Walleye Trading
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Walleye Trading’s Charles River Laboratories CRL Stock Holding History

Walleye Trading’s Portfolio CRL Stock Details CRL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$10.4M Buy
60,400
+59,700
+8,529% +$11.1M 0.02% 770
2025
Q4 		$140K Sell
700
-5,600
-89% -$1.02M ﹤0.01% 3573
2025
Q3 		$986K Buy
6,300
+5,300
+530% +$842K ﹤0.01% 2283
2025
Q2 		$152K Sell
1,000
-1,800
-64% -$240K ﹤0.01% 3395
2025
Q1 		$421K Sell
2,800
-400
-13% -$67.1K ﹤0.01% 2630
2024
Q4 		$591K Buy
3,200
+1,000
+45% +$193K ﹤0.01% 2511
2024
Q3 		$433K Sell
2,200
-600
-21% -$125K ﹤0.01% 2607
2024
Q2 		$578K Sell
2,800
-30,100
-91% -$6.82M ﹤0.01% 2408
2024
Q1 		$8.91M Buy
32,900
+700
+2% +$167K 0.02% 787
2023
Q4 		$7.61M Sell
32,200
-7,700
-19% -$1.51M 0.02% 946
2023
Q3 		$7.82M Buy
39,900
+21,200
+113% +$4.35M 0.02% 816
2023
Q2 		$3.93M Buy
18,700
+10,000
+115% +$1.99M 0.01% 1138
2023
Q1 		$1.76M Buy
8,700
+5,300
+156% +$1.2M ﹤0.01% 1780
2022
Q4 		$741K Buy
3,400
+3,000
+750% +$655K ﹤0.01% 2485
2022
Q3 		$79K Buy
+400
New +$86.4K ﹤0.01% 4129
2022
Q1 		– Sell
-700
Closed -$264K – 5406
2021
Q4 		$264K Hold
700
– – ﹤0.01% 3614
2021
Q3 		$289K Sell
700
-2,200
-76% -$914K ﹤0.01% 3489
2021
Q2 		$1.07M Buy
2,900
+400
+16% +$134K ﹤0.01% 2068
2021
Q1 		$725K Sell
2,500
-300
-11% -$83.4K ﹤0.01% 2247
2020
Q4 		$700K Buy
2,800
+1,100
+65% +$262K ﹤0.01% 2360
2020
Q3 		$385K Buy
1,700
+1,200
+240% +$249K ﹤0.01% 2473
2020
Q2 		$87K Buy
500
+200
+67% +$31.9K ﹤0.01% 3580
2020
Q1 		$38K Sell
300
-500
-63% -$75K ﹤0.01% 3496
2019
Q4 		$122K Buy
800
+500
+167% +$69.2K ﹤0.01% 3460
2019
Q3 		$40K Buy
300
+100
+50% +$13.4K ﹤0.01% 3630
2019
Q2 		$28K Buy
200
+100
+100% +$13.6K ﹤0.01% 3682
2019
Q1 		$15K Sell
100
-2,100
-95% -$276K ﹤0.01% 3943
2018
Q4 		$249K Sell
2,200
-3,400
-61% -$426K ﹤0.01% 3182
2018
Q3 		$753K Buy
+5,600
New +$691K ﹤0.01% 2420

Other funds holding CRL

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $59.7B AUM 29.08% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Walleye Trading's CRL Position: Q1 2026 in Review

Walleye Trading increased its Charles River Laboratories (CRL) stake by 3,286% in Q1 2026, buying an estimated $5.7M and bringing the position to 31,661 shares worth $5.46M. The position accounts for 0.01% of the portfolio, ranked #1099.

Walleye Trading first reported a position in CRL in Q3 2014 and has held it in 19 quarters since. 557 funds tracked by Wall St. Rank hold CRL as of Q1 2026.

  • Walleye Trading held 31,661 shares of Charles River Laboratories worth $5.46M as of Q1 2026.
  • Walleye Trading bought 30,726 Charles River Laboratories shares in Q1 2026, an estimated $5.7M.
  • Charles River Laboratories made up 0.01% of Walleye Trading's portfolio in Q1 2026, its #1099 holding.
  • Walleye Trading first reported a position in Charles River Laboratories in Q3 2014 and has held it in 19 quarters since.
  • 557 funds tracked by Wall St. Rank held Charles River Laboratories as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.