AlectorALEC
13F holders, Q2 2024 (June 30)At the end of Q2 2024, 160 institutions reported holding Alector Inc. (ALEC) in their 13F filings, up 3 from Q1 2024. 22 opened new positions and 19 sold out. The largest holders were FMR LLC ($65.6M), BlackRock Inc. ($41.3M) and Vanguard Group Inc. ($24.2M). 6 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio).
- Company
- Alector Inc.
- CUSIP
- 014442107
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2024 → Q2 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 22 | $17.3M |
| Exits | 19 | $28.2M |
All 13F filers, Q1 2024 → Q2 2024: 7,472,709 shares bought and 8,882,357 shares sold, net −1,409,648 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 160 holders
| FMR LLC | 0.00% | Add +0.7% | 14,457,220 | $65.6M |
| BlackRock Inc. | 0.00% | Add +7.3% | 9,101,437 | $41.3M |
| Vanguard Group Inc. | 0.00% | Add +8.3% | 5,320,970 | $24.2M |
| Deep Track Capital, LP | 0.63% | Add +22.9% | 4,631,998 | $21.0M |
| Morgan Stanley | 0.00% | Reduce -9.1% | 3,005,073 | $13.6M |
| State Street Corp. | 0.00% | Reduce -28.7% | 2,789,877 | $12.7M |
| Braidwell LP | 0.55% | No change | 2,380,704 | $10.8M |
| Soleus Capital Management, L.P. | 0.90% | New | 2,239,006 | $10.2M |
| Deutsche Bank AG | 0.00% | Reduce -15.7% | 2,228,281 | $10.1M |
| Geode Capital Management, LLC | 0.00% | Add +11.4% | 1,755,585 | $8.0M |
| JPMorgan Chase & Co. | 0.00% | Reduce -3.5% | 1,656,525 | $7.5M |
| Euclidean Capital LLC | 0.75% | No change | 1,307,858 | $5.9M |
| Deerfield Management Company, L.P. | 0.10% | Add +7.0% | 1,148,326 | $5.2M |
| Franklin Resources Inc. | 0.00% | Add +0.4% | 963,369 | $4.4M |
| Baker Bros. Advisors LP | 0.05% | New | 927,264 | $4.2M |
| DAFNA Capital Management LLC | 1.00% | No change | 912,928 | $4.1M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -2.4% | 869,578 | $3.9M |
| Jacobs Levy Equity Management, Inc. | 0.02% | Reduce -7.0% | 858,576 | $3.9M |
| Alliancebernstein L.P. | 0.00% | Add +5.7% | 766,973 | $3.5M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -20.1% | 676,076 | $3.1M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -1.2% | 666,461 | $3.0M |
| Renaissance Technologies | 0.01% | Reduce -3.0% | 655,050 | $3.0M |
| Northern Trust Corp. | 0.00% | Reduce -3.2% | 648,728 | $2.9M |
| Point72 Asset Management | 0.01% | Reduce -11.6% | 614,385 | $2.8M |
| Sphera Funds Management LTD. | 0.45% | Add +8.9% | 610,000 | $2.8M |
| Acadian Asset Management LLC | 0.01% | Add +32.8% | 590,662 | $2.7M |
| Eversept Partners, LP | 0.19% | Add +1.0% | 541,739 | $2.5M |
| Verition Fund Management LLC | 0.02% | Reduce -57.0% | 538,163 | $2.4M |
| Two Sigma Advisers, LP | 0.00% | Reduce -11.1% | 479,700 | $2.2M |
| Goldman Sachs Group Inc. | 0.00% | Add +21.6% | 388,395 | $1.8M |
| Bank of America Corp. | 0.00% | Add +1.6% | 359,385 | $1.6M |
| Panagora Asset Management Inc. | 0.01% | Add +61.7% | 355,318 | $1.6M |
| D. E. Shaw & Co. | 0.00% | Add +6.9% | 352,243 | $1.6M |
| New Leaf Venture Partners, L.L.C. | 1.87% | No change | 339,569 | $1.5M |
| Two Sigma Investments, LP | 0.00% | Reduce -17.1% | 302,138 | $1.4M |
| Bank of New York Mellon Corp | 0.00% | Add +21.6% | 279,938 | $1.3M |
| Walleye Capital LLC | 0.01% | Add +10.1% | 278,272 | $1.3M |
| Nuveen Asset Management, LLC | 0.00% | Reduce -20.8% | 269,100 | $1.2M |
| Baillie Gifford & Co. | 0.00% | Reduce -19.3% | 260,442 | $1.2M |
| Alyeska Investment Group, L.P. | 0.01% | No change | 256,182 | $1.2M |
| Jupiter Asset Management Ltd. | 0.01% | No change | 232,219 | $1.1M |
| Stifel Financial Corp. | 0.00% | Add +45.9% | 214,011 | $972K |
| ADAR1 Capital Management, LLC | 0.18% | Add +272.0% | 195,311 | $887K |
| AQR Capital Management | 0.00% | Reduce -3.0% | 184,511 | $838K |
| Alphabet Inc. | 0.04% | No change | 175,866 | $798K |
