ALEC ALECTOR INC
COMMON
CUSIP: 014442107
FIGI: BBG00N0PL198
Institutional Holders133
Total Institutional Value$127,894,682
Total Shares Held85,893,442
Avg Position$961,614
Top 5 Holders %38.4%
Alpha-Weighted Score70.1
New Positions+21
Exited Positions-39
Top 15 Institutional Holders by Value
■ New ■ Increased ■ Decreased ■ Unchanged
Institutional Holders — Q4 25
| Manager | Alpha | Flow | Value | Shares | Change |
|---|---|---|---|---|---|
| TCG CROSSOVER MANAGEMENT, LLC | Elite Conviction | Low Flow | $15,600,000 (12.2%) | 10,000,000 | NEW |
| BLACKROCK FUNDING, INC. /DE | High Conviction | Market Mover | $11,150,515 (8.7%) | 7,147,766 | -47.7% |
| VANGUARD GROUP INC | High Conviction | Market Mover | $10,776,564 (8.4%) | 6,908,054 | -39.7% |
| FORESITE CAPITAL MANAGEMENT IV, LLC | Elite Conviction | Minimal Flow | $6,064,032 (4.7%) | 3,887,200 | NEW |
| Merck & Co., Inc. | High Conviction | Minimal Flow | $5,531,322 (4.3%) | 3,545,719 | -47.3% |
| 683 CAPITAL MANAGEMENT, LLC | High Conviction | Low Flow | $5,226,000 (4.1%) | 3,350,000 | 76.6% |
| BALYASNY ASSET MANAGEMENT LLC | Moderate Conviction | Market Mover | $5,094,297 (4.0%) | 3,265,575 | NEW |
| SHAW D E & CO INC | Moderate Conviction | Market Mover | $3,689,636 (2.9%) | 2,365,151 | 27.4% |
| FMR LLC | High Conviction | Market Mover | $3,480,627 (2.7%) | 2,231,171 | -92.3% |
| ADAR1 CAPITAL MANAGEMENT, LLC | High Conviction | Low Flow | $3,456,960 (2.7%) | 2,216,000 | NEW |
| JACOBS LEVY EQUITY MANAGEMENT, INC | High Conviction | Significant Flow | $3,390,195 (2.7%) | 2,173,202 | -7.0% |
| IKARIAN CAPITAL, LLC | High Conviction | Low Flow | $3,248,866 (2.5%) | 2,082,606 | 44.4% |
| GEODE CAPITAL MANAGEMENT, LLC | High Conviction | Market Mover | $3,238,029 (2.5%) | 2,075,220 | -41.2% |
| KYNAM CAPITAL MANAGEMENT, LP | Elite Conviction | Low Flow | $3,120,000 (2.4%) | 2,000,000 | NEW |
| STATE STREET CORP | High Conviction | Market Mover | $2,830,305 (2.2%) | 1,814,298 | -44.9% |
| RENAISSANCE TECHNOLOGIES LLC | High Conviction | Significant Flow | $2,408,094 (1.9%) | 1,543,650 | -14.3% |
| MEDICI CAPITAL LLC | High Conviction | Minimal Flow | $2,340,811 (1.8%) | 1,500,520 | 64.1% |
| MILLENNIUM MANAGEMENT, L.L.C. | Moderate Conviction | Market Mover | $2,079,346 (1.6%) | 1,332,914 | -39.2% |
| EUCLIDEAN CAPITAL LLC | Elite Conviction | Minimal Flow | $2,040,258 (1.6%) | 1,307,858 | -47.3% |
| MARSHALL WACE, LLP | Moderate Conviction | Market Mover | $1,820,234 (1.4%) | 1,166,817 | 305.5% |
| DEERFIELD MANAGEMENT/NY | High Conviction | Low Flow | $1,646,100 (1.3%) | 1,055,192 | -47.3% |
| TWO SIGMA INVESTMENTS, LP | Moderate Conviction | Significant Flow | $1,621,863 (1.3%) | 1,039,656 | 78.4% |
| DEUTSCHE BANK AG\\ | Moderate Conviction | Market Mover | $1,614,840 (1.3%) | 1,035,154 | -48.9% |
