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Mariner’s
STMicroelectronics
STM
Stock Holding History
Mariner’s Portfolio
STM Stock Details
STM Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$2.71M
Buy
78,718
+12,165
+18%
+$381K
﹤0.01%
1365
2025
Q4
$1.73M
Sell
66,553
-6,100
-8%
-$157K
﹤0.01%
1583
2025
Q3
$2.05M
Sell
72,653
-1,624
-2%
-$45.4K
﹤0.01%
1419
2025
Q2
$2.26M
Buy
74,277
+26,685
+56%
+$662K
﹤0.01%
1258
2025
Q1
$1.05M
Buy
47,592
+7,002
+17%
+$172K
﹤0.01%
1665
2024
Q4
$1.01M
Sell
40,590
-26,406
-39%
-$701K
﹤0.01%
1641
2024
Q3
$1.99M
Sell
66,996
-4,567
-6%
-$151K
﹤0.01%
1188
2024
Q2
$2.81M
Buy
71,563
+1,765
+3%
+$73.3K
0.01%
942
2024
Q1
$3.02M
Sell
69,798
-107
-0.2%
-$4.83K
0.01%
921
2023
Q4
$3.5M
Sell
69,905
-1,281
-2%
-$57.3K
0.01%
816
2023
Q3
$3.07M
Sell
71,186
-2,639
-4%
-$126K
0.01%
809
2023
Q2
$3.69M
Sell
73,825
-1,094
-1%
-$50.7K
0.01%
750
2023
Q1
$4.01M
Buy
74,919
+1,410
+2%
+$65.8K
0.01%
702
2022
Q4
$2.61M
Buy
73,509
+11,425
+18%
+$403K
0.01%
817
2022
Q3
$1.92M
Buy
62,084
+45,621
+277%
+$1.6M
0.01%
785
2022
Q2
$518K
Buy
16,463
+3,058
+23%
+$114K
﹤0.01%
1109
2022
Q1
$579K
Buy
+13,405
New
+$592K
﹤0.01%
1092
2017
Q4
–
Sell
-10,078
Closed
-$196K
–
595
2017
Q3
$196K
Buy
+10,078
New
+$174K
0.01%
479
Other funds holding STM
VanEck Associates
New York
$133B AUM
72.99%
1-Year Est. Return
Citadel Advisors
Miami, Florida
$141B AUM
30.34%
1-Year Est. Return
SPC
Slate Path Capital
New York
$6.73B AUM
95.97%
1-Year Est. Return
Morgan Stanley
New York
$1.66T AUM
25.57%
1-Year Est. Return
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Millennium Management
New York
$134B AUM
35.51%
1-Year Est. Return
Goldman Sachs
New York
$761B AUM
31.28%
1-Year Est. Return
Invesco
Atlanta, Georgia
$653B AUM
32.41%
1-Year Est. Return
Fidelity International
Hamilton, Bermuda
$129B AUM
30.83%
1-Year Est. Return
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
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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