Institutional Ownership Alector, Inc. (ALEC)
This table provides information about the institutional ownership of Alector, Inc. (ALEC). We have compiled data on the 158 institutions that hold shares in the stock, with a total of 58 Million shares, which have been reported (via 13F filing form) to have a value of $72 Million.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Black Rock Inc.
New York, NY |
Aug 13, 2024 Q2 2024 |
9,101,437
shares
|
$11.3 Million
0.0% of portfolio
|
Q2 2024
Added 7.28%
|
|
|
Rtw Investments, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
6,990,806
shares
|
$8.67 Million
0.28% of portfolio
|
Q3 2025
New holding
|
|
|
Vanguard Group Inc
Valley Forge, PA |
Nov 07, 2025 Q3 2025 |
6,034,659
shares
|
$7.48 Million
0.0% of portfolio
|
Q3 2025
Added 0.78%
|
|
|
Acadian Asset Management LLC
Boston, MA |
Nov 13, 2025 Q3 2025 |
2,372,985
shares
|
$2.94 Million
0.01% of portfolio
|
Q3 2025
Added 9.33%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
Nov 14, 2025 Q3 2025 |
2,185,032
shares
|
$2.71 Million
0.0% of portfolio
|
Q3 2025
Reduced 55.18%
|
|
|
Geode Capital Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
1,861,258
shares
|
$2.31 Million
0.0% of portfolio
|
Q3 2025
Reduced 6.1%
|
|
|
State Street Corp
Boston, MA |
Nov 14, 2025 Q3 2025 |
1,734,679
shares
|
$2.15 Million
0.0% of portfolio
|
Q3 2025
Added 1.45%
|
|
|
Eversept Partners, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
1,488,725
shares
|
$1.85 Million
0.34% of portfolio
|
Q3 2025
Reduced 25.04%
|
|
|
Euclidean Capital LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
1,307,858
shares
|
$1.62 Million
1.65% of portfolio
|
Q3 2023
Added 33.33%
|
|
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
Nov 17, 2025 Q3 2025 |
1,230,974
shares
|
$1.53 Million
0.02% of portfolio
|
Q3 2025
Reduced 6.95%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
Nov 14, 2025 Q3 2025 |
1,155,027
shares
|
$1.43 Million
0.0% of portfolio
|
Q3 2025
Added 181.16%
|
|
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
Nov 13, 2025 Q3 2025 |
1,068,215
shares
|
$1.32 Million
0.0% of portfolio
|
Q3 2025
Added 7.93%
|
|
|
Deerfield Management Company, L.P. (Series C)
New York, NY |
Nov 14, 2025 Q3 2025 |
1,055,192
shares
|
$1.31 Million
0.06% of portfolio
|
Q1 2025
Reduced 1.1%
|
|
|
683 Capital Management, LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
1,000,000
shares
|
$1.24 Million
0.18% of portfolio
|
Q3 2025
New holding
|
|
|
5 Am Venture Management, LLC
San Francisco, CA |
Nov 14, 2025 Q3 2025 |
995,841
shares
|
$1.23 Million
1.98% of portfolio
|
Q4 2024
New holding
|
|
|
Vestal Point Capital, LP
New York, NY |
Nov 14, 2025 Q3 2025 |
980,000
shares
|
$1.22 Million
0.13% of portfolio
|
Q3 2025
Added 0.31%
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Nov 14, 2025 Q3 2025 |
978,204
shares
|
$1.21 Million
0.0% of portfolio
|
Q3 2025
Added 83.12%
|
|
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
Nov 13, 2025 Q3 2025 |
949,150
shares
|
$1.18 Million
0.0% of portfolio
|
Q3 2025
Reduced 24.36%
|
|
|
Barclays PLC
London, X0 |
Nov 12, 2025 Q3 2025 |
873,375
shares
|
$1.08 Million
0.0% of portfolio
|
Q3 2025
Added 414.37%
|
|
|
Dafna Capital Management LLC
Los Angeles, CA |
Nov 14, 2025 Q3 2025 |
798,351
shares
|
$989,955
0.64% of portfolio
|
Q3 2025
Reduced 12.55%
|
|
|
Ikarian Capital, LLC
Dallas, TX |
Nov 14, 2025 Q3 2025 |
760,000
shares
|
$942,400
0.35% of portfolio
|
Q3 2025
Reduced 15.56%
|
|
|
Panagora Asset Management Inc
Boston, MA |
Nov 13, 2025 Q3 2025 |
741,293
shares
|
$919,203
0.01% of portfolio
|
Q3 2025
Added 43.47%
|
|
|
Charles Schwab Investment Management Inc
San Francisco, CA |
Nov 10, 2025 Q3 2025 |
689,524
shares
|
$855,009
0.0% of portfolio
|
Q3 2025
Added 6.47%
|
|
|
Northern Trust Corp
Chicago, IL |
Nov 14, 2025 Q3 2025 |
633,709
shares
|
$785,799
0.0% of portfolio
|
Q3 2025
Reduced 3.72%
|
|
|
Royal Bank Of Canada
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
628,652
shares
|
$779,528
0.0% of portfolio
|
Q2 2025
Added 7560.92%
|
|