| JANE STREET GROUP, LLC | Moderate Conviction | Market Mover | $1,570,160 (1.2%) | 1,006,513 | 51.5% |
| EVERSEPT PARTNERS, LP | High Conviction | Low Flow | $1,569,614 (1.2%) | 1,006,163 | -64.4% |
| DAFNA CAPITAL MANAGEMENT LLC | High Conviction | Minimal Flow | $1,417,028 (1.1%) | 908,351 | -40.0% |
| PANAGORA ASSET MANAGEMENT INC | High Conviction | Significant Flow | $1,326,465 (1.0%) | 850,298 | -39.6% |
| VESTAL POINT CAPITAL, LP | High Conviction | Low Flow | $1,177,800 (0.9%) | 755,000 | -59.4% |
| SCHWAB CHARLES INVESTMENT MANAGEMENT INC | High Conviction | Market Mover | $1,038,166 (0.8%) | 665,491 | -63.1% |
| TWO SIGMA ADVISERS, LP | High Conviction | Significant Flow | $1,016,808 (0.8%) | 651,800 | -33.6% |
| MACKENZIE FINANCIAL CORP | High Conviction | Significant Flow | $1,001,481 (0.8%) | 660,168 | 19.3% |
| AQR CAPITAL MANAGEMENT LLC | High Conviction | Market Mover | $935,327 (0.7%) | 599,569 | -27.9% |
| XTX TOPCO LTD | Moderate Conviction | Moderate Flow | $924,829 (0.7%) | 592,839 | 217.2% |
| NORTHERN TRUST CORP | High Conviction | Market Mover | $916,738 (0.7%) | 587,653 | -51.1% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Moderate Conviction | Market Mover | $889,637 (0.7%) | 570,280 | -44.2% |
| BOOTHBAY FUND MANAGEMENT, LLC | Moderate Conviction | Moderate Flow | $873,173 (0.7%) | 559,726 | -43.7% |
| GOLDMAN SACHS GROUP INC | High Conviction | Market Mover | $683,217 (0.5%) | 437,959 | -62.2% |
| BARCLAYS PLC | High Conviction | Market Mover | $621,952 (0.5%) | 398,687 | -75.9% |
| AMERIPRISE FINANCIAL INC | Moderate Conviction | Market Mover | $552,707 (0.4%) | 354,299 | -31.9% |
| MORGAN STANLEY | Moderate Conviction | Market Mover | $497,753 (0.4%) | 319,072 | -61.3% |
| Invesco Ltd. | Moderate Conviction | Market Mover | $435,970 (0.3%) | 279,468 | -23.4% |
| Bank of New York Mellon Corp | High Conviction | Market Mover | $339,866 (0.3%) | 217,862 | -48.9% |
| DIMENSIONAL FUND ADVISORS LP | High Conviction | Market Mover | $310,497 (0.2%) | 199,126 | -64.6% |
| CITADEL ADVISORS LLC | Moderate Conviction | Market Mover | $280,718 (0.2%) | 179,947 | -82.8% |
| CANADA PENSION PLAN INVESTMENT BOARD | High Conviction | Significant Flow | $268,788 (0.2%) | 172,300 | NEW |
| PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO | High Conviction | Significant Flow | $212,160 (0.2%) | 136,000 | 5.1% |
| BANK OF AMERICA CORP /DE/ | Moderate Conviction | Market Mover | $209,829 (0.2%) | 134,506 | -85.6% |
| UTAH RETIREMENT SYSTEMS | High Conviction | Moderate Flow | $208,600 (0.2%) | 133,718 | -2.1% |
| Nuveen, LLC | High Conviction | Market Mover | $207,867 (0.2%) | 133,248 | -47.3% |
| UBS Group AG | Moderate Conviction | Market Mover | $186,281 (0.1%) | 119,411 | -72.7% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | High Conviction | Moderate Flow | $179,400 (0.1%) | 115,000 | -47.3% |
