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 |
|---|---|---|---|---|---|---|---|
|
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
|
|
|
Nov 14, 2025
Q3 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
78.2K+ 358.62% |
$111K - $249K
|
100K
$124K
|
|
|
Nov 14, 2025
Q3 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
- |
542New |
$770 - $1.72K
|
542
$672
|
|
|
Nov 14, 2025
Q3 2025
|
Steven Cohen
Point72 Asset Management, L.P. | Stamford, Ct
|
BUY
|
PUT |
12.7KNew |
$18K - $40.4K
|
12.7K
$15.7K
|
|
|
Nov 14, 2025
Q3 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
- |
444K+ 83.12% |
$630K - $1.41M
|
978K
$1.21M
|
|
|
Nov 14, 2025
Q3 2025
|
Aqr Capital Management LLC
Greenwich, CT |
BUY
|
- |
31.5K+ 7.74% |
$44.7K - $100K
|
438K
$543K
|
|
|
Nov 13, 2025
Q3 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
1.82K+ 3.6% |
$2.59K - $5.8K
|
52.4K
$65K
|
|
|
Nov 13, 2025
Q3 2025
|
Prudential Financial Inc
Newark, NJ |
BUY
|
- |
6.7K+ 31.42% |
$9.51K - $21.3K
|
28K
$34.7K
|
|
|
Nov 13, 2025
Q3 2025
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
9.27K+ 3.38% |
$13.2K - $29.5K
|
284K
$352K
|
|
|
Nov 13, 2025
Q3 2025
|
Panagora Asset Management Inc
Boston, MA |
BUY
|
- |
225K+ 43.47% |
$319K - $714K
|
741K
$919K
|
|
|
Nov 13, 2025
Q3 2025
|
Hsbc Holdings PLC
London, X0 |
SELL
|
- |
-3.03K- 5.87% |
$4.31K - $9.65K
|
48.7K
$60.3K
|
|
|
Nov 13, 2025
Q3 2025
|
Legal & General Group PLC
London, X0 |
SELL
|
- |
-1.36K- 18.34% |
$1.93K - $4.31K
|
6.04K
$7.49K
|
|
|
Nov 13, 2025
Q3 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
4.46K+ 4.44% |
$6.33K - $14.2K
|
105K
$130K
|
|
|
Nov 13, 2025
Q3 2025
|
Ubs Group Ag
|
BUY
|
- |
189K+ 450.21% |
$268K - $600K
|
230K
$286K
|
|
|
Nov 13, 2025
Q3 2025
|
Acadian Asset Management LLC
Boston, MA |
BUY
|
- |
203K+ 9.33% |
$288K - $644K
|
2.37M
$2.94M
|
|
|
Nov 13, 2025
Q3 2025
|
Deutsche Bank Ag\
Frankfurt Am Main, 2M |
BUY
|
- |
78.5K+ 7.93% |
$111K - $250K
|
1.07M
$1.32M
|
|
|
Nov 13, 2025
Q3 2025
|
Jane Street Group, LLC
New York, NY |
BUY
|
- |
326K+ 1362.22% |
$463K - $1.04M
|
350K
$434K
|
|
|
Nov 13, 2025
Q3 2025
|
Marshall Wace, LLP
London, X0 |
BUY
|
- |
152KNew |
$215K - $482K
|
152K
$188K
|
|
|
Nov 13, 2025
Q3 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
16.5K+ 9.39% |
$23.4K - $52.5K
|
192K
$238K
|
|
|
Nov 13, 2025
Q3 2025
|
Met Life Investment Management, LLC
Whippany, NJ |
BUY
|
- |
28.8KNew |
$40.9K - $91.6K
|
28.8K
$35.7K
|
|
|
Nov 13, 2025
Q3 2025
|
Medici Capital LLC
Newport Beach, CA |
BUY
|
- |
315K+ 188.28% |
$447K - $1M
|
482K
$598K
|
|
|
Nov 13, 2025
Q3 2025
|
Jim Simons
Renaissance Technologies LLC | New York, Ny
|
SELL
|
- |
-306K- 24.36% |
$434K - $972K
|
949K
$1.18M
|
|
|
Nov 12, 2025
Q3 2025
|
Sterling Capital Management LLC
Charlotte, NC |
BUY
|
- |
2.41K+ 120.61% |
$3.42K - $7.65K
|
4.4K
$5.45K
|
|
|
Nov 12, 2025
Q3 2025
|
Simplex Trading, LLC
|
BUY
|
- |
101KNew |
$143K - $321K
|
101K
$125K
|
|
|
Nov 12, 2025
Q3 2025
|
Group One Trading, L.P.
