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 |
|---|---|---|---|---|---|---|---|
|
Aug 15, 2025
Q2 2025
|
Morgan Stanley
New York, NY |
BUY
|
- |
260K+ 74.95% |
$234K - $424K
|
607K
$1.21M
|
|
|
Aug 14, 2025
Q2 2025
|
Graham Capital Management, L.P.
Rowayton, CT |
SELL
|
- |
-19.7K- 48.0% |
$17.8K - $32.2K
|
21.4K
$42.7K
|
|
|
Aug 14, 2025
Q2 2025
|
Ameriprise Financial Inc
Minneapolis, MN |
BUY
|
- |
3.45K+ 32.28% |
$3.1K - $5.62K
|
14.1K
$28.3K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
SELL
|
- |
-49.3K- 19.49% |
$44.4K - $80.4K
|
204K
$408K
|
|
|
Aug 14, 2025
Q2 2025
|
Alliancebernstein L.P.
New York, NY |
BUY
|
- |
10.8K+ 13.2% |
$9.76K - $17.7K
|
92.9K
$186K
|
|
|
Aug 14, 2025
Q2 2025
|
Susquehanna Fundamental Investments, LLC
Bala Cynwyd, PA |
SELL
|
- |
-67.1K- 48.68% |
$60.4K - $109K
|
70.8K
$142K
|
|
|
Aug 14, 2025
Q2 2025
|
Adar1 Capital Management, LLC
Austin, TX |
BUY
|
- |
1.34M+ 353.17% |
$1.21M - $2.19M
|
1.72M
$3.45M
|
|
|
Aug 14, 2025
Q2 2025
|
Goldman Sachs Group Inc
New York, NY |
BUY
|
- |
62.3K+ 19.97% |
$56.1K - $102K
|
374K
$749K
|
|
|
Aug 14, 2025
Q2 2025
|
Bank Of America Corp
Charlotte, NC |
BUY
|
- |
5.93K+ 1.75% |
$5.33K - $9.66K
|
344K
$688K
|
|
|
Aug 14, 2025
Q2 2025
|
Manufacturers Life Insurance Company, The
Toronto, A6 |
BUY
|
- |
190K+ 153.11% |
$171K - $309K
|
314K
$627K
|
|
|
Aug 14, 2025
Q2 2025
|
Price T Rowe Associates Inc
Baltimore, MD |
BUY
|
- |
4.2M+ 620.86% |
$3.78M - $6.84M
|
4.88M
$9.75M
|
|
|
Aug 14, 2025
Q2 2025
|
State Street Corp
Boston, MA |
BUY
|
- |
69.6K+ 4.25% |
$62.7K - $114K
|
1.71M
$3.42M
|
|
|
Aug 14, 2025
Q2 2025
|
Ubs Group Ag
|
SELL
|
- |
-41.2K- 49.55% |
$37K - $67.1K
|
41.9K
$83.8K
|
|
|
Aug 14, 2025
Q2 2025
|
David A. Siegel
Two Sigma Advisers, LP | New York, Ny
|
SELL
|
- |
-15.9K- 4.05% |
$14.3K - $25.9K
|
377K
$754K
|
|
|
Aug 14, 2025
Q2 2025
|
Bridgeway Capital Management, LLC
Houston, TX |
BUY
|
- |
115KNew |
$104K - $187K
|
115K
$230K
|
|
|
Aug 14, 2025
Q2 2025
|
Diadema Partners LP
Morristown, NJ |
SELL
|
- |
-191K- 41.73% |
$171K - $311K
|
266K
$532K
|
|
|
Aug 14, 2025
Q2 2025
|
Wells Fargo & Company
San Francisco, CA |
BUY
|
- |
11.2K+ 28.31% |
$10K - $18.2K
|
50.6K
$101K
|
|
|
Aug 14, 2025
Q2 2025
|
Ieq Capital, LLC
|
SELL
|
- |
-21.4K- 26.62% |
$19.3K - $34.9K
|
59K
$118K
|
|
|
Aug 14, 2025
Q2 2025
|
Two Sigma Investments, LP
New York, NY |
BUY
|
- |
7.71K+ 3.6% |
$6.94K - $12.6K
|
222K
$444K
|
|
|
Aug 14, 2025
Q2 2025
|
Spears Abacus Advisors LLC
|
SELL
|
- |
-100- 0.16% |
$90 - $163
|
61.5K
$123K
|
|
|
Aug 14, 2025
Q2 2025
|
Ikarian Capital, LLC
Dallas, TX |
SELL
|
- |
-50K- 5.26% |
$45K - $81.5K
|
900K
$1.8M
|
|
|
Aug 14, 2025
Q2 2025
|
Eversept Partners, LP
New York, NY |
BUY
|
- |
1.37M+ 221.67% |
$1.23M - $2.23M
|
1.99M
$3.97M
|
|
|
Aug 14, 2025
Q2 2025
|
Jane Street Group, LLC
New York, NY |
SELL
|
- |
-233K- 90.66% |
$209K - $379K
|
24K
$47.9K
|
|
|
Aug 14, 2025
Q2 2025
|
Skopos Labs, Inc.