| STRS OHIO | High Conviction | Significant Flow | $172,224 (0.1%) | 110,400 | -47.3% |
| GRAHAM CAPITAL MANAGEMENT, L.P. | High Conviction | Moderate Flow | $163,568 (0.1%) | 104,851 | 160.5% |
| RHUMBLINE ADVISERS | High Conviction | Market Mover | $158,994 (0.1%) | 101,926 | -53.0% |
| OAK HILL INVESTMENT MANAGEMENT, L.P. | Elite Conviction | Low Flow | $148,306 (0.1%) | 95,068 | -30.2% |
| ALLIANCEBERNSTEIN L.P. | High Conviction | Market Mover | $144,986 (0.1%) | 92,940 | -47.3% |
| LOS ANGELES CAPITAL MANAGEMENT LLC | High Conviction | Significant Flow | $141,439 (0.1%) | 93,052 | -47.6% |
| WELLS FARGO & COMPANY/MN | Moderate Conviction | Market Mover | $140,569 (0.1%) | 90,108 | -9.4% |
| MAN GROUP PLC | High Conviction | Significant Flow | $134,413 (0.1%) | 86,162 | NEW |
| SIMPLEX TRADING, LLC | Moderate Conviction | Market Mover | $127,946 (0.1%) | 82,017 | 42,834.9% |
| SQUAREPOINT OPS LLC | Moderate Conviction | Significant Flow | $121,084 (0.1%) | 77,618 | NEW |
| RUSSELL INVESTMENTS GROUP, LTD. | Moderate Conviction | Market Mover | $112,142 (0.1%) | 71,887 | -63.9% |
| Blackstone Inc. | High Conviction | Moderate Flow | $104,300 (0.1%) | 66,859 | 37.0% |
| QUADRATURE CAPITAL LTD | Moderate Conviction | Significant Flow | $97,146 (0.1%) | 62,273 | NEW |
| Persistent Asset Partners Ltd | Moderate Conviction | Minimal Flow | $92,470 (0.1%) | 31,240 | - |
| SPEARS ABACUS ADVISORS LLC | High Conviction | Moderate Flow | $85,242 (0.1%) | 54,642 | -51.4% |
| LEXINGTON PARTNERS L.P. | Elite Conviction | Minimal Flow | $83,441 (0.1%) | 53,488 | 178.9% |
| VANGUARD PERSONALIZED INDEXING MANAGEMENT, LLC | High Conviction | Significant Flow | $82,767 (0.1%) | 53,056 | -52.1% |
| OXFORD ASSET MANAGEMENT | Moderate Conviction | Minimal Flow | $66,932 (0.1%) | 42,905 | NEW |
| TUDOR INVESTMENT CORP ET AL | Moderate Conviction | Significant Flow | $64,400 (0.1%) | 41,282 | -47.3% |
| TOWER RESEARCH CAPITAL LLC | High Conviction | Moderate Flow | $61,651 (0.0%) | 39,520 | 728.5% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS LTD. | High Conviction | Significant Flow | $58,143 (0.0%) | 37,271 | -38.9% |
| INTECH INVESTMENT MANAGEMENT LLC | High Conviction | Significant Flow | $53,836 (0.0%) | 34,510 | -45.6% |
| JPMORGAN CHASE & CO | High Conviction | Market Mover | $50,892 (0.0%) | 32,623 | -93.7% |
| PRUDENTIAL FINANCIAL INC | High Conviction | Significant Flow | $50,271 (0.0%) | 32,225 | -39.4% |
| VONTOBEL HOLDING LTD. | High Conviction | Significant Flow | $46,800 (0.0%) | 30,000 | -39.2% |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | High Conviction | Market Mover | $44,973 (0.0%) | 28,829 | -93.0% |
| DYNAMIC TECHNOLOGY LAB PRIVATE LTD | Moderate Conviction | Low Flow | $40,000 (0.0%) | 25,881 | NEW |
| Police & Firemen's Retirement System of New Jersey | High Conviction | Significant Flow | $36,545 (0.0%) | 23,426 | -47.3% |