Chicago, IL |
BUY
|
- |
22.3KNew |
$31.7K - $71K
|
22.3K
$27.7K
|
|
|
Nov 12, 2025
Q3 2025
|
American Century Companies Inc
Kansas City, MO |
BUY
|
- |
20.5KNew |
$29.1K - $65.1K
|
20.5K
$25.4K
|
|
|
Nov 12, 2025
Q3 2025
|
Geode Capital Management, LLC
Boston, MA |
SELL
|
- |
-121K- 6.1% |
$172K - $384K
|
1.86M
$2.31M
|
|
|
Nov 12, 2025
Q3 2025
|
Police & Firemen'S Retirement System Of New Jersey
Trenton, NJ |
BUY
|
- |
6.42K+ 37.77% |
$9.12K - $20.4K
|
23.4K
$29K
|
|
|
Nov 12, 2025
Q3 2025
|
Dimensional Fund Advisors LP
Austin, TX |
SELL
|
- |
-87.5K- 22.82% |
$124K - $278K
|
296K
$367K
|
|
|
Nov 12, 2025
Q3 2025
|
Nuveen, LLC
Charlotte, NC |
SELL
|
- |
-22.4K- 14.37% |
$31.8K - $71.1K
|
133K
$165K
|
|
|
Nov 12, 2025
Q3 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
704K+ 414.37% |
$999K - $2.24M
|
873K
$1.08M
|
|
|
Nov 10, 2025
Q3 2025
|
Persistent Asset Partners LTD
Hong Kong, K3 |
SELL
|
- |
-29.9K- 48.87% |
$42.4K - $94.9K
|
31.2K
$38.7K
|
|
|
Nov 10, 2025
Q3 2025
|
China Universal Asset Management Co., Ltd.
Shanghai, F4 |
SELL
|
- |
-2.34K- 11.66% |
$3.33K - $7.45K
|
17.7K
$22K
|
|
|
Nov 10, 2025
Q3 2025
|
Citigroup Inc
|
BUY
|
- |
4.48K+ 9.05% |
$6.36K - $14.2K
|
53.9K
$66.9K
|
|
|
Nov 10, 2025
Q3 2025
|
Charles Schwab Investment Management Inc
San Francisco, CA |
BUY
|
- |
41.9K+ 6.47% |
$59.5K - $133K
|
690K
$855K
|
|
|
Nov 10, 2025
Q3 2025
|
Clearstead Advisors, LLC
Cleveland, OH |
BUY
|
- |
130+ 40.25% |
$185 - $413
|
453
$562
|
|
|
Nov 10, 2025
Q3 2025
|
Ever Source Wealth Advisors, LLC
|
BUY
|
- |
939+ 377.11% |
$1.33K - $2.99K
|
1.19K
$1.47K
|
|
|
Nov 10, 2025
Q3 2025
|
Optiver Holding B.V.
Amsterdam, P7 |
BUY
|
- |
1.02KNew |
$1.45K - $3.24K
|
1.02K
$1.26K
|
|
|
Nov 10, 2025
Q3 2025
|
Td Asset Management Inc
|
SELL
|
- |
-378K- 58.0% |
$537K - $1.2M
|
274K
$339K
|
|
|
Nov 10, 2025
Q3 2025
|
Intech Investment Management LLC
West Palm Beach, FL |
SELL
|
- |
-6.49K- 16.25% |
$9.21K - $20.6K
|
33.4K
$41.5K
|
|
|
Nov 07, 2025
Q3 2025
|
Rothschild Investment LLC
Chicago, IL |
SELL
|
- |
-161- 42.37% |
$229 - $512
|
219
$272
|
|
|
Nov 07, 2025
Q3 2025
|
Vanguard Group Inc
Valley Forge, PA |
BUY
|
- |
47K+ 0.78% |
$66.7K - $149K
|
6.03M
$7.48M
|
|
|
Nov 07, 2025
Q3 2025
|
Jpmorgan Chase & CO
New York, NY |
SELL
|
- |
-1.35M- 90.82% |
$1.92M - $4.29M
|
136K
$169K
|
|
|
Nov 06, 2025
Q3 2025
|
Rhumbline Advisers
Boston, MA |
SELL
|
- |
-12.3K- 9.72% |
$17.5K - $39.1K
|
114K
$142K
|
|
|
Nov 06, 2025
Q3 2025
|
Lexington Partners L.P.
New York, NY |
BUY
|
- |
10.1KNew |
$14.4K - $32.1K
|
10.1K
$12.5K
|
|
|
Nov 06, 2025
Q3 2025
|
Gf Fund Management Co. Ltd.
Guangzhou, F4 |
SELL
|
- |
-251- 10.33% |
$356 - $798
|
2.18K
$2.7K
|
|
|
Nov 05, 2025
Q3 2025
|
Pro Share Advisors LLC
|
SELL
|
- |
-4.65K- 23.14% |
$6.6K - $14.8K
|
15.4K
$19.1K
|
|