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
2023
Q4 		– Sell
-2,500
Closed -$66K – 8033
2023
Q3 		$66K Buy
2,500
+2,400
+2,400% +$72.5K ﹤0.01% 4845
2023
Q2 		$3.5K Buy
+100
New +$3.19K ﹤0.01% 6877
2022
Q4 		– Sell
-400
Closed -$15K – 7914
2022
Q3 		$15K Hold
400
– – ﹤0.01% 6264
2022
Q2 		$19K Buy
400
+100
+33% +$4.64K ﹤0.01% 6334
2022
Q1 		$16K Sell
300
-1,000
-77% -$52.6K ﹤0.01% 6914
2021
Q4 		$67K Sell
1,300
-5,000
-79% -$295K ﹤0.01% 6092
2021
Q3 		$420K Sell
6,300
-400
-6% -$31.2K ﹤0.01% 4395
2021
Q2 		$615K Sell
6,700
-44,100
-87% -$4.34M ﹤0.01% 3986
2021
Q1 		$6.18M Buy
50,800
+50,700
+50,700% +$8.43M 0.01% 1332
2020
Q4 		$15K Hold
100
– – ﹤0.01% 5646
2020
Q3 		$13K Buy
+100
New +$13.1K ﹤0.01% 5320
2020
Q1 		– Sell
-4,400
Closed -$447K – 5642
2019
Q4 		$447K Buy
4,400
+2,400
+120% +$238K ﹤0.01% 2515
2019
Q3 		$204K Buy
+2,000
New +$204K ﹤0.01% 3057
2019
Q1 		– Sell
-1,600
Closed -$180K – 5253
2018
Q4 		$180K Sell
1,600
-6,000
-79% -$740K ﹤0.01% 2762
2018
Q3 		$1.23M Buy
7,600
+1,600
+27% +$226K 0.01% 1532
2018
Q2 		$714K Buy
+6,000
New +$735K 0.01% 2006
2018
Q1 		– Sell
-10,000
Closed -$1.03M – 5212
2017
Q4 		$1.03M Buy
10,000
+5,800
+138% +$520K 0.01% 1678
2017
Q3 		$337K Sell
4,200
-6,700
-61% -$484K ﹤0.01% 2375
2017
Q2 		$733K Sell
10,900
-400
-4% -$24.2K 0.01% 1691
2017
Q1 		$577K Buy
11,300
+9,200
+438% +$487K 0.01% 1754
2016
Q4 		$108K Sell
2,100
-6,300
-75% -$330K ﹤0.01% 2800
2016
Q3 		$503K Sell
8,400
-18,900
-69% -$1.09M 0.01% 1814
2016
Q2 		$1.57M Buy
27,300
+5,100
+23% +$340K 0.02% 954
2016
Q1 		$1.71M Sell
22,200
-12,200
-35% -$788K 0.02% 864
2015
Q4 		$2.19M Buy
34,400
+7,800
+29% +$503K 0.03% 797
2015
Q3 		$1.78M Buy
26,600
+19,700
+286% +$1.4M 0.02% 862
2015
Q2 		$466K Sell
6,900
-3,800
-36% -$268K 0.01% 1837
2015
Q1 		$749K Buy
10,700
+6,400
+149% +$433K 0.01% 1298
2014
Q4 		$289K Sell
4,300
-500
-10% -$32.9K ﹤0.01% 1993
2014
Q3 		$331K Buy
4,800
+3,600
+300% +$282K 0.01% 1946
2014
Q2 		$98K Buy
1,200
+800
+200% +$54.2K ﹤0.01% 3011
2014
Q1 		$27K Buy
400
+100
+33% +$7.44K ﹤0.01% 4057
2013
Q4 		$21K Sell
300
-5,800
-95% -$450K ﹤0.01% 4210
2013
Q3 		$466K Buy
6,100
+800
+15% +$55.4K 0.01% 1668
2013
Q2 		$344K Buy
+5,300
New +$285K 0.01% 1664

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.