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PRLB icon

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
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DGI
Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
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
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return

AlphaQuest's PRLB Position: Q1 2026 in Review

AlphaQuest sold out of Protolabs (PRLB) in Q1 2026, closing a stake of 8,881 shares — an estimated $449K sold.

AlphaQuest first reported a position in PRLB in Q4 2023 and held it in 9 quarters. The position peaked at $941K in Q2 2025. 263 funds tracked by Wall St. Rank hold PRLB as of Q1 2026.

  • AlphaQuest reported no remaining Protolabs position as of Q1 2026 after selling out during the quarter.
  • AlphaQuest sold 8,881 Protolabs shares in Q1 2026, an estimated $449K.
  • AlphaQuest first reported a position in Protolabs in Q4 2023 and held it in 9 quarters.
  • AlphaQuest's Protolabs position peaked at $941K in Q2 2025.
  • 263 funds tracked by Wall St. Rank held Protolabs as of Q1 2026.

Based on AlphaQuest's 13F filing for Q1 2026.