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Hudson Bay Capital Management’s
Ametek
AME
Stock Holding History
Hudson Bay Capital Management’s Portfolio
AME Stock Details
AME Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$16.8M
Sell
78,167
-7,194
-8%
-$1.6M
0.1%
217
2025
Q4
$17.5M
Buy
+85,361
New
+$16.6M
0.1%
240
2025
Q3
–
Sell
-28,362
Closed
-$5.13M
–
1228
2025
Q2
$5.13M
Buy
28,362
+27,927
+6,420%
+$4.8M
0.03%
543
2025
Q1
$74.9K
Buy
+435
New
+$79.1K
﹤0.01%
1175
2024
Q3
–
Sell
-29,000
Closed
-$4.83M
–
849
2024
Q2
$4.83M
Buy
+29,000
New
+$5.01M
0.04%
382
2023
Q1
–
Sell
-22,900
Closed
-$3.2M
–
861
2022
Q4
$3.2M
Sell
22,900
-63,100
-73%
-$8.36M
0.04%
486
2022
Q3
$9.75M
Buy
+86,000
New
+$10.3M
0.1%
183
2019
Q2
–
Sell
-54,888
Closed
-$4.55M
–
423
2019
Q1
$4.55M
Sell
54,888
-61,851
-53%
-$4.7M
0.13%
298
2018
Q4
$7.9M
Buy
116,739
+14,571
+14%
+$1.05M
0.24%
180
2018
Q3
$8.08M
Buy
+102,168
New
+$7.82M
0.21%
191
2017
Q4
–
Sell
-18,000
Closed
-$1.19M
–
489
2017
Q3
$1.19M
Sell
18,000
-10,000
-36%
-$632K
0.05%
285
2017
Q2
$1.7M
Sell
28,000
-4,000
-13%
-$236K
0.07%
357
2017
Q1
$1.73M
Buy
32,000
+19,000
+146%
+$1M
0.06%
511
2016
Q4
$632K
Buy
+13,000
New
+$616K
0.03%
522
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1-Year Est. Return
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1-Year Est. Return
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1-Year Est. Return
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$1.9T AUM
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1-Year Est. Return
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1-Year Est. Return
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$21.4B AUM
8.31%
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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