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
Search
Sign in
Sign up
Wellington Management Group’s
Impinj
PI
Stock Holding History
Wellington Management Group’s Portfolio
PI Stock Details
PI Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
$10.8M
Buy
105,398
+12,036
+13%
+$1.6M
﹤0.01%
1219
2025
Q4
$16.2M
Buy
93,362
+7,968
+9%
+$1.42M
﹤0.01%
1115
2025
Q3
$15.4M
Buy
85,394
+70,925
+490%
+$11.2M
﹤0.01%
1126
2025
Q2
$1.61M
Buy
+14,469
New
+$1.44M
﹤0.01%
1626
2025
Q1
–
Sell
-18,489
Closed
-$2.69M
–
2032
2024
Q4
$2.69M
Sell
18,489
-95,918
-84%
-$18.2M
﹤0.01%
1501
2024
Q3
$24.8M
Buy
+114,407
New
+$19.4M
﹤0.01%
898
2023
Q3
–
Sell
-59,480
Closed
-$5.33M
–
1869
2023
Q2
$5.33M
Sell
59,480
-23,539
-28%
-$2.51M
﹤0.01%
1241
2023
Q1
$11.3M
Buy
83,019
+42,542
+105%
+$5.42M
﹤0.01%
1071
2022
Q4
$4.42M
Buy
+40,477
New
+$4.26M
﹤0.01%
1302
2017
Q2
–
Sell
-778,292
Closed
-$23.6M
–
2277
2017
Q1
$23.6M
Sell
778,292
-15,566
-2%
-$490K
0.01%
979
2016
Q4
$28.1M
Buy
+793,858
New
+$24.3M
0.01%
900
Other funds holding PI
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
Fidelity Investments
Boston, Massachusetts
$1.9T AUM
41.92%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
Capital International Investors
Los Angeles, California
$427B AUM
29.17%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
SC
Sylebra Capital
Palo Alto, California
$774M AUM
56.69%
1-Year Est. Return
Capital World Investors
Los Angeles, California
$733B AUM
35.63%
1-Year Est. Return
Ameriprise
Minneapolis, Minnesota
$431B AUM
30.22%
1-Year Est. Return
American Century Companies
Kansas City, Missouri
$194B AUM
35%
1-Year Est. Return
Sign up
Sign in
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
Theme
Close