Group One Trading
MIR icon

Group One Trading’s Mirion Technologies MIR Stock Holding History

Group One Trading’s Portfolio MIR Stock Details MIR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.5M Sell
80,800
-180,300
-69% -$4.07M ﹤0.01% 2340
2025
Q4 		$6.11M Sell
261,100
-8,700
-3% -$217K 0.01% 1307
2025
Q3 		$6.28M Sell
269,800
-60,100
-18% -$1.3M 0.01% 1288
2025
Q2 		$7.1M Buy
329,900
+162,500
+97% +$2.8M 0.02% 1052
2025
Q1 		$2.43M Buy
167,400
+43,000
+35% +$676K 0.01% 1653
2024
Q4 		$2.17M Buy
124,400
+83,600
+205% +$1.3M 0.01% 1837
2024
Q3 		$452K Buy
40,800
+10,000
+32% +$105K ﹤0.01% 2926
2024
Q2 		$331K Sell
30,800
-307,000
-91% -$3.26M ﹤0.01% 2943
2024
Q1 		$3.84M Sell
337,800
-257,100
-43% -$2.58M 0.01% 1007
2023
Q4 		$6.1M Buy
594,900
+148,800
+33% +$1.26M 0.02% 989
2023
Q3 		$3.33M Buy
446,100
+290,600
+187% +$2.29M 0.01% 1225
2023
Q2 		$1.31M Sell
155,500
-33,000
-18% -$268K ﹤0.01% 2095
2023
Q1 		$1.61M Sell
188,500
-323,800
-63% -$2.57M 0.01% 1717
2022
Q4 		$3.39M Buy
512,300
+88,400
+21% +$595K 0.01% 1410
2022
Q3 		$3.17M Sell
423,900
-24,900
-6% -$175K 0.01% 1536
2022
Q2 		$2.58M Sell
448,800
-238,200
-35% -$1.75M ﹤0.01% 1820
2022
Q1 		$5.54M Buy
687,000
+289,900
+73% +$2.5M 0.01% 1468
2021
Q4 		$4.16M Buy
397,100
+88,300
+29% +$948K ﹤0.01% 1876
2021
Q3 		$3.16M Sell
308,800
-166,000
-35% -$1.68M ﹤0.01% 2185
2021
Q2 		$4.94M Sell
474,800
-660,000
-58% -$6.79M 0.01% 1699
2021
Q1 		$11.8M Buy
+1,134,800
New +$13.3M 0.02% 830

Other funds holding MIR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
CLG
Cooperman Leon G $3.05B AUM 42.78% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Group One Trading's MIR Position: Q1 2025 in Review

Group One Trading sold out of Mirion Technologies (MIR) in Q1 2025, closing a stake of 43,240 shares — an estimated $680K sold.

Group One Trading first reported a position in MIR in Q1 2021 and held it in 9 quarters. The position peaked at $9.34M in Q2 2021. 231 funds tracked by Wall St. Rank hold MIR as of Q1 2025.

  • Group One Trading reported no remaining Mirion Technologies position as of Q1 2025 after selling out during the quarter.
  • Group One Trading sold 43,240 Mirion Technologies shares in Q1 2025, an estimated $680K.
  • Group One Trading first reported a position in Mirion Technologies in Q1 2021 and held it in 9 quarters.
  • Group One Trading's Mirion Technologies position peaked at $9.34M in Q2 2021.
  • 231 funds tracked by Wall St. Rank held Mirion Technologies as of Q1 2025.

Based on Group One Trading's 13F filing for Q1 2025, filed 14 May 2025.