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Alector

146 hedge funds and large institutions have $221M invested in Alector in 2025 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 44 increasing their positions, 38 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

16% more repeat investments, than reductions

Existing positions increased: 44 | Existing positions reduced: 38

8% more funds holding

Funds holding: 135146 (+11)

3.33% more ownership

Funds ownership: 70.51%73.84% (+3.3%)

Holders
146
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.93M
Puts
$807K
Net Calls
Net Calls Change

Top Buyers

1 +$20.7M
2 +$2.96M
3 +$2.2M
4
Barclays
Barclays
United Kingdom
+$2.08M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$1.31M

Top Sellers

1 -$7.96M
2 -$2.41M
3 -$2.3M
4
EP
Eversept Partners
New York
-$1.47M
5
SCM
Sio Capital Management
New York
-$1.18M
Name Holding Trade Value Shares
Change
Change in
Stake
VOYA Investment Management
101
VOYA Investment Management
Georgia
$41.2K
Wealth Enhancement Advisory Services
102
Wealth Enhancement Advisory Services
Minnesota
$36.7K
SC
103
Savant Capital
Illinois
$34.6K
Belvedere Trading
104
Belvedere Trading
Illinois
$31K
New York State Common Retirement Fund
105
New York State Common Retirement Fund
New York
$30.5K
HTC
106
Hershey Trust Company
Pennsylvania
$30.4K
SCM
107
SVB Capital Management
California
$30.4K
LP
108
Lexington Partners
New York
$29.9K
TYCC
109
Texas Yale Capital Corp
Florida
$29.6K
PD
110
Point72 (DIFC)
United Arab Emirates
$29K
AIP
111
Ameritas Investment Partners
Nebraska
$24.2K
PAS
112
Point72 Asia (Singapore)
Singapore
$22.6K
Legal & General Group
113
Legal & General Group
United Kingdom
$17.9K
California State Teachers Retirement System (CalSTRS)
114
California State Teachers Retirement System (CalSTRS)
California
$14.7K
SCM
115
Sterling Capital Management
North Carolina
$13K
Mirae Asset Global Investments
116
Mirae Asset Global Investments
South Korea
$11.6K
Nisa Investment Advisors
117
Nisa Investment Advisors
Missouri
$9.91K
AAP
118
Arax Advisory Partners
Colorado
$9.44K
AB
119
Amalgamated Bank
New York
$8K
TRCT
120
Tower Research Capital (TRC)
New York
$7.44K
GFM
121
GF Fund Management
China
$6.45K
Rockefeller Capital Management
122
Rockefeller Capital Management
New York
$4.05K
EWA
123
EverSource Wealth Advisors
Alabama
$3.52K
Osaic Holdings
124
Osaic Holdings
Arizona
$3.17K
Optiver Holding
125
Optiver Holding
Netherlands
$3.01K