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 2022
Institutional positions in Alector, Inc. as of Sep 30, 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
- 168
- +14 vs. Q2 2022
- Shares held
- 54.6M
- +754.7K (+1.4%) vs. Q2 2022
- Total value
- $516.1M
- −$30.7M (−5.6%) vs. Q2 2022
- New holders
- 28
- 59 more added
- Sold out
- 14
- 44 more reduced
Compare with Q2 2022: 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 2022
Shares, value and share of portfolio for each institution holding Alector, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Board of Administration of Florida Retirement System | 25,390 | $240.0K | 0.00% | 00.0% | Unchanged |
| Gilder Gagnon Howe & Co LLC | 24,703 | $234.0K | 0.00% | −114,690−82.3% | Reduced |
| DekaBank Deutsche Girozentrale | 25,100 | $233.0K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 24,437 | $231.2K | 0.00% | +1,571+6.9% | Added |
| Tower Research Capital LLC (TRC) | 23,893 | $226.0K | 0.00% | +13,433+128.4% | Added |
| Robeco Institutional Asset Management B.V. | 22,341 | $212.0K | 0.00% | +22,341 | New |
| Stifel Financial Corp | 22,267 | $211.0K | 0.00% | +750+3.5% | Added |
| Allspring Global Investments Holdings, LLC | 20,958 | $198.0K | 0.00% | −2,083−9.0% | Reduced |
| Cornercap Investment Counsel Inc | 20,867 | $197.0K | 0.04% | +6,954+50.0% | Added |
| Prudential Financial Inc | 20,582 | $195.0K | 0.00% | +280+1.4% | Added |
| Erste Asset Management GmbH | 19,000 | $179.6K | 0.00% | 00.0% | Unchanged |
| Principal Financial Group Inc | 18,540 | $176.0K | 0.00% | −315−1.7% | Reduced |
| Dynamic Technology Lab Private Ltd | 18,162 | $172.0K | 0.02% | +18,162 | New |
| PDT Partners, LLC | 17,712 | $168.0K | 0.03% | −17,448−49.6% | Reduced |
| Teacher Retirement System of Texas | 17,540 | $166.0K | 0.00% | +17,540 | New |
| Diversified Trust Co | 16,818 | $159.0K | 0.01% | −1,660−9.0% | Reduced |
| Ensign Peak Advisors, Inc | 15,190 | $144.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 14,542 | $138.0K | 0.00% | +91+0.6% | Added |
| HSBC Holdings PLC | 13,937 | $137.0K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 14,351 | $136.0K | 0.00% | +14,351 | New |
| Mercer Global Advisors Inc | 13,945 | $132.0K | 0.00% | +13,945 | New |
| Gsa Capital Partners LLP | 13,995 | $132.0K | 0.02% | +13,995 | New |
| ProShare Advisors LLC | 13,802 | $130.0K | 0.00% | +404+3.0% | Added |
| Virtus ETF Advisers LLC | 12,995 | $123.0K | 0.05% | +97+0.8% | Added |
| E Fund Management Co., Ltd. | 12,866 | $122.0K | 0.01% | −3,506−21.4% | Reduced |
| Victory Capital Management Inc | 11,631 | $110.0K | 0.00% | +11,631 | New |
| Janus Henderson Group PLC | 10,560 | $100.0K | 0.00% | −106−1.0% | Reduced |
| Utah Retirement Systems | 10,286 | $97.0K | 0.00% | 00.0% | Unchanged |
| Vident Investment Advisory, LLC | 10,252 | $97.0K | 0.00% | +10,252 | New |
| BKD Wealth Advisors, LLC | 10,000 | $95.0K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 10,008 | $95.0K | 0.00% | +159+1.6% | Added |
| Texas Yale Capital Corp. | 10,000 | $95.0K | 0.01% | +10,000 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 8,124 | $77.0K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 7,914 | $75.0K | 0.00% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 7,104 | $67.0K | 0.00% | +873+14.0% | Added |
| Point72 Hong Kong Ltd | 6,847 | $65.0K | 0.00% | +6,847 | New |
| Amundi | 4,946 | $46.0K | 0.00% | +4,946 | New |
| State of Wyoming | 4,781 | $45.0K | 0.02% | +1,992+71.4% | Added |
| Ameritas Investment Partners, Inc. | 4,559 | $43.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 3,857 | $36.5K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 3,685 | $35.0K | 0.00% | −3,401−48.0% | Reduced |
| Great West Life Assurance Co | 2,855 | $27.0K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 2,720 | $25.0K | 0.00% | −472−14.8% | Reduced |
| Aquatic Capital Management LLC | 2,600 | $25.0K | 0.00% | +2,600 | New |
| FourThought Financial, LLC | 1,962 | $19.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,899 | $18.0K | 0.00% | +406+27.2% | Added |
| Quantbot Technologies LP | 1,700 | $16.0K | 0.00% | −9,062−84.2% | Reduced |
| US Bancorp | 1,691 | $16.0K | 0.00% | +149+9.7% | Added |
| Macquarie Group Ltd | 457 | $13.0K | 0.00% | −948−67.5% | Reduced |
| Group One Trading, L.P. | 1,298 | $12.0K | 0.00% | −600−31.6% | Reduced |
| Cutler Group LP | 1,000 | $9.00K | 0.00% | −420−29.6% | Reduced |
| China Universal Asset Management Co., Ltd. | 773 | $7.00K | 0.00% | +773 | New |
| CWM, LLC | 500 | $5.00K | 0.00% | 00.0% | Unchanged |
| Beaird Harris Wealth Management, LLC | 473 | $4.00K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 415 | $3.93K | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 369 | $3.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 277 | $3.00K | 0.00% | 00.0% | Unchanged |
| Mark Sheptoff Financial Planning, LLC | 300 | $3.00K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 200 | $2.00K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 194 | $2.00K | 0.00% | +11+6.0% | Added |
| Signaturefd, LLC | 238 | $2.00K | 0.00% | +238 | New |
| Nisa Investment Advisors, LLC | 63 | $1.00K | 0.00% | −337−84.3% | Reduced |
| Washington Trust Advisors, Inc. | 156 | $1.00K | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 50 | $0 | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 50 | $0 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 15 | $0 | 0.00% | −32−68.1% | Reduced |
| Investors Research Corp | 40 | $0 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 12 | $0 | 0.00% | −3−20.0% | Reduced |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −629,852−100.0% | Sold out |
| Raymond James & Associates | 0 | $0 | 0.00% | −112,859−100.0% | Sold out |
| Alkeon Capital Management LLC | 0 | $0 | 0.00% | −100,000−100.0% | Sold out |
| Dimensional Fund Advisors LP | 0 | $0 | 0.00% | −44,337−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −32,518−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −23,249−100.0% | Sold out |
| First Manhattan Co | 0 | $0 | 0.00% | −22,610−100.0% | Sold out |
| Oppenheimer & Co Inc | 0 | $0 | 0.00% | −18,200−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −17,463−100.0% | Sold out |
| Hershey Trust Co | 0 | $0 | 0.00% | −5,143−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −1,901−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −265−100.0% | Sold out |
| Venture Visionary Partners LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Howe & Rusling Inc | 0 | $0 | 0.00% | −50−100.0% | Sold out |