931.7M |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding Alector, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 11 | $0 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 15 | $90 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 32 | $192 | 0.00% | −60−65.2% | Reduced |
| Allworth Financial LP | 42 | $253 | 0.00% | +42 | New |
| Salem Investment Counselors Inc | 50 | $301 | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 50 | $301 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 55 | $331 | 0.00% | +55 | New |
| RFP Financial Group LLC | 64 | $385 | 0.00% | 00.0% | Unchanged |
| Chesapeake Asset Management LLC | 150 | $901 | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 152 | $914 | 0.00% | 00.0% | Unchanged |
| Washington Trust Advisors, Inc. | 156 | $938 | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 157 | $944 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 155 | $1.00K | 0.00% | +55+55.0% | Added |
| National Bank of Canada | 200 | $1.20K | 0.00% | 00.0% | Unchanged |
| Mark Sheptoff Financial Planning, LLC | 300 | $1.80K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 277 | $2.00K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 346 | $2.08K | 0.00% | +346 | New |
| Quadrant Capital Group LLC | 375 | $2.25K | 0.00% | +284+312.1% | Added |
| Federation des caisses Desjardins du Quebec | 415 | $2.49K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 1,093 | $6.57K | 0.00% | −32−2.8% | Reduced |
| Signaturefd, LLC | 1,371 | $8.24K | 0.00% | +583+74.0% | Added |
| US Bancorp | 2,023 | $12.2K | 0.00% | +548+37.2% | Added |
| Great West Life Assurance Co | 2,855 | $17.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 3,430 | $20.6K | 0.00% | +1,282+59.7% | Added |
| Tower Research Capital LLC (TRC) | 4,169 | $25.1K | 0.00% | −402−8.8% | Reduced |
| Ameritas Investment Partners, Inc. | 4,559 | $27.4K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 5,082 | $31.0K | 0.00% | +411+8.8% | Added |
| Public Employees Retirement Association of Colorado | 7,914 | $48.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 9,673 | $58.0K | 0.00% | +970+11.1% | Added |
| Texas Yale Capital Corp. | 10,000 | $60.1K | 0.00% | 00.0% | Unchanged |
| Blackstone Group Inc. | 10,286 | $61.8K | 0.00% | 00.0% | Unchanged |
| TD Asset Management Inc | 11,269 | $67.7K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 11,727 | $70.5K | 0.01% | +11,727 | New |
| Diversified Trust Co | 11,874 | $71.4K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,058 | $72.5K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 12,377 | $74.4K | 0.00% | −15,253−55.2% | Reduced |
| Squarepoint Ops LLC | 13,072 | $78.6K | 0.00% | +13,072 | New |
| ProShare Advisors LLC | 13,649 | $82.0K | 0.00% | +574+4.4% | Added |
| Virtus ETF Advisers LLC | 14,104 | $84.8K | 0.05% | +3,322+30.8% | Added |
| Vident Investment Advisory, LLC | 14,916 | $89.6K | 0.00% | +3,334+28.8% | Added |
| SG Americas Securities, LLC | 15,456 | $93.0K | 0.00% | −25,989−62.7% | Reduced |
| State of Wyoming | 15,788 | $94.9K | 0.03% | +15,788 | New |
| Teacher Retirement System of Texas | 16,869 | $101.0K | 0.00% | +309+1.9% | Added |
| Arizona State Retirement System | 17,491 | $105.1K | 0.00% | +1,915+12.3% | Added |
| Martingale Asset Management L P | 17,564 | $105.6K | 0.00% | +17,564 | New |
| D. E. Shaw & Co., Inc. | 18,195 | $109.4K | 0.00% | +18,195 | New |
| NinePointTwo Capital | 18,542 | $111.0K | 0.04% | 00.0% | Unchanged |
| Erste Asset Management GmbH | 19,000 | $111.3K | 0.00% | 00.0% | Unchanged |
| Utah Retirement Systems | 20,572 | $123.6K | 0.00% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 20,637 | $124.0K | 0.01% | +20,637 | New |
| HSBC Holdings PLC | 22,335 | $134.7K | 0.00% | −2,387−9.7% | Reduced |
| Massachusetts Financial Services Co | 22,792 | $137.0K | 0.00% | −537−2.3% | Reduced |
