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MFAM
Motley Fool Asset Management’s
Alnylam Pharmaceuticals
ALNY
Stock Holding History
Motley Fool Asset Management’s Portfolio
ALNY Stock Details
ALNY Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$3.47M
Sell
10,492
-2,034
-16%
-$692K
0.15%
115
2025
Q4
$4.98M
Buy
12,526
+3,480
+38%
+$1.54M
0.19%
113
2025
Q3
$4.12M
Buy
9,046
+2,394
+36%
+$975K
0.17%
112
2025
Q2
$2.17M
Buy
6,652
+623
+10%
+$172K
0.1%
148
2025
Q1
$1.63M
Buy
6,029
+4,130
+217%
+$1.06M
0.09%
151
2024
Q4
$447K
Buy
1,899
+139
+8%
+$36.6K
0.02%
178
2024
Q3
$486K
Sell
1,760
-130
-7%
-$33.8K
0.03%
165
2024
Q2
$460K
Sell
1,890
-70
-4%
-$11.1K
0.03%
167
2024
Q1
$293K
Sell
1,960
-75
-4%
-$12.5K
0.02%
199
2023
Q4
$390K
Sell
2,035
-196
-9%
-$33.4K
0.03%
181
2023
Q3
$395K
Sell
2,231
-48
-2%
-$9.16K
0.03%
181
2023
Q2
$433K
Buy
+2,279
New
+$452K
0.04%
172
2023
Q1
–
Sell
-2,181
Closed
-$518K
–
115
2022
Q4
$518K
Sell
2,181
-198
-8%
-$42.2K
0.06%
162
2022
Q3
$476K
Sell
2,379
-54
-2%
-$10.3K
0.05%
170
2022
Q2
$367K
Buy
2,433
+9
+0.4%
+$1.28K
0.03%
181
2022
Q1
$396K
Buy
2,424
+2,368
+4,229%
+$361K
0.03%
175
2021
Q4
$9K
Buy
+56
New
+$10.4K
﹤0.01%
188
Other funds holding ALNY
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
Capital World Investors
Los Angeles, California
$733B AUM
35.63%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Capital Research Global Investors
Los Angeles, California
$645B AUM
30.41%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
JP Morgan Chase
New York
$1.47T AUM
27.86%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
T. Rowe Price Investment Management
Baltimore, Maryland
$145B AUM
22.78%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover high conviction trades that caused a significant change in a fund's stake in a stock
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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