| Medici Capital LLC | 1.67% | Reduce -10.1% | 167,191 | $759K |
| Millennium Management | 0.00% | Add +53.4% | 156,780 | $712K |
| Victory Capital Management Inc. | 0.00% | Add +21.0% | 156,234 | $709K |
| Nordea Investment Management AB | 0.00% | Reduce -15.2% | 159,999 | $707K |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +107.9% | 153,981 | $699K |
| Trexquant Investment LP | 0.01% | Add +245.3% | 146,559 | $665K |
| Swiss National Bank | 0.00% | No change | 131,900 | $599K |
| ExodusPoint Capital Management, LP | 0.01% | New | 130,058 | $590K |
| Susquehanna Fundamental Investments, LLC | 0.01% | Add +2.8% | 129,664 | $589K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +5.8% | 124,819 | $567K |
| Jane Street Group, LLC | 0.00% | Add +242.0% | 124,762 | $566K |
| Massachusetts Financial Services Co. | 0.00% | Add +3.5% | 112,920 | $513K |
| TD Asset Management Inc | 0.00% | No change | 111,738 | $507K |
| Rhumbline Advisers | 0.00% | Add +20.1% | 109,924 | $499K |
| UBS Group AG | 0.00% | Reduce -54.0% | 105,685 | $480K |
| Ameriprise Financial Inc. | 0.00% | Add +1.0% | 103,106 | $468K |
| STRS Ohio | 0.00% | Add +12.5% | 102,600 | $466K |
| Rafferty Asset Management, LLC | 0.00% | Reduce -63.5% | 100,632 | $457K |
| EntryPoint Capital, LLC | 0.21% | New | 100,449 | $456K |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 100,000 | $437K |
| Cubist Systematic Strategies, LLC | 0.01% | Add +73.1% | 92,218 | $419K |
| Y-Intercept (Hong Kong) Ltd | 0.02% | New | 89,892 | $408K |
| Russell Investments Group, Ltd. | 0.00% | Add +7.0% | 83,813 | $381K |
| Corton Capital Inc. | 0.19% | New | 79,878 | $363K |
| Barclays PLC | 0.00% | Reduce -25.6% | 76,069 | $345K |
| Alps Advisors Inc. | 0.00% | Add +11.3% | 75,177 | $341K |
| Federated Hermes, Inc. | 0.00% | Add +4.1% | 68,538 | $311K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | — | 68,166 | $309K |
| BNP Paribas Financial Markets | 0.00% | Add +53.9% | 67,592 | $307K |
| Man Group plc | 0.00% | Add +3.4% | 67,537 | $307K |
| California State Teachers Retirement System | 0.00% | Reduce -0.5% | 66,694 | $303K |
| Cannell & Spears LLC | 0.01% | Reduce -0.8% | 65,663 | $298K |
| SG Americas Securities, LLC | 0.00% | New | 64,183 | $291K |
| Los Angeles Capital Management LLC | 0.00% | Add +7.5% | 63,186 | $287K |
| Legal & General Group Plc | 0.00% | Add +1.1% | 61,022 | $277K |
| Marshall Wace, LLP | 0.00% | Reduce -70.3% | 52,609 | $239K |
| Utah Retirement Systems | 0.00% | Add +66.7% | 51,430 | $233K |
| MetLife Investment Management, LLC | 0.00% | Add +46.4% | 50,369 | $229K |
| American Century Companies Inc. | 0.00% | Reduce -29.9% | 50,083 | $227K |
| HSBC Holdings PLC | 0.00% | Add +84.5% | 47,099 | $208K |
| Algert Global LLC | 0.01% | New | 43,512 | $198K |
| Corebridge Financial, Inc. | 0.00% | — | 43,417 | $197K |
| PDT Partners, LLC | 0.02% | Reduce -26.2% | 42,444 | $193K |
| State of Wisconsin Investment Board | 0.00% | Reduce -28.2% | 39,498 | $179K |
| Campbell & CO Investment Adviser LLC | 0.02% | New | 39,070 | $177K |
| Invesco Ltd. | 0.00% | Add +15.4% | 36,488 | $166K |
| Truist Financial Corp. | 0.00% | Reduce -14.6% | 34,025 | $154K |
| Vident Advisory, LLC | 0.00% | Add +54.4% | 33,978 | $154K |
| Gsa Capital Partners LLP | 0.01% | Reduce -47.4% | 33,461 | $152K |
| Citigroup Inc. | 0.00% | Reduce -86.5% | 32,527 | $148K |
| XTX Topco Ltd | 0.01% | Add +62.7% | 31,069 | $141K |
| Amundi | 0.00% | Reduce -35.0% | 31,790 | $140K |
| Jasper Ridge Partners, L.P. | 0.00% | Add +108.3% | 30,632 | $139K |
| Voya Investment Management LLC | 0.00% | Add +25.1% | 27,833 | $126K |
| Engineers Gate Manager LP | 0.00% | Add +7.8% | 26,580 | $121K |
"% of holder's portfolio" is ALEC's weight in each manager's 13F, not the share of Alector Inc. the manager owns.