Group One Trading
PRLB icon

Group One Trading’s Protolabs PRLB Stock Holding History

Group One Trading’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
2025
Q4 		– Sell
-5,500
Closed -$275K – 8940
2025
Q3 		$275K Sell
5,500
-1,100
-17% -$50.4K ﹤0.01% 4316
2025
Q2 		$264K Buy
6,600
+4,400
+200% +$164K ﹤0.01% 4063
2025
Q1 		$77.1K Buy
2,200
+2,000
+1,000% +$78.8K ﹤0.01% 4813
2024
Q4 		$7.82K Sell
200
-700
-78% -$25.2K ﹤0.01% 6218
2024
Q3 		$26.4K Buy
+900
New +$27.5K ﹤0.01% 5080
2023
Q4 		– Sell
-900
Closed -$23.8K – 8032
2023
Q3 		$23.8K Sell
900
-7,700
-90% -$232K ﹤0.01% 5753
2023
Q2 		$301K Buy
8,600
+8,300
+2,767% +$264K ﹤0.01% 3546
2023
Q1 		$9.95K Buy
300
+200
+200% +$6.19K ﹤0.01% 5936
2022
Q4 		$2.55K Sell
100
-1,800
-95% -$53.5K ﹤0.01% 6570
2022
Q3 		$69K Buy
1,900
+100
+6% +$4.33K ﹤0.01% 5133
2022
Q2 		$86K Hold
1,800
– – ﹤0.01% 5125
2022
Q1 		$95K Hold
1,800
– – ﹤0.01% 5539
2021
Q4 		$92K Sell
1,800
-900
-33% -$53.1K ﹤0.01% 5805
2021
Q3 		$180K Sell
2,700
-16,600
-86% -$1.3M ﹤0.01% 5285
2021
Q2 		$1.77M Buy
19,300
+700
+4% +$69K ﹤0.01% 2791
2021
Q1 		$2.27M Buy
18,600
+16,400
+745% +$2.73M ﹤0.01% 2333
2020
Q4 		$337K Buy
2,200
+1,400
+175% +$197K ﹤0.01% 3627
2020
Q3 		$104K Buy
+800
New +$105K ﹤0.01% 4169
2019
Q2 		– Sell
-1,000
Closed -$105K – 5304
2019
Q1 		$105K Sell
1,000
-1,000
-50% -$112K ﹤0.01% 3140
2018
Q4 		$226K Sell
2,000
-1,100
-35% -$136K ﹤0.01% 2590
2018
Q3 		$501K Sell
3,100
-13,700
-82% -$1.94M ﹤0.01% 2275
2018
Q2 		$2M Sell
16,800
-4,600
-21% -$563K 0.02% 1138
2018
Q1 		$2.52M Buy
21,400
+17,700
+478% +$2M 0.03% 843
2017
Q4 		$381K Sell
3,700
-14,800
-80% -$1.33M ﹤0.01% 2475
2017
Q3 		$1.49M Buy
18,500
+3,300
+22% +$239K 0.01% 1267
2017
Q2 		$1.02M Buy
15,200
+12,900
+561% +$780K 0.01% 1438
2017
Q1 		$118K Buy
2,300
+1,500
+188% +$79.4K ﹤0.01% 2864
2016
Q4 		$41K Sell
800
-21,800
-96% -$1.14M ﹤0.01% 3365
2016
Q3 		$1.35M Sell
22,600
-1,900
-8% -$109K 0.01% 1077
2016
Q2 		$1.41M Buy
24,500
+15,900
+185% +$1.06M 0.02% 1013
2016
Q1 		$663K Sell
8,600
-13,100
-60% -$846K 0.01% 1484
2015
Q4 		$1.38M Buy
21,700
+18,700
+623% +$1.21M 0.02% 1096
2015
Q3 		$201K Sell
3,000
-4,900
-62% -$349K ﹤0.01% 2497
2015
Q2 		$533K Buy
7,900
+3,500
+80% +$247K 0.01% 1726
2015
Q1 		$308K Buy
4,400
+1,300
+42% +$88K ﹤0.01% 2012
2014
Q4 		$208K Sell
3,100
-200
-6% -$13.1K ﹤0.01% 2279
2014
Q3 		$228K Buy
3,300
+2,500
+313% +$196K ﹤0.01% 2276
2014
Q2 		$66K Sell
800
-700
-47% -$47.4K ﹤0.01% 3351
2014
Q1 		$102K Sell
1,500
-5,600
-79% -$417K ﹤0.01% 3061
2013
Q4 		$505K Sell
7,100
-1,500
-17% -$116K 0.01% 1647
2013
Q3 		$657K Buy
8,600
+3,000
+54% +$208K 0.01% 1374
2013
Q2 		$364K Buy
+5,600
New +$301K 0.01% 1610

Other funds holding PRLB

BlackRock
BlackRock New York $5.72T 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
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
State Street
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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return

Group One Trading's PRLB Position: Q1 2026 in Review

Group One Trading held its Protolabs (PRLB) position steady in Q1 2026 at 500 shares worth $28.5K. The position accounts for ﹤0.01% of the portfolio, ranked #5711.

Group One Trading first reported a position in PRLB in Q2 2013 and has held it in 22 quarters since. The position peaked at $1.47M in Q4 2017. 262 funds tracked by Wall St. Rank hold PRLB as of Q1 2026.

  • Group One Trading held 500 shares of Protolabs worth $28.5K as of Q1 2026.
  • Group One Trading left its Protolabs share count unchanged in Q1 2026.
  • Protolabs made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #5711 holding.
  • Group One Trading first reported a position in Protolabs in Q2 2013 and has held it in 22 quarters since.
  • Group One Trading's Protolabs position peaked at $1.47M in Q4 2017.
  • 262 funds tracked by Wall St. Rank held Protolabs as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.