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Alector
ALEC

166 hedge funds and large institutions have $790M invested in Alector in 2022 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 59 increasing their positions, 52 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed

15% more call options, than puts

Call options by funds: $2.22M | Put options by funds: $1.93M

13% more repeat investments, than reductions

Existing positions increased: 59 | Existing positions reduced: 52

0.19% more ownership

Funds ownership: 67.33% → 67.53% (+0.19%)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

1% less funds holding

Funds holding: 167 → 166 (-1)

5% less first-time investments, than exits

New positions opened: 20 | Existing positions closed: 21

30% less capital invested

Capital invested by funds: $1.13B → $790M (-$340M)

Holders
166
Holders Change
-1
Holders Change %
-0.6%
% of All Funds
2.62%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
20
Increased
59
Reduced
52
Closed
21
Calls
$2.22M
Puts
$1.93M
Net Calls
+$295K
Net Calls Change
+$2.03M

Top Buyers

Rank Fund Capital Flow
1
RCMNY
Rubric Capital Management (New York)
New York
+$14.2M
2
State Street
State Street
Massachusetts
+$12.2M
3
Millennium Management
Millennium Management
New York
+$11.8M
4
EC
EcoR1 Capital
California
+$11.8M
5
Federated Hermes
Federated Hermes
Pennsylvania
+$10.3M

Top Sellers

Rank Fund Capital Flow
1
CC
Casdin Capital
New York
-$34.1M
2
Morgan Stanley
Morgan Stanley
New York
-$20.9M
3
Marshall Wace
Marshall Wace
United Kingdom
-$9.01M
4
GGHC
Gilder Gagnon Howe & Co
New York
-$7.32M
5
Voloridge Investment Management
Voloridge Investment Management
Florida
-$4.77M
Name Holding Trade Value Shares
Change 		Change in
Stake
DCM
26
DAFNA Capital Management
California
$4.17M +$2.17M +137,500 +89%
Two Sigma Investments
27
Two Sigma Investments
New York
$4M -$1.06M -67,072 -19%
PC
28
Pier Capital
Connecticut
$3.97M -$432K -27,303 -9%
N
29
Nuveen
North Carolina
$3.95M -$1.85M -117,093 -30%
Two Sigma Advisers
30
Two Sigma Advisers
New York
$3.85M -$207K -13,100 -5%
Goldman Sachs
31
Goldman Sachs
New York
$3.44M -$2.57M -162,179 -40%
BBA
32
Baker Bros. Advisors
New York
$3.41M – – –
Rafferty Asset Management
33
Rafferty Asset Management
New York
$3.25M +$764K +48,317 +27%
UBS Group
34
UBS Group
Switzerland
$3.16M +$861K +54,438 +33%
Bank of New York Mellon
35
Bank of New York Mellon
New York
$2.94M +$31.4K +1,983 +1%
GGHC
36
Gilder Gagnon Howe & Co
New York
$2.63M -$7.32M -462,691 -72%
Nordea Investment Management
37
Nordea Investment Management
Sweden
$2.61M +$2.5M +158,066 +814%
AI
38
Alphabet Inc
California
$2.51M – – –
AQR Capital Management
39
AQR Capital Management
Connecticut
$2.37M +$1.2M +75,712 +84%
Massachusetts Financial Services
40
Massachusetts Financial Services
Massachusetts
$2.23M +$1.95M +123,489 +377%
American Century Companies
41
American Century Companies
Missouri
$2.01M +$1.02M +64,589 +85%
AllianceBernstein
42
AllianceBernstein
Tennessee
$1.96M -$372K -23,517 -15%
CC
43
Cannell & Co
New York
$1.91M -$5.14K -325 -0.2%
Swiss National Bank
44
Swiss National Bank
Switzerland
$1.78M +$146K +9,200 +8%
CSS
45
Cubist Systematic Strategies
Connecticut
$1.74M +$543K +34,309 +39%
First Trust Advisors
46
First Trust Advisors
Illinois
$1.67M -$409K -25,836 -18%
PI
47
Putnam Investments
Massachusetts
$1.57M +$748K +47,287 +75%
PIM
48
Platinum Investment Management
Australia
$1.5M +$636K +40,234 +62%
Citadel Advisors
49
Citadel Advisors
Florida
$1.5M +$1.17M +74,002 +239%
TCM
50
Tang Capital Management
California
$1.43M +$1.58M +100,000 New
1
2
3 4 5

ALEC Hedge Fund Activity: Q1 2022 in Review

166 of the 6,340 institutional investors tracked by Wall St. Rank reported a position in Alector (ALEC) for Q1 2022, worth a combined $790M — down 30% from $1.13B a quarter earlier.

Sellers outnumbered buyers: 21 funds closed out of ALEC and 20 opened new positions — a net loss of 1 holder — while 52 trimmed existing stakes and 59 added.

The largest buyer was Rubric Capital Management (New York), opening a new position worth an estimated $14.2M. The largest seller was Casdin Capital, exiting entirely with an estimated $34.1M sold.

  • 166 institutional investors held Alector (ALEC) as of Q1 2022, down from 167 in Q4 2021.
  • Funds reported $790M of Alector stock for Q1 2022, down 30% quarter-over-quarter.
  • 20 funds opened new Alector positions in Q1 2022 and 21 closed out, a net change of -1 holder.
  • The largest Alector buyer in Q1 2022 was Rubric Capital Management (New York), an estimated $14.2M added.
  • The largest Alector seller in Q1 2022 was Casdin Capital, an estimated $34.1M sold.

Based on aggregated 13F filings for Q1 2022.