Latest Institutional Transactions on Alector, Inc. (ALEC)
This table provides information on the latest institutional transactions involving Alector, Inc. (ALEC) stock. The table includes the name of the institution, the type of operation (buy or sell), whether options were involved, the number of shares exchanged, the range of values for the transaction, and the number of shares held by the institution after the transaction has occurred.
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Dec 15, 2025
Q3 2025
|
Fny Investment Advisers, LLC
|
SELL
|
- |
-5K- 25.0% |
$7.1K - $15.9K
|
15K
$18.6K
|
|
|
Dec 02, 2025
Q3 2025
|
Allworth Financial LP
|
SELL
|
- |
-116- 58.0% |
$165 - $369
|
84
$104
|
|
|
Dec 02, 2025
Q3 2025
|
Ifp Advisors, Inc
|
BUY
|
- |
24+ 266.67% |
$34.1 - $76.3
|
33
$40.9
|
|
|
Nov 18, 2025
Q3 2025
|
Advisory Services Network, LLC
|
BUY
|
- |
271New |
$385 - $862
|
271
$336
|
|
|
Nov 17, 2025
Q3 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-91.9K- 6.95% |
$131K - $292K
|
1.23M
$1.53M
|
|
|
Nov 17, 2025
Q3 2025
|
Jasper Ridge Partners, L.P.
Menlo Park, CA |
BUY
|
- |
41.1K+ 134.32% |
$58.4K - $131K
|
71.8K
$89K
|
|
|
Nov 14, 2025
Q3 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
260K+ 1838.75% |
$369K - $827K
|
274K
$340K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
- |
105K+ 51.45% |
$149K - $333K
|
309K
$383K
|
|
|
Nov 14, 2025
Q3 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
BUY
|
PUT |
146KNew |
$207K - $465K
|
146K
$181K
|
|
|
Nov 14, 2025
Q3 2025
|
Engineers Gate Manager LP
New York, NY |
BUY
|
- |
14.5KNew |
$20.6K - $46.1K
|
14.5K
$18K
|
|
|
Nov 14, 2025
Q3 2025
|
Eversept Partners, LP
New York, NY |
SELL
|
- |
-497K- 25.04% |
$706K - $1.58M
|
1.49M
$1.85M
|
|
|
Nov 14, 2025
Q3 2025
|
Artia Global Partners LP
Miami, FL |
BUY
|
- |
71KNew |
$101K - $226K
|
71K
$88.1K
|
|
|
Nov 14, 2025
Q3 2025
|
Hughes Financial Services, LLC
Herndon, VA |
SELL
|
- |
-376- 40.47% |
$534 - $1.2K
|
553
$686
|
|
|
Nov 14, 2025
Q3 2025
|
Diadema Partners LP
Morristown, NJ |
SELL
|
- |
-130K- 48.87% |
$185K - $413K
|
136K
$169K
|
|
|
Nov 14, 2025
Q3 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
235K+ 62.87% |
$334K - $749K
|
610K
$756K
|
|
|
Nov 14, 2025
Q3 2025
|
Bank Of America Corp
Charlotte, NC |
SELL
|
- |
-97.6K- 28.39% |
$139K - $310K
|
246K
$305K
|
|
|
Nov 14, 2025
Q3 2025
|
Rtw Investments, LP
New York, NY |
BUY
|
- |
6.99MNew |
$9.93M - $22.2M
|
6.99M
$8.67M
|
|
|
Nov 14, 2025
Q3 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
BUY
|
- |
140K+ 37.24% |
$199K - $446K
|
517K
$642K
|
|
|
Nov 14, 2025
Q3 2025
|
Public Employees Retirement System Of Ohio
Columbus, OH |
BUY
|
- |
60.3K+ 763.29% |
$85.6K - $192K
|
68.2K
$84.6K
|
|
|
Nov 14, 2025
Q3 2025
|
Hrt Financial LP
New York, NY |
BUY
|
- |
60.2KNew |
$85.4K - $191K
|
60.2K
$74.6K
|
|
|
Nov 14, 2025
Q3 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
24.8K+ 1.45% |
$35.2K - $78.8K
|
1.73M
$2.15M
|
|
|
Nov 14, 2025
Q3 2025
|
Spears Abacus Advisors LLC
|
SELL
|
- |
-2.29K- 3.72% |
$3.25K - $7.28K
|
59.2K
$73.4K
|
|
|
Nov 14, 2025
Q3 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
85K+ 38.28% |
$121K - $270K
|
307K
$381K
|
|
|
Nov 14, 2025
Q3 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
SELL
|
- |
-2.69M- 55.18% |
$3.82M - $8.55M
|
2.19M
$2.71M
|
|
|
Nov 14, 2025
Q3 2025
|
683 Capital Management, LLC
New York, NY |
BUY
|
- |
1MNew |
$1.42M - $3.18M
|
1M
$1.24M
|
|
|
Nov 14, 2025
Q3 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
SELL
|
- |
-97K- 30.93% |
$138K - $308K
|
217K
$269K
|
|
|
Nov 14, 2025
Q3 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
SELL
|
- |
-10.9K- 81.24% |
$15.5K - $34.6K
|
2.51K
$3.12K
|
|
|
Nov 14, 2025
Q3 2025
|
Graham Capital Management, L.P.
