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MF
Magnetar Financial’s
Flex
FLEX
Stock Holding History
Magnetar Financial’s Portfolio
FLEX Stock Details
FLEX Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
–
Sell
-25,119
Closed
-$1.52M
–
1235
2025
Q4
$1.52M
Buy
+25,119
New
+$1.55M
0.01%
384
2024
Q4
–
Sell
-38,104
Closed
-$1.27M
–
675
2024
Q3
$1.27M
Buy
+38,104
New
+$1.17M
0.03%
266
2024
Q2
–
Sell
-49,245
Closed
-$1.41M
–
540
2024
Q1
$1.41M
Sell
49,245
-101,509
-67%
-$2.66M
0.03%
229
2023
Q4
$3.46M
Buy
150,754
+129,295
+603%
+$2.59M
0.09%
153
2023
Q3
$436K
Buy
+21,459
New
+$435K
0.01%
350
2023
Q2
–
Sell
-47,264
Closed
-$820K
–
540
2023
Q1
$820K
Buy
+47,264
New
+$818K
0.02%
410
2018
Q2
–
Sell
-259,391
Closed
-$3.19M
–
570
2018
Q1
$3.19M
Buy
259,391
+206,806
+393%
+$2.82M
0.06%
72
2017
Q4
$713K
Buy
52,585
+15,724
+43%
+$213K
0.01%
302
2017
Q3
$460K
Sell
36,861
-102,994
-74%
-$1.27M
0.01%
447
2017
Q2
$1.72M
Buy
+139,855
New
+$1.73M
0.03%
259
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30.48%
1-Year Est. Return
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$127B AUM
44.11%
1-Year Est. Return
Janus Henderson Group
London, United Kingdom
$209B AUM
37.72%
1-Year Est. Return
Wellington Management Group
Boston, Massachusetts
$535B AUM
26.23%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Boston Partners
Boston, Massachusetts
$95.5B AUM
28.4%
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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