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Campbell & Co Investment Adviser’s Protolabs PRLB Stock Holding History

Campbell & Co Investment Adviser’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 		$3.49M Buy
42,798
+27,610
+182% +$1.94M 0.18% 155
2026
Q1 		$866K Sell
15,188
-26,332
-63% -$1.53M 0.05% 553
2025
Q4 		$2.1M Buy
41,520
+15,645
+60% +$800K 0.1% 314
2025
Q3 		$1.29M Sell
25,875
-7,596
-23% -$348K 0.1% 327
2025
Q2 		$1.34M Buy
+33,471
New +$1.25M 0.08% 381
2025
Q1 		– Sell
-16,258
Closed -$636K – 1277
2024
Q4 		$636K Buy
16,258
+6,847
+73% +$246K 0.05% 567
2024
Q3 		$276K Sell
9,411
-4,616
-33% -$141K 0.02% 931
2024
Q2 		$433K Buy
14,027
+4,077
+41% +$129K 0.04% 704
2024
Q1 		$356K Sell
9,950
-534
-5% -$19.3K 0.03% 838
2023
Q4 		$408K Sell
10,484
-3,167
-23% -$103K 0.04% 805
2023
Q3 		$360K Buy
+13,651
New +$412K 0.04% 652
2023
Q1 		– Sell
-8,070
Closed -$206K – 991
2022
Q4 		$206K Buy
+8,070
New +$240K 0.05% 684
2022
Q3 		– Sell
-4,857
Closed -$232K – 884
2022
Q2 		$232K Buy
+4,857
New +$225K 0.06% 554
2018
Q4 		– Sell
-4,494
Closed -$727K – 470
2018
Q3 		$727K Buy
+4,494
New +$636K 0.49% 28

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

Campbell & Co Investment Adviser's PRLB Position: Q2 2026 in Review

Campbell & Co Investment Adviser increased its Protolabs (PRLB) stake by 182% in Q2 2026, buying an estimated $1.94M and bringing the position to 42,798 shares worth $3.49M. The position accounts for 0.18% of the portfolio, ranked #155.

Campbell & Co Investment Adviser first reported a position in PRLB in Q3 2018 and has held it in 14 quarters since. 277 funds tracked by Wall St. Rank hold PRLB as of Q2 2026.

  • Campbell & Co Investment Adviser held 42,798 shares of Protolabs worth $3.49M as of Q2 2026.
  • Campbell & Co Investment Adviser bought 27,610 Protolabs shares in Q2 2026, an estimated $1.94M.
  • Protolabs made up 0.18% of Campbell & Co Investment Adviser's portfolio in Q2 2026, its #155 holding.
  • Campbell & Co Investment Adviser first reported a position in Protolabs in Q3 2018 and has held it in 14 quarters since.
  • 277 funds tracked by Wall St. Rank held Protolabs as of Q2 2026.

Based on Campbell & Co Investment Adviser's 13F filing for Q2 2026, filed 3 Aug 2026.