Riverhead, NY |
BUY
|
- |
601New |
$541 - $980
|
601
$1.2K
|
|
|
Aug 14, 2025
Q2 2025
|
Vestal Point Capital, LP
New York, NY |
BUY
|
- |
472K+ 93.64% |
$425K - $770K
|
977K
$1.95M
|
|
|
Aug 14, 2025
Q2 2025
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
SELL
|
- |
-12K- 99.52% |
$10.8K - $19.5K
|
58
$116
|
|
|
Aug 14, 2025
Q2 2025
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
SELL
|
- |
-28.4K- 37.99% |
$25.5K - $46.2K
|
46.3K
$92.6K
|
|
|
Aug 14, 2025
Q2 2025
|
Raymond James Financial Inc
St. Petersburg, FL |
BUY
|
- |
1.48KNew |
$1.33K - $2.41K
|
1.48K
$2.96K
|
|
|
Aug 14, 2025
Q2 2025
|
Tower Research Capital LLC (Trc)
New York, NY |
SELL
|
- |
-9.27K- 40.9% |
$8.34K - $15.1K
|
13.4K
$26.8K
|
|
|
Aug 14, 2025
Q2 2025
|
Paul Tudor Jones
Tudor Investment Corp Et Al | Stamford, Ct
|
SELL
|
- |
-1- -0.0% |
$0.9 - $1.63
|
40.8K
$81.6K
|
|
|
Aug 14, 2025
Q2 2025
|
Israel Englander
Millennium Management LLC | New York, Ny
|
BUY
|
- |
146K+ 55.13% |
$131K - $238K
|
411K
$822K
|
|
|
Aug 14, 2025
Q2 2025
|
Jacobs Levy Equity Management, Inc
Florham Park, NJ |
SELL
|
- |
-11.2K- 0.84% |
$10K - $18.2K
|
1.32M
$2.65M
|
|
|
Aug 14, 2025
Q2 2025
|
Royal Bank Of Canada
Toronto, A6 |
BUY
|
- |
362K+ 7560.92% |
$326K - $591K
|
367K
$734K
|
|
|
Aug 14, 2025
Q2 2025
|
Boothbay Fund Management, LLC
New York, NY |
BUY
|
- |
185K+ 67.25% |
$166K - $301K
|
459K
$918K
|
|
|
Aug 14, 2025
Q2 2025
|
Cubist Systematic Strategies, LLC
Stamford, CT |
BUY
|
- |
21.8KNew |
$19.6K - $35.6K
|
21.8K
$43.6K
|
|
|
Aug 14, 2025
Q2 2025
|
D. E. Shaw & Co., Inc.
New York, NY |
BUY
|
- |
64.9K+ 13.83% |
$58.4K - $106K
|
534K
$1.07M
|
|
|
Aug 14, 2025
Q2 2025
|
Aqr Capital Management LLC
Greenwich, CT |
SELL
|
- |
-86K- 17.45% |
$77.4K - $140K
|
407K
$813K
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
- |
546K+ 10047.48% |
$492K - $891K
|
552K
$1.1M
|
|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
SELL
|
PUT |
-9.8K- 42.24% |
$8.82K - $16K
|
13.4K
$26.8K
|
|
|
Aug 13, 2025
Q2 2025
|
Advisor Group Holdings, Inc.
Phoenix, AZ |
SELL
|
- |
-520- 61.9% |
$468 - $848
|
320
$640
|
|
|
Aug 13, 2025
Q2 2025
|
Cerity Partners LLC
New York, NY |
SELL
|
- |
-17.8K- 42.89% |
$16K - $29.1K
|
23.7K
$47.5K
|
|
|
Aug 13, 2025
Q2 2025
|
Panagora Asset Management Inc
Boston, MA |
BUY
|
- |
150K+ 40.96% |
$135K - $245K
|
517K
$1.03M
|
|
|
Aug 13, 2025
Q2 2025
|
Truvestments Capital LLC
Sarasota, FL |
BUY
|
- |
2New |
$1.8 - $3.26
|
2
$4
|
|
|
Aug 13, 2025
Q2 2025
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
BUY
|
- |
274KNew |
$247K - $447K
|
274K
$549K
|
|
|
Aug 13, 2025
Q2 2025
|
Russell Investments Group, Ltd.
|
BUY
|
- |
46.9K+ 87.88% |
$42.3K - $76.5K
|
100K
$201K
|
|
|
Aug 13, 2025
Q2 2025
|
Sio Capital Management, LLC
New York, NY |
BUY
|
- |
8.37K+ 1.0% |
$7.53K - $13.6K
|
846K
$1.69M
|
|
|
Aug 13, 2025
Q2 2025
|
Barclays PLC
London, X0 |
BUY
|
- |
44.7K+ 35.74% |
$40.2K - $72.9K
|
170K
$340K
|
|
|
Aug 13, 2025
Q2 2025
|
Ever Source Wealth Advisors, LLC
|
SELL
|
- |
-705- 73.9% |
$635 - $1.15K
|
249
$498
|
|
|
Aug 13, 2025
Q2 2025
|
Walleye Capital LLC
Plymouth, MN |
SELL
|
- |
-39.4K- 12.89% |
$35.5K - $64.2K
|
266K
$532K
|
|
|
Aug 13, 2025
Q2 2025
|
Invesco Ltd.
Atlanta, GA |
BUY
|
- |
27.2K+ 18.32% |
$24.5K - $44.4K
|
176K
$352K
|