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Wellington Management Group’s
Allegro MicroSystems
ALGM
Stock Holding History
Wellington Management Group’s Portfolio
ALGM Stock Details
ALGM Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$21.2M
Sell
673,096
-433,241
-39%
-$14.9M
﹤0.01%
988
2025
Q4
$29.2M
Sell
1,106,337
-54,580
-5%
-$1.5M
0.01%
895
2025
Q3
$33.9M
Sell
1,160,917
-1,475,922
-56%
-$47.7M
0.01%
844
2025
Q2
$90.2M
Sell
2,636,839
-612,051
-19%
-$15.2M
0.02%
553
2025
Q1
$81.6M
Sell
3,248,890
-744,792
-19%
-$18.6M
0.02%
559
2024
Q4
$87.3M
Buy
3,993,682
+934,048
+31%
+$19.9M
0.02%
567
2024
Q3
$71.3M
Buy
+3,059,634
New
+$76.9M
0.01%
620
2023
Q1
–
Sell
-1,237,089
Closed
-$37.1M
–
1988
2022
Q4
$37.1M
Sell
1,237,089
-259,457
-17%
-$7.08M
0.01%
756
2022
Q3
$32.7M
Sell
1,496,546
-55,154
-4%
-$1.28M
0.01%
766
2022
Q2
$32.1M
Buy
1,551,700
+163,371
+12%
+$3.9M
0.01%
809
2022
Q1
$39.4M
Buy
+1,388,329
New
+$39.7M
0.01%
835
2021
Q3
–
Sell
-9,794
Closed
-$271K
–
2144
2021
Q2
$271K
Buy
+9,794
New
+$256K
﹤0.01%
2052
Other funds holding ALGM
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
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
Invesco
Atlanta, Georgia
$653B AUM
32.41%
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
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
ClearBridge Investments
New York
$115B AUM
24.78%
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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