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, Q1 2022
Institutional positions in Alector, Inc. as of Mar 31, 2022. 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
- 166
- −1 vs. Q4 2021
- Shares held
- 55.4M
- +671.5K (+1.2%) vs. Q4 2021
- Total value
- $789.8M
- −$340.4M (−30.1%) vs. Q4 2021
- New holders
- 20
- 59 more added
- Sold out
- 21
- 52 more reduced
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Alector, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Parallel Advisors, LLC | 15 | $0 | 0.00% | 00.0% | Unchanged |
| Solstein Capital, LLC | 18 | $0 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 19 | $0 | 0.00% | +2+11.8% | Added |
| Fortitude Advisory Group L.L.C. | 76 | $1.00K | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 50 | $1.00K | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 40 | $1.00K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 50 | $1.00K | 0.00% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 50 | $1.00K | 0.00% | +50 | New |
| Washington Trust Advisors, Inc. | 156 | $2.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 108 | $2.00K | 0.00% | −9−7.7% | Reduced |
| National Bank of Canada | 200 | $3.00K | 0.00% | 00.0% | Unchanged |
| Annapolis Financial Services, LLC | 205 | $3.00K | 0.00% | +205 | New |
| Daiwa Securities Group Inc. | 277 | $4.00K | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 264 | $4.00K | 0.00% | +75+39.7% | Added |
| Federation des caisses Desjardins du Quebec | 415 | $5.91K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 500 | $7.00K | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 473 | $7.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 649 | $9.00K | 0.00% | −447−40.8% | Reduced |
| Mark Sheptoff Financial Planning, LLC | 900 | $13.0K | 0.01% | 00.0% | Unchanged |
| US Bancorp | 1,221 | $18.0K | 0.00% | +203+19.9% | Added |
| Captrust Financial Advisors | 1,265 | $18.0K | 0.00% | +854+207.8% | Added |
| Macquarie Group Ltd | 1,405 | $20.0K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 1,800 | $25.0K | 0.00% | +1,800 | New |
| FourThought Financial, LLC | 1,962 | $28.0K | 0.00% | +349+21.6% | Added |
| Cutler Group LP | 2,111 | $30.0K | 0.00% | −2,100−49.9% | Reduced |
| Nauset Wealth Management. LLC | 2,500 | $36.0K | 0.03% | +2,500 | New |
| Rockefeller Capital Management L.P. | 2,719 | $38.0K | 0.00% | −300−9.9% | Reduced |
| Great West Life Assurance Co | 2,855 | $43.0K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 3,128 | $44.0K | 0.00% | 00.0% | Unchanged |
| Amundi | 3,892 | $52.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 3,857 | $55.0K | 0.00% | −11,276−74.5% | Reduced |
| Ameritas Investment Partners, Inc. | 4,559 | $65.0K | 0.00% | 00.0% | Unchanged |
| Exane Derivatives | 4,594 | $65.5K | 0.02% | −389−7.8% | Reduced |
| Royal Bank of Canada | 4,730 | $68.0K | 0.00% | −9,182−66.0% | Reduced |
| Hershey Trust Co | 5,143 | $73.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 5,586 | $79.0K | 0.04% | +4,011+254.7% | Added |
| Virtus ETF Advisers LLC | 7,356 | $105.0K | 0.05% | −443−5.7% | Reduced |
| Public Employees Retirement Association of Colorado | 7,914 | $113.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,124 | $116.0K | 0.00% | +2,750+51.2% | Added |
| Amalgamated Bank | 9,510 | $136.0K | 0.00% | −769−7.5% | Reduced |
| Amalgamated Financial Corp. | 9,510 | $136.0K | 0.00% | +9,510 | New |
| Point72 Hong Kong Ltd | 9,635 | $137.0K | 0.01% | +6,414+199.1% | Added |
| D.A. Davidson & Co. | 10,000 | $143.0K | 0.00% | 00.0% | Unchanged |
| BKD Wealth Advisors, LLC | 10,000 | $143.0K | 0.01% | +10,000 | New |
| BNP Paribas Arbitrage, SA | 10,228 | $145.7K | 0.00% | −1,929−15.9% | Reduced |
| Utah Retirement Systems | 10,286 | $147.0K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 10,160 | $147.0K | 0.00% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 10,533 | $150.0K | 0.00% | +9+0.1% | Added |
| Principal Financial Group Inc | 10,694 | $152.0K | 0.00% | −8,920−45.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 10,771 | $153.0K | 0.00% | −1,088−9.2% | Reduced |
