Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Block Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover trades at least twice the size of a fund's median trade that quarter
Fund Signals
Daily bullish and bearish fund signals, and how past ones played out
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
Fund Flows Report
Our quarterly report on what the world’s largest funds bought and sold
Thematic Trends
Track which investment themes funds are piling into or pulling out of
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
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PEAK6’s
Protolabs
PRLB
Stock Holding History
PEAK6’s Portfolio
PRLB Stock Details
PRLB Fund Activity
Bought
Maintained
Sold
Call Options
Put Options
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
–
Sell
-11,400
Closed
-$577K
–
3192
2025
Q4
$577K
Buy
+11,400
New
+$583K
﹤0.01%
2035
2025
Q2
–
Sell
-28,500
Closed
-$999K
–
3404
2025
Q1
$999K
Sell
28,500
-37,300
-57%
-$1.47M
﹤0.01%
1774
2024
Q4
$2.57M
Buy
+65,800
New
+$2.36M
0.01%
1271
Other funds holding PRLB
BlackRock
New York
$6.73T AUM
46.02%
1-Year Est. Return
Disciplined Growth Investors
Minneapolis, Minnesota
$5.91B AUM
53.97%
1-Year Est. Return
Vanguard Portfolio Management
Malvern, Pennsylvania
$2.22T AUM
Dimensional Fund Advisors
Austin, Texas
$552B AUM
44.19%
1-Year Est. Return
State Street
Boston, Massachusetts
$3.38T AUM
44.17%
1-Year Est. Return
Vanguard Capital Management
Malvern, Pennsylvania
$4.68T AUM
ACM
American Capital Management
New York
$2.23B AUM
28.03%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.88T AUM
44.46%
1-Year Est. Return
Renaissance Technologies
New York
$72.6B AUM
54.88%
1-Year Est. Return
Rubric Capital Management (New York)
New York
$10.9B AUM
70.31%
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 Block Trades
Explore the largest stock and ETF buys and sells made by funds
High Conviction Trades
Discover trades at least twice the size of a fund's median trade that quarter
Fund Signals
Daily bullish and bearish fund signals, and how past ones played out
Fund Manager Portfolios
Gain insights from the world’s largest funds and super investors
Fund Flows Report
Our quarterly report on what the world’s largest funds bought and sold
Thematic Trends
Track which investment themes funds are piling into or pulling out of
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Theme
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