Alector, Inc. — Institutional Ownership

Which tracked institutions hold ALEC, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

21
Funds holding
$32491754
Total value held
Buying
14 added/new · 5 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $15774236 7847879 +106634 +1.38%
2 Merck & Co., Inc. $7126896 3545719 Held
3 State Street Corp $3778328 1879765 +14239 +0.76%
4 Northern Trust Corp $1554659 773462 +81206 +11.73%
5 Goldman Sachs Group Inc $872089 433875 -170687 -28.23%
6 Ubs Group Ag $550298 273780 +273780 NEW BUY
7 Invesco Ltd. $516849 257139 +257139 NEW BUY
8 Bank Of New York Mellon Corp $502688 250093 -2204 -0.87%
9 Ameriprise Financial Inc $451305 224530 +224530 NEW BUY
10 Bank Of America Corp /De/ $286783 142678 -238230 -62.54%
11 Morgan Stanley $242164 120480 -244087 -66.95%
12 Wells Fargo & Company/Mn $179236 89172 +54646 +158.27%
13 Blackstone Inc. $155061 77145 +77145 NEW BUY
14 Sei Investments Co $143014 71151 +17305 +32.14%
15 Citigroup Inc $93012 46275 +40120 +651.83%
16 Barclays Plc $90363 44957 +2366 +5.56%
17 Jpmorgan Chase & Co $89435 42998 +5619 +15.03%
18 Royal Bank Of Canada $53000 26122 +19075 +270.68%
19 Prudential Financial Inc $32190 16015 -7780 -32.70%
20 Amalgamated Financial Corp. $136 9510 +9510 NEW BUY
21 Fifth Third Bancorp $12 6 Held

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.