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Alnylam Pharmaceuticals

403 hedge funds and large institutions have $21B invested in Alnylam Pharmaceuticals in 2021 Q3 according to their latest regulatory filings, with 48 funds opening new positions, 154 increasing their positions, 122 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed

98% more call options, than puts

Call options by funds: $275M | Put options by funds: $138M

26% more repeat investments, than reductions

Existing positions increased: 154 | Existing positions reduced: 122

17% more first-time investments, than exits

New positions opened: 48 | Existing positions closed: 41

10% more capital invested

Capital invested by funds: $19B → $21B (+$1.99B)

1% more funds holding

Funds holding: 400403 (+3)

0% more funds holding in top 10

Funds holding in top 10: 99 (0)

1.59% less ownership

Funds ownership: 95.54%93.95% (-1.6%)

Holders
403
Holders Change
+3
Holders Change %
+0.75%
% of All Funds
7.06%
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.16%
New
48
Increased
154
Reduced
122
Closed
41
Calls
$275M
Puts
$138M
Net Calls
+$136M
Net Calls Change
+$120M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$3.37B +$36.6M +195,199 +1%
Vanguard Group
2
Vanguard Group
Pennsylvania
$2B +$21.9M +116,888 +1%
Baillie Gifford & Co
3
Baillie Gifford & Co
United Kingdom
$1.97B +$35.8M +190,925 +2%
BlackRock
4
BlackRock
New York
$1.68B +$42.1M +224,569 +3%
Wellington Management Group
5
Wellington Management Group
Massachusetts
$1.39B -$339M -1,807,417 -20%
T. Rowe Price Associates
6
T. Rowe Price Associates
Maryland
$1.11B +$65.6M +349,557 +6%
Dodge & Cox
7
Dodge & Cox
California
$1.01B -$7.86M -41,901 -0.8%
State Street
8
State Street
Massachusetts
$529M +$2.98M +15,887 +0.6%
JP Morgan Chase
9
JP Morgan Chase
New York
$462M -$26.8M -142,851 -6%
Morgan Stanley
10
Morgan Stanley
New York
$355M -$332K -1,772 -0.1%
Manulife (Manufacturers Life Insurance)
11
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$327M -$4.57M -24,375 -1%
RI
12
RTW Investments
New York
$318M
Geode Capital Management
13
Geode Capital Management
Massachusetts
$274M +$1.5M +8,001 +0.6%
BG
14
Bellevue Group
Switzerland
$266M -$26.4M -140,674 -9%
Massachusetts Financial Services
15
Massachusetts Financial Services
Massachusetts
$258M -$1.85M -9,856 -0.7%
American Century Companies
16
American Century Companies
Missouri
$202M +$4.74M +25,281 +2%
Invesco
17
Invesco
Georgia
$199M +$9.81M +52,271 +5%
CC
18
Casdin Capital
New York
$189M
Norges Bank
19
Norges Bank
Norway
$188M +$18.8M +100,136 +11%
Loomis, Sayles & Company
20
Loomis, Sayles & Company
Massachusetts
$183M +$4.13M +22,042 +2%
Federated Hermes
21
Federated Hermes
Pennsylvania
$181M -$4.36M -23,258 -2%
GGHC
22
Gilder Gagnon Howe & Co
New York
$174M -$383K -2,042 -0.2%
ACA
23
Avoro Capital Advisors
New York
$160M -$28.1M -150,000 -15%
PAMS
24
Pictet Asset Management (Switzerland)
Switzerland
$156M +$155M +823,704 New
FCM
25
Farallon Capital Management
California
$154M -$25.5M -135,699 -14%