| Teacher Retirement System of Texas | 10,911 | $155.0K | 0.00% | +766+7.6% | Added |
| Delphia (USA) Inc. | 11,031 | $157.0K | 0.12% | −4,292−28.0% | Reduced |
| E Fund Management Co., Ltd. | 11,434 | $163.0K | 0.01% | +11,434 | New |
| Simplex Trading, LLC | 12,128 | $172.0K | 0.01% | +4,185+52.7% | Added |
| Gsa Capital Partners LLP | 12,984 | $185.0K | 0.02% | +12,984 | New |
| Arizona State Retirement System | 14,281 | $204.0K | 0.00% | +132+0.9% | Added |
| Walleye Capital LLC | 15,000 | $214.0K | 0.01% | −10,072−40.2% | Reduced |
| Ensign Peak Advisors, Inc | 15,190 | $216.0K | 0.00% | 00.0% | Unchanged |
| Corton Capital Inc. | 15,873 | $226.0K | 0.10% | −23,461−59.6% | Reduced |
| Quantedge Capital Pte Ltd | 16,200 | $231.0K | 0.07% | +4,700+40.9% | Added |
| Tower Research Capital LLC (TRC) | 16,847 | $240.0K | 0.00% | +8,922+112.6% | Added |
| Parametric Portfolio Associates LLC | 18,383 | $262.0K | 0.00% | −65,503−78.1% | Reduced |
| Tudor Investment Corp Et Al | 18,507 | $264.0K | 0.01% | +18,507 | New |
| Barclays PLC | 18,563 | $265.0K | 0.00% | −91,358−83.1% | Reduced |
| Erste Asset Management GmbH | 19,000 | $275.5K | 0.01% | +19,000 | New |
| ProShare Advisors LLC | 19,448 | $277.0K | 0.00% | −4,759−19.7% | Reduced |
| Stifel Financial Corp | 21,175 | $302.0K | 0.00% | +500+2.4% | Added |
| First Manhattan Co | 22,610 | $322.0K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 22,866 | $326.0K | 0.00% | 00.0% | Unchanged |
| Oppenheimer & Co Inc | 24,100 | $344.0K | 0.01% | 00.0% | Unchanged |
| NinePointTwo Capital | 24,656 | $351.0K | 0.09% | +24,656 | New |
| Squarepoint Ops LLC | 25,231 | $360.0K | 0.00% | −40,098−61.4% | Reduced |
| State Board of Administration of Florida Retirement System | 25,380 | $362.0K | 0.00% | 00.0% | Unchanged |
| DekaBank Deutsche Girozentrale | 25,100 | $364.0K | 0.00% | +2,300+10.1% | Added |
| Jane Street Group, LLC | 26,133 | $372.0K | 0.00% | −6,610−20.2% | Reduced |
| PDT Partners, LLC | 27,696 | $395.0K | 0.03% | −28,696−50.9% | Reduced |
| AlphaCrest Capital Management LLC | 28,362 | $404.0K | 0.02% | +28,362 | New |
| American International Group, Inc. | 29,000 | $413.0K | 0.00% | −2,041−6.6% | Reduced |
| Panagora Asset Management Inc | 29,286 | $417.0K | 0.00% | +14,599+99.4% | Added |
| Los Angeles Capital Management LLC | 29,424 | $419.0K | 0.00% | +29,424 | New |
| Wellington Management Group LLP | 31,544 | $450.0K | 0.00% | +708+2.3% | Added |
| MetLife Investment Management | 31,825 | $453.5K | 0.00% | +11,276+54.9% | Added |
| Dynamic Technology Lab Private Ltd | 31,931 | $455.0K | 0.05% | −7,055−18.1% | Reduced |
| Algert Global LLC | 32,452 | $462.0K | 0.03% | +32,452 | New |
| Acadian Asset Management LLC | 33,655 | $478.0K | 0.00% | −7,292−17.8% | Reduced |
| Engineers Gate Manager LP | 35,336 | $504.0K | 0.02% | +35,336 | New |
| Trexquant Investment LP | 37,831 | $539.0K | 0.03% | +19,833+110.2% | Added |
| Truist Financial Corp | 37,995 | $541.0K | 0.00% | +3,469+10.0% | Added |
| ExodusPoint Capital Management, LP | 38,267 | $545.0K | 0.01% | −7,675−16.7% | Reduced |
| Credit Suisse AG | 41,180 | $587.0K | 0.00% | +2,931+7.7% | Added |
| New York State Common Retirement Fund | 41,505 | $591.0K | 0.00% | +24+0.1% | Added |
| SG Americas Securities, LLC | 42,811 | $610.0K | 0.01% | −10,632−19.9% | Reduced |
| Citigroup Inc | 44,987 | $641.0K | 0.00% | −113,232−71.6% | Reduced |
| HRT Financial LP | 48,673 | $693.0K | 0.00% | +22,054+82.9% | Added |
| Capital Impact Advisors, LLC | 49,158 | $701.0K | 0.51% | +21,239+76.1% | Added |
| Legal & General Group Plc | 50,245 | $716.0K | 0.00% | +494+1.0% | Added |
| Invesco Ltd. | 50,877 | $726.0K | 0.00% | +23,934+88.8% | Added |
| TD Asset Management Inc | 59,857 | $853.0K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 61,200 | $872.0K | 0.00% | +18,900+44.7% | Added |
| Manufacturers Life Insurance Company, The | 60,625 | $872.9K | 0.00% | +30,358+100.3% | Added |