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Alector

Name Holding Trade Value Shares
Change
Change in
Stake
O
1
OrbiMed
New York
$146M -$64.9M -2,352,369 -28%
BlackRock
2
BlackRock
New York
$126M +$25.8M +934,409 +22%
Vanguard Group
3
Vanguard Group
Pennsylvania
$119M +$14.9M +539,724 +13%
Federated Hermes
4
Federated Hermes
Pennsylvania
$104M -$4.48M -162,343 -4%
RCM
5
RA Capital Management
Massachusetts
$101M
Fidelity Investments
6
Fidelity Investments
Massachusetts
$85.1M -$3.2M -115,960 -3%
GGHC
7
Gilder Gagnon Howe & Co
New York
$62.5M -$4.66M -168,927 -6%
State Street
8
State Street
Massachusetts
$44.2M +$18.7M +676,606 +60%
T. Rowe Price Associates
9
T. Rowe Price Associates
Maryland
$42M +$21.8M +790,531 +85%
DM
10
Deerfield Management
New York
$41M -$1.71M -62,000 -4%
JP Morgan Chase
11
JP Morgan Chase
New York
$40.1M +$1.73M +62,526 +4%
CC
12
Casdin Capital
New York
$26.3M
Bank of New York Mellon
13
Bank of New York Mellon
New York
$24M +$18M +653,640 +200%
APM
14
Avidity Partners Management
Texas
$16.8M -$762K -27,600 -4%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$15.9M +$2.73M +98,830 +18%
Northern Trust
16
Northern Trust
Illinois
$14.7M +$4.09M +148,103 +33%
Goldman Sachs
17
Goldman Sachs
New York
$13.5M +$1.05M +37,983 +7%
PA
18
Perceptive Advisors
New York
$12.5M
PAMU
19
Pictet Asset Management (UK)
United Kingdom
$12.1M +$3.75M +135,838 +38%
BAMCO Inc
20
BAMCO Inc
New York
$11.4M +$58K +2,100 +0.5%
Holocene Advisors
21
Holocene Advisors
New York
$8.36M -$1.55M -56,255 -14%
NLVP
22
New Leaf Venture Partners
New York
$8.3M -$8.28M -300,000 -47%
Adage Capital Partners
23
Adage Capital Partners
Massachusetts
$7.33M -$2.76M -100,000 -25%
Franklin Resources
24
Franklin Resources
California
$7.29M
Point72 Asset Management
25
Point72 Asset Management
Connecticut
$7.04M +$7.96M +288,263 New