| Medici Capital LLC | 23,294 | $140.0K | 0.21% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 23,366 | $140.0K | 0.00% | +23,366 | New |
| Janus Henderson Group PLC | 23,702 | $142.3K | 0.00% | −34−0.1% | Reduced |
| AQR Capital Management LLC | 24,201 | $145.4K | 0.00% | −51,138−67.9% | Reduced |
| Cornercap Investment Counsel Inc | 24,210 | $145.5K | 0.03% | +519+2.2% | Added |
| Voya Investment Management LLC | 25,308 | $152.1K | 0.00% | +871+3.6% | Added |
| State Board of Administration of Florida Retirement System | 25,390 | $152.6K | 0.00% | 00.0% | Unchanged |
| Stifel Financial Corp | 25,950 | $156.0K | 0.00% | +183+0.7% | Added |
| Algert Global LLC | 26,960 | $162.0K | 0.01% | −100,598−78.9% | Reduced |
| Amundi | 26,884 | $162.1K | 0.00% | +21,938+443.6% | Added |
| Occudo Quantitative Strategies LP | 27,326 | $164.2K | 0.02% | +27,326 | New |
| American International Group, Inc. | 30,551 | $183.6K | 0.00% | +536+1.8% | Added |
| Profund Advisors LLC | 30,784 | $185.0K | 0.01% | −15,531−33.5% | Reduced |
| MetLife Investment Management | 31,825 | $191.3K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 32,619 | $196.0K | 0.00% | +4,498+16.0% | Added |
| Principal Financial Group Inc | 34,520 | $207.5K | 0.00% | +5,851+20.4% | Added |
| Advisor Group Holdings, Inc. | 42,380 | $254.7K | 0.00% | +41,830+7,605.5% | Added |
| Caxton Associates LP | 45,540 | $273.7K | 0.04% | +45,540 | New |
| PDT Partners, LLC | 46,819 | $281.4K | 0.04% | −29,471−38.6% | Reduced |
| Susquehanna International Group, LLP | 49,284 | $296.2K | 0.00% | −103,732−67.8% | Reduced |
| Capital Impact Advisors, LLC | 51,465 | $309.3K | 0.34% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 51,899 | $311.9K | 0.00% | −70,716−57.7% | Reduced |
| Legal & General Group Plc | 54,302 | $326.4K | 0.00% | −1,524−2.7% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 55,005 | $329.7K | 0.00% | +2,082+3.9% | Added |
| Wells Fargo & Company | 55,179 | $331.6K | 0.00% | +1,872+3.5% | Added |
| Millennium Management LLC | 60,465 | $363.4K | 0.00% | +41,385+216.9% | Added |
| Alps Advisors Inc | 61,270 | $368.2K | 0.00% | +6,566+12.0% | Added |
| Truist Financial Corp | 61,393 | $369.0K | 0.00% | +7,507+13.9% | Added |
| Susquehanna Fundamental Investments, LLC | 71,534 | $429.9K | 0.02% | 00.0% | Unchanged |
| Virginia Retirement Systems Et Al | 71,800 | $431.5K | 0.00% | −2,900−3.9% | Reduced |
| STRS Ohio | 73,200 | $439.0K | 0.00% | +5,700+8.4% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 74,000 | $444.7K | 0.00% | +74,000 | New |
| California State Teachers Retirement System | 75,889 | $456.1K | 0.00% | +5,544+7.9% | Added |
| Credit Suisse AG | 78,107 | $469.4K | 0.00% | +9,431+13.7% | Added |
| Manufacturers Life Insurance Company, The | 78,129 | $469.6K | 0.00% | +1,187+1.5% | Added |
| UBS Asset Management Americas Inc | 76,432 | $473.1K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 79,030 | $475.0K | 0.00% | +79,030 | New |
| Citigroup Inc | 79,911 | $480.3K | 0.00% | −128,265−61.6% | Reduced |
| Rhumbline Advisers | 90,613 | $544.6K | 0.00% | +7,781+9.4% | Added |
| Acadian Asset Management LLC | 91,111 | $547.0K | 0.00% | +80,951+796.8% | Added |
| UBS Group AG | 91,041 | $547.2K | 0.00% | −21,371−19.0% | Reduced |
| DekaBank Deutsche Girozentrale | 100,000 | $584.0K | 0.00% | +74,900+298.4% | Added |
| Russell Investments Group, Ltd. | 100,015 | $601.1K | 0.00% | −51,247−33.9% | Reduced |
| American Century Companies Inc | 104,223 | $626.4K | 0.00% | −99,119−48.7% | Reduced |
| Cannell Peter B & Co Inc | 110,277 | $662.8K | 0.02% | 00.0% | Unchanged |
| Man Group plc | 111,476 | $670.0K | 0.00% | – | – |
| Barclays PLC | 111,970 | $672.9K | 0.00% | −15,325−12.0% | Reduced |
| Swiss National Bank | 135,600 | $815.0K | 0.00% | +19,600+16.9% | Added |