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Alector
ALEC

Overview Fund Activity

135 hedge funds and large institutions have $98.7M invested in Alector in 2025 Q2 according to their latest regulatory filings, with 16 funds opening new positions, 46 increasing their positions, 38 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
135
Holders Change
-7
Holders Change %
-4.93%
% of All Funds
1.81%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
16
Increased
46
Reduced
38
Closed
23
Calls
$229K
Puts
$19K
Net Calls
+$210K
Net Calls Change
-$163K

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$6.83M
2
EP
2
Eversept Partners
New York
$2.78M
3
ACM
3
ADAR1 Capital Management
Texas
$2.41M
4
Acadian Asset Management
4
Acadian Asset Management
Massachusetts
$3.03M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$21M

Top Sellers

1
RCM
1
RA Capital Management
Massachusetts
$0
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$63.7K
3
Franklin Resources
3
Franklin Resources
California
$0
4
BlackRock
4
BlackRock
New York
$11.2M
5
AC
5
Almitas Capital
California
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
GCP
51
GSA Capital Partners
United Kingdom
$211K +$211K +150,669 New
RhumbLine Advisers
52
RhumbLine Advisers
Massachusetts
$177K +$13.9K +9,933 +9%
BCM
53
Bridgeway Capital Management
Texas
$161K +$161K +115,000 New
SO
54
STRS Ohio
Ohio
$155K +$10.9K +7,800 +8%
DekaBank Deutsche Girozentrale
55
DekaBank Deutsche Girozentrale
Germany
$148K – – –
Russell Investments Group
56
Russell Investments Group
United Kingdom
$144K +$67.5K +46,945 +88%
AllianceBernstein
57
AllianceBernstein
Tennessee
$130K +$15.2K +10,840 +13%
XT
58
XTX Topco
Cayman Islands
$103K +$57.1K +40,767 +125%
SFI
59
Susquehanna Fundamental Investments
Pennsylvania
$99.1K -$94K -67,126 -49%
CS
60
Cannell & Spears
New York
$86.1K -$140 -100 -0.2%
PAP
61
Persistent Asset Partners
Hong Kong
$85.5K -$61.4K -43,831 -42%
IC
62
IEQ Capital
California
$82.6K -$30K -21,408 -27%
VCIM
63
Velan Capital Investment Management
Georgia
$77K – – –
HSBC Holdings
64
HSBC Holdings
United Kingdom
$73.9K -$9.11K -6,372 -11%
Bank of Montreal
65
Bank of Montreal
Ontario, Canada
$73.3K +$73.3K +52,380 New
VPIM
66
Vanguard Personalized Indexing Management
California
$72.9K +$24K +17,170 +49%
URS
67
Utah Retirement Systems
Utah
$72K – – –
Wells Fargo
68
Wells Fargo
California
$70.8K +$15.6K +11,166 +28%
Citigroup
69
Citigroup
New York
$69.2K -$18.6K -13,295 -21%
Mirae Asset Global ETFs Holdings
70
Mirae Asset Global ETFs Holdings
Hong Kong
$64.8K -$39.7K -28,362 -38%
JPMorgan Chase & Co
71
JPMorgan Chase & Co
New York
$63.7K -$2.02M -1,440,658 -97%
AG
72
Algert Global
California
$62K – – –
UBS Group
73
UBS Group
Switzerland
$58.7K -$57.6K -41,153 -50%
Tudor Investment Corp
74
Tudor Investment Corp
Connecticut
$57.1K -$1 -1 -0%
IIM
75
INTECH Investment Management
Florida
$55.9K -$29.2K -20,836 -34%
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