ALEC icon

Alector

149 hedge funds and large institutions have $221M invested in Alector in 2025 Q3 according to their latest regulatory filings, with 25 funds opening new positions, 46 increasing their positions, 40 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:

15% more repeat investments, than reductions

Existing positions increased: 46 | Existing positions reduced: 40

10% more funds holding

Funds holding: 136149 (+13)

3.34% more ownership

Funds ownership: 70.51%73.85% (+3.3%)

Holders
149
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 +$15.4M
2 +$2.2M
3 +$1.64M
4
Barclays
Barclays
United Kingdom
+$1.55M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$978K

Top Sellers

1 -$5.93M
2 -$2.41M
3 -$1.71M
4
SCM
Sio Capital Management
New York
-$1.18M
5
EP
Eversept Partners
New York
-$1.1M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$403K
52
$394K
53
$340K
54
$338K
55
$327K
56
$310K
57
$303K
58
$298K
59
$296K
60
$292K
61
$275K
62
$270K
63
$213K
64
$212K
65
$210K
66
$202K
67
$178K
68
$175K
69
$173K
70
$163K
71
$160K
72
$157K
73
$155K
74
$155K
75
$140K