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, Q3 2024
Institutional positions in Alector, Inc. as of Sep 30, 2024. 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
- 159
- +1 vs. Q2 2024
- Shares held
- 72.5M
- +8.99M (+14.1%) vs. Q2 2024
- Total value
- $338.4M
- +$49.9M (+17.3%) vs. Q2 2024
- New holders
- 20
- 48 more added
- Sold out
- 19
- 50 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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, Q3 2024
Shares, value and share of portfolio for each institution holding Alector, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 14 | $0 | 0.00% | −1−6.7% | Reduced |
| Farther Finance Advisors, LLC | 2 | $9 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 15 | $70 | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 21 | $98 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 32 | $149 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 50 | $233 | 0.00% | +50 | New |
| The PNC Financial Services Group, Inc. | 56 | $261 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 83 | $387 | 0.00% | +83 | New |
| SRS Capital Advisors, Inc. | 84 | $392 | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 110 | $513 | 0.00% | +110 | New |
| Motco | 125 | $583 | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 140 | $652 | 0.00% | −278−66.5% | Reduced |
| National Bank of Canada | 200 | $932 | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 277 | $1.00K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 217 | $1.01K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 233 | $1.09K | 0.00% | +233 | New |
| True Wealth Design, LLC | 241 | $1.12K | 0.00% | +241 | New |
| Capital Performance Advisors LLP | 243 | $1.13K | 0.00% | +243 | New |
| Nisa Investment Advisors, LLC | 266 | $1.24K | 0.00% | +124+87.3% | Added |
| Mark Sheptoff Financial Planning, LLC | 300 | $1.40K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 320 | $1.49K | 0.00% | −1,508−82.5% | Reduced |
| Bryn Mawr Trust Co | 400 | $1.86K | 0.00% | +400 | New |
| Federation des caisses Desjardins du Quebec | 415 | $1.93K | 0.00% | −40−8.8% | Reduced |
| GAMMA Investing LLC | 438 | $2.04K | 0.00% | +390+812.5% | Added |
| Carolinas Wealth Consulting LLC | 1,500 | $6.99K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 2,000 | $9.32K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 2,540 | $12.0K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,520 | $17.3K | 0.00% | +642+22.3% | Added |
| CWM, LLC | 3,844 | $18.0K | 0.00% | +3,410+785.7% | Added |
| Point72 (DIFC) Ltd | 6,148 | $28.6K | 0.00% | +6,148 | New |
| Great West Life Assurance Co | 7,785 | $36.0K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 7,914 | $37.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 8,175 | $38.1K | 0.00% | +1,915+30.6% | Added |
| Tower Research Capital LLC (TRC) | 8,574 | $40.0K | 0.00% | −9,837−53.4% | Reduced |
| Point72 Asia (Singapore) Pte. Ltd. | 8,676 | $40.4K | 0.01% | +8,676 | New |
| Royal Bank of Canada | 9,970 | $46.0K | 0.00% | +1,630+19.5% | Added |
| New York State Common Retirement Fund | 10,310 | $48.0K | 0.00% | −15,500−60.1% | Reduced |
| State of Wyoming | 10,852 | $50.6K | 0.01% | +7,581+231.8% | Added |
| Vontobel Holding Ltd. | 11,000 | $51.3K | 0.00% | 00.0% | Unchanged |
| nVerses Capital, LLC | 11,000 | $51.3K | 0.02% | +11,000 | New |
| Cornercap Investment Counsel Inc | 11,767 | $54.8K | 0.02% | −12,552−51.6% | Reduced |
| AJOVista, LLC | 12,117 | $56.5K | 0.24% | +12,117 | New |
| US Bancorp | 13,762 | $64.1K | 0.00% | −9,191−40.0% | Reduced |
| Diversified Trust Co | 14,102 | $65.7K | 0.00% | 00.0% | Unchanged |
| NEOS Investment Management LLC | 14,344 | $66.8K | 0.00% | 00.0% | Unchanged |
| Truist Financial Corp | 14,425 | $67.2K | 0.00% | −19,600−57.6% | Reduced |
| Valence8 US LP | 14,708 | $68.5K | 0.03% | +14,708 | New |
| Profund Advisors LLC | 15,450 | $72.0K | 0.00% | −4,025−20.7% | Reduced |
