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MF
Magnetar Financial’s
American Tower
AMT
Stock Holding History
Magnetar Financial’s Portfolio
AMT Stock Details
AMT Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q4
–
Sell
-3,344
Closed
-$643K
–
920
2025
Q3
$643K
Buy
+3,344
New
+$697K
﹤0.01%
545
2023
Q4
–
Sell
-19,509
Closed
-$3.21M
–
371
2023
Q3
$3.21M
Buy
+19,509
New
+$3.56M
0.08%
147
2022
Q1
–
Sell
-1,422
Closed
-$416K
–
1317
2021
Q4
$416K
Sell
1,422
-1,886
-57%
-$515K
﹤0.01%
1001
2021
Q3
$878K
Buy
+3,308
New
+$943K
0.01%
757
2021
Q1
–
Sell
-7,190
Closed
-$1.61M
–
1038
2020
Q4
$1.61M
Sell
7,190
-1,275
-15%
-$296K
0.02%
387
2020
Q3
$2.05M
Buy
+8,465
New
+$2.15M
0.04%
253
2018
Q4
–
Sell
-5,734
Closed
-$833K
–
283
2018
Q3
$833K
Buy
+5,734
New
+$841K
0.02%
135
2017
Q4
–
Sell
-4,498
Closed
-$615K
–
686
2017
Q3
$615K
Sell
4,498
-12,733
-74%
-$1.77M
0.01%
390
2017
Q2
$2.28M
Buy
+17,231
New
+$2.21M
0.04%
222
2016
Q4
–
Sell
-4,658
Closed
-$528K
–
32
2016
Q3
$528K
Sell
4,658
-5,362
-54%
-$613K
0.01%
357
2016
Q2
$1.14M
Buy
+10,020
New
+$1.07M
0.02%
159
2015
Q2
–
Sell
-125,000
Closed
-$11.8M
–
423
2015
Q1
$11.8M
Buy
+125,000
New
+$12.2M
0.26%
90
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$1.03B AUM
20.71%
1-Year Est. Return
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$6.9T AUM
27.45%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
JP Morgan Chase
New York
$1.47T AUM
27.86%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
Cohen & Steers
New York
$57.6B AUM
8.03%
1-Year Est. Return
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
Morgan Stanley
New York
$1.66T AUM
25.57%
1-Year Est. Return
Invesco
Atlanta, Georgia
$653B AUM
32.41%
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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