Rowayton, CT |
SELL
|
- |
-158- 0.74% |
$224 - $502
|
21.2K
$26.3K
|
|
|
Nov 14, 2025
Q3 2025
|
Boothbay Fund Management, LLC
New York, NY |
BUY
|
- |
65.2K+ 14.21% |
$92.6K - $207K
|
524K
$650K
|
|
|
Nov 14, 2025
Q3 2025
|
Morgan Stanley
New York, NY |
SELL
|
- |
-172K- 28.42% |
$245K - $548K
|
434K
$538K
|
|
|
Nov 14, 2025
Q3 2025
|
Ieq Capital, LLC
|
SELL
|
- |
-5.95K- 10.08% |
$8.45K - $18.9K
|
53.1K
$65.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Ikarian Capital, LLC
Dallas, TX |
SELL
|
- |
-140K- 15.56% |
$199K - $445K
|
760K
$942K
|
|
|
Nov 14, 2025
Q3 2025
|
Hershey Trust CO
Hershey, PA |
BUY
|
- |
10.3KNew |
$14.6K - $32.7K
|
10.3K
$12.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
744K+ 181.16% |
$1.06M - $2.37M
|
1.16M
$1.43M
|
|
|
Nov 14, 2025
Q3 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
BUY
|
- |
487+ 1.19% |
$692 - $1.55K
|
41.3K
$51.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Utah Retirement Systems
Salt Lake City, UT |
BUY
|
- |
20.6K+ 40.0% |
$29.2K - $65.4K
|
72K
$89.3K
|
|
|
Nov 14, 2025
Q3 2025
|
Srs Capital Advisors, Inc.
Denver, CO |
BUY
|
- |
3.19KNew |
$4.53K - $10.1K
|
3.19K
$3.96K
|
|
|
Nov 14, 2025
Q3 2025
|
Vestal Point Capital, LP
New York, NY |
BUY
|
- |
3.01K+ 0.31% |
$4.27K - $9.57K
|
980K
$1.22M
|
|
|
Nov 14, 2025
Q3 2025
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
BUY
|
- |
7.58K+ 13065.52% |
$10.8K - $24.1K
|
7.64K
$9.47K
|
|
|
Nov 14, 2025
Q3 2025
|
Rockefeller Capital Management L.P.
New York, NY |
BUY
|
- |
1.37KNew |
$1.94K - $4.35K
|
1.37K
$1.7K
|
|
|
Nov 14, 2025
Q3 2025
|
Point72 (Difc) LTD
Dubai, C0 |
BUY
|
- |
9.81KNew |
$13.9K - $31.2K
|
9.81K
$12.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-14.2K- 30.59% |
$20.1K - $45K
|
32.1K
$39.8K
|
|
|
Nov 14, 2025
Q3 2025
|
Creative Planning
Overland Park, KS |
BUY
|
- |
15.7KNew |
$22.3K - $50K
|
15.7K
$19.5K
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
50.5K+ 376.87% |
$71.7K - $161K
|
63.9K
$79.2K
|
|
|
Nov 14, 2025
Q3 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
- |
-80.2K- 14.54% |
$114K - $255K
|
472K
$585K
|
|
|
Nov 14, 2025
Q3 2025
|
Northern Trust Corp
Chicago, IL |
SELL
|
- |
-24.5K- 3.72% |
$34.7K - $77.8K
|
634K
$786K
|
|
|
Nov 14, 2025
Q3 2025
|
California State Teachers Retirement System
West Sacramento, CA |
BUY
|
- |
4.96KNew |
$7.05K - $15.8K
|
4.96K
$6.15K
|
|
|
Nov 14, 2025
Q3 2025
|
Dafna Capital Management LLC
Los Angeles, CA |
SELL
|
- |
-115K- 12.55% |
$163K - $364K
|
798K
$990K
|
|
|
Nov 14, 2025
Q3 2025
|
Xtx Topco LTD
London, X0 |
BUY
|
- |
25.2K+ 34.33% |
$35.7K - $80.1K
|
98.5K
$122K
|
|
|
Nov 14, 2025
Q3 2025
|
Logos Global Management LP
San Francisco, CA |
BUY
|
CALL |
500KNew |
$710K - $1.59M
|
500K
$620K
|
|