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Winton Group’s Protolabs PRLB Stock Holding History

Winton Group’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
Q2 		$288K Sell
3,537
-4,027
-53% -$283K 0.01% 906
2026
Q1 		$431K Buy
+7,564
New +$439K 0.02% 752
2025
Q2 		– Sell
-47,557
Closed -$1.67M – 968
2025
Q1 		$1.67M Buy
+47,557
New +$1.87M 0.1% 207
2019
Q1 		– Sell
-2,793
Closed -$315K – 1158
2018
Q4 		$315K Sell
2,793
-54
-2% -$6.66K 0.01% 643
2018
Q3 		$461K Buy
+2,847
New +$403K 0.01% 658

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 $3.38T AUM 44.17% 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
Prudential Financial
Prudential Financial Newark, New Jersey $91.8B AUM 38.24% 1-Year Est. Return

Winton Group's PRLB Position: Q2 2026 in Review

Winton Group reduced its Protolabs (PRLB) stake by 53% in Q2 2026, selling an estimated $283K and leaving 3,537 shares worth $288K. The position accounts for 0.01% of the portfolio, ranked #906.

Winton Group first reported a position in PRLB in Q3 2018 and has held it in 5 quarters since. The position peaked at $1.67M in Q1 2025. 277 funds tracked by Wall St. Rank hold PRLB as of Q2 2026.

  • Winton Group held 3,537 shares of Protolabs worth $288K as of Q2 2026.
  • Winton Group sold 4,027 Protolabs shares in Q2 2026, an estimated $283K.
  • Protolabs made up 0.01% of Winton Group's portfolio in Q2 2026, its #906 holding.
  • Winton Group first reported a position in Protolabs in Q3 2018 and has held it in 5 quarters since.
  • Winton Group's Protolabs position peaked at $1.67M in Q1 2025.
  • 277 funds tracked by Wall St. Rank held Protolabs as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.