| Teacher Retirement System of Texas | 16,918 | $79.0K | 0.00% | +2,197+14.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 17,730 | $82.6K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 18,697 | $87.1K | 0.04% | +335+1.8% | Added |
| China Universal Asset Management Co., Ltd. | 18,718 | $87.2K | 0.01% | +7,395+65.3% | Added |
| Creative Planning | 19,117 | $89.1K | 0.00% | +6,723+54.2% | Added |
| Intech Investment Management LLC | 19,286 | $89.9K | 0.00% | +19,286 | New |
| Arizona State Retirement System | 19,428 | $90.5K | 0.00% | +665+3.5% | Added |
| Erste Asset Management GmbH | 19,000 | $93.5K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 20,120 | $93.8K | 0.00% | −47,472−70.2% | Reduced |
| ProShare Advisors LLC | 21,000 | $97.9K | 0.00% | +5,361+34.3% | Added |
| Shell Asset Management Co | 21,493 | $100.0K | 0.00% | +21,493 | New |
| Corton Capital Inc. | 23,237 | $108.3K | 0.05% | −56,641−70.9% | Reduced |
| Janus Henderson Group PLC | 23,340 | $109.0K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 25,313 | $118.0K | 0.00% | −781−3.0% | Reduced |
| State Board of Administration of Florida Retirement System | 25,570 | $119.2K | 0.00% | 00.0% | Unchanged |
| Blackstone Group Inc. | 25,715 | $119.8K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 27,541 | $128.3K | 0.00% | −292−1.0% | Reduced |
| XTX Topco Ltd | 28,590 | $133.2K | 0.01% | −2,479−8.0% | Reduced |
| Jasper Ridge Partners, L.P. | 30,632 | $142.7K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 30,753 | $143.0K | 0.00% | −33,430−52.1% | Reduced |
| Amundi | 31,790 | $147.2K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 33,436 | $155.8K | 0.00% | −35,102−51.2% | Reduced |
| Invesco Ltd. | 37,580 | $175.1K | 0.00% | +1,092+3.0% | Added |
| Engineers Gate Manager LP | 40,207 | $187.4K | 0.00% | +13,627+51.3% | Added |
| Corebridge Financial, Inc. | 43,151 | $201.1K | 0.00% | −266−0.6% | Reduced |
| EntryPoint Capital, LLC | 43,751 | $203.9K | 0.12% | −56,698−56.4% | Reduced |
| Man Group plc | 44,649 | $208.1K | 0.00% | −22,888−33.9% | Reduced |
| HSBC Holdings PLC | 45,979 | $213.8K | 0.00% | −1,120−2.4% | Reduced |
| Simplex Trading, LLC | 46,344 | $215.0K | 0.01% | +22,913+97.8% | Added |
| HRT Financial LP | 49,363 | $230.0K | 0.00% | +49,363 | New |
| MetLife Investment Management | 50,369 | $234.7K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 51,218 | $238.7K | 0.00% | −105,562−67.3% | Reduced |
| Utah Retirement Systems | 51,430 | $239.7K | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 54,000 | $251.6K | 0.00% | +1,391+2.6% | Added |
| Los Angeles Capital Management LLC | 56,286 | $262.3K | 0.00% | −6,900−10.9% | Reduced |
| Citigroup Inc | 60,075 | $279.9K | 0.00% | +27,548+84.7% | Added |
| Legal & General Group Plc | 60,853 | $284.0K | 0.00% | −169−0.3% | Reduced |
| Algert Global LLC | 61,912 | $288.5K | 0.01% | +18,400+42.3% | Added |
| American Century Companies Inc | 63,838 | $297.5K | 0.00% | +13,755+27.5% | Added |
| Verition Fund Management LLC | 64,369 | $300.0K | 0.00% | −473,794−88.0% | Reduced |
| California State Teachers Retirement System | 64,740 | $301.7K | 0.00% | −1,954−2.9% | Reduced |
| Spears Abacus Advisors LLC | 65,663 | $306.0K | 0.01% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 72,625 | $338.4K | 0.00% | −11,188−13.3% | Reduced |
| Rafferty Asset Management, LLC | 72,750 | $339.0K | 0.00% | −27,882−27.7% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 74,887 | $349.7K | 0.00% | +6,721+9.9% | Added |
| Susquehanna International Group, LLP | 76,540 | $356.7K | 0.00% | +55,848+269.9% | Added |
| Alps Advisors Inc | 77,232 | $359.9K | 0.00% | +2,055+2.7% | Added |
| Baillie Gifford & Co | 78,835 | $367.4K | 0.00% | −181,607−69.7% | Reduced |
| Point72 Asset Management, L.P. | 84,538 | $393.9K | 0.00% | −529,847−86.2% | Reduced |
| Cercano Management LLC | 93,633 | $436.3K | 0.01% | +93,633 | New |
| Trexquant Investment LP | 102,463 | $477.5K | 0.01% | −44,096−30.1% | Reduced |
| STRS Ohio | 102,600 | $478.1K | 0.00% | 00.0% | Unchanged |