| POINT72 ASSET MANAGEMENT, L.P. | Moderate Conviction | Market Mover | $36,039 (0.0%) | 23,102 | -53.1% |
| BNP PARIBAS FINANCIAL MARKETS | Moderate Conviction | Market Mover | $34,921 (0.0%) | 22,385 | -35.4% |
| HERSHEY TRUST CO | Elite Conviction | Low Flow | $32,092 (0.0%) | 20,572 | 5.4% |
| BRONTE CAPITAL MANAGEMENT PTY LTD. | Elite Conviction | Low Flow | $30,080 (0.0%) | 19,282 | NEW |
| SEI INVESTMENTS CO | High Conviction | Market Mover | $26,339 (0.0%) | 16,884 | -47.3% |
| PROSHARE ADVISORS LLC | High Conviction | Significant Flow | $22,889 (0.0%) | 14,672 | -49.9% |
| NEUBERGER BERMAN GROUP LLC | High Conviction | Market Mover | $22,110 (0.0%) | 14,173 | NEW |
| DIVERSIFIED TRUST CO | High Conviction | Moderate Flow | $21,999 (0.0%) | 14,102 | -47.3% |
| VOYA INVESTMENT MANAGEMENT LLC | Moderate Conviction | Market Mover | $21,729 (0.0%) | 13,929 | -47.3% |
| HPM PARTNERS LLC | High Conviction | Market Mover | $21,343 (0.0%) | 13,682 | -73.1% |
| R Squared Ltd | Moderate Conviction | Low Flow | $19,459 (0.0%) | 12,474 | NEW |
| NEW YORK STATE COMMON RETIREMENT FUND | High Conviction | Market Mover | $16,084 (0.0%) | 10,310 | -98.8% |
| CORIENT PRIVATE WEALTH LLC | High Conviction | Market Mover | $16,049 (0.0%) | 10,288 | NEW |
| HIGHTOWER ADVISORS, LLC | High Conviction | Significant Flow | $15,617 (0.0%) | 10,011 | NEW |
| YALE CAPITAL CORP | Elite Conviction | Low Flow | $15,600 (0.0%) | 10,000 | -47.3% |
| SUMMIT INVESTMENT ADVISORS, INC. | Moderate Conviction | Moderate Flow | $12,753 (0.0%) | 8,175 | -47.3% |
| CITIGROUP INC | Moderate Conviction | Market Mover | $9,602 (0.0%) | 6,155 | -94.0% |
| LEGAL & GENERAL GROUP PLC | High Conviction | Market Mover | $9,421 (0.0%) | 6,039 | -47.3% |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | High Conviction | Market Mover | $7,706 (0.0%) | 4,940 | -47.5% |
| ROYAL BANK OF CANADA | High Conviction | Market Mover | $7,000 (0.0%) | 4,678 | -99.7% |
| STERLING CAPITAL MANAGEMENT LLC | High Conviction | Significant Flow | $6,897 (0.0%) | 4,421 | -47.0% |
Implied Institutional Price History
Estimated from 13F aggregate market value ÷ shares reported across all institutional filers. Reflects quarter-end snapshot, not actual trade prices.
| Quarter | Filers | Institutional Value | Shares Held | Est. Avg Price |
|---|---|---|---|---|
| Q4 25 | 130 | $0.13B | 85,915,328 | $1.49 |
| Q3 25 | 148 | $0.21B | 77,250,366 | $2.76 |
| Q1 25 | 139 | $0.09B | 73,375,169 | $1.19 |
| Q4 24 | 149 | $0.14B | 74,397,043 | $1.83 |
| Q3 24 | 159 | $0.39B | 85,602,396 | $4.54 |
| Q2 24 | 9 | $0.04B | 8,583,996 | $4.54 |
| Q1 24 | 7 | $0.03B | 5,288,920 | $6.02 |
| Q4 23 | 4 | $0.02B | 1,968,586 | $7.98 |
Source: SEC 13F-HR filings. Implied price = aggregate market value ÷ shares reported. Not investment advice.