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
A
AlphaQuest’s
Protolabs
PRLB
Stock Holding History
AlphaQuest’s Portfolio
PRLB Stock Details
PRLB Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2026
Q1
–
Sell
-8,881
Closed
-$449K
–
1557
2025
Q4
$449K
Buy
8,881
+3,503
+65%
+$179K
0.03%
906
2025
Q3
$269K
Sell
5,378
-18,130
-77%
-$831K
0.02%
1229
2025
Q2
$941K
Buy
23,508
+23,500
+293,750%
+$876K
0.09%
315
2025
Q1
$280
Sell
8
-344
-98%
-$13.6K
﹤0.01%
1963
2024
Q4
$13.8K
Sell
352
-8,509
-96%
-$306K
﹤0.01%
1449
2024
Q3
$260K
Sell
8,861
-21,542
-71%
-$657K
0.02%
959
2024
Q2
$939K
Buy
30,403
+18,068
+146%
+$573K
0.13%
260
2024
Q1
$441K
Buy
12,335
+11,974
+3,317%
+$432K
0.08%
404
2023
Q4
$14.1K
Buy
+361
New
+$11.7K
﹤0.01%
981
Other funds holding PRLB
BlackRock
New York
$5.7T AUM
30.48%
1-Year Est. Return
DGI
Disciplined Growth Investors
Minneapolis, Minnesota
$4.89B AUM
33.85%
1-Year Est. Return
VPM
Vanguard Portfolio Management
Malvern, Pennsylvania
$1.91T AUM
Dimensional Fund Advisors
Austin, Texas
$481B AUM
30.42%
1-Year Est. Return
State Street
Boston, Massachusetts
$2.9T AUM
29.55%
1-Year Est. Return
VCM
Vanguard Capital Management
Malvern, Pennsylvania
$4.04T AUM
ACM
American Capital Management
New York
$1.86B AUM
20.23%
1-Year Est. Return
Geode Capital Management
Boston, Massachusetts
$1.61T AUM
30.72%
1-Year Est. Return
Renaissance Technologies
New York
$63.9B AUM
45.56%
1-Year Est. Return
RCMNY
Rubric Capital Management (New York)
New York
$8.16B AUM
68.42%
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