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Tower Research Capital (TRC)’s Mirion Technologies MIR Stock Holding History

Tower Research Capital (TRC)’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
Q2 		$301K Buy
16,797
+637
+4% +$11.8K 0.01% 1380
2026
Q1 		$300K Buy
16,160
+8,590
+113% +$194K 0.01% 1298
2025
Q4 		$177K Buy
7,570
+1,828
+32% +$45.6K ﹤0.01% 1528
2025
Q3 		$134K Sell
5,742
-34,136
-86% -$738K ﹤0.01% 1785
2025
Q2 		$859K Buy
39,878
+34,292
+614% +$591K 0.02% 617
2025
Q1 		$81K Sell
5,586
-1,063
-16% -$16.7K ﹤0.01% 1888
2024
Q4 		$116K Buy
6,649
+4,120
+163% +$63.9K ﹤0.01% 2072
2024
Q3 		$28K Sell
2,529
-31,104
-92% -$327K ﹤0.01% 3045
2024
Q2 		$361K Buy
33,633
+31,678
+1,620% +$337K 0.01% 1602
2024
Q1 		$22.2K Sell
1,955
-50,838
-96% -$509K ﹤0.01% 2906
2023
Q4 		$541K Buy
52,793
+43,369
+460% +$366K 0.01% 1307
2023
Q3 		$70.4K Sell
9,424
-6,247
-40% -$49.2K ﹤0.01% 2256
2023
Q2 		$132K Buy
15,671
+12,724
+432% +$103K ﹤0.01% 1853
2023
Q1 		$25K Sell
2,947
-2,943
-50% -$23.3K ﹤0.01% 3209
2022
Q4 		$39K Buy
5,890
+2,087
+55% +$14.1K ﹤0.01% 2532
2022
Q3 		$28K Sell
3,803
-3,654
-49% -$25.7K ﹤0.01% 3660
2022
Q2 		$43K Buy
7,457
+3,464
+87% +$25.5K ﹤0.01% 3037
2022
Q1 		$32K Sell
3,993
-13,127
-77% -$113K ﹤0.01% 3087
2021
Q4 		$179K Buy
+17,120
New +$184K ﹤0.01% 1855
2021
Q3 		– Sell
-702
Closed -$7K – 6006
2021
Q2 		$7K Sell
702
-11,051
-94% -$114K ﹤0.01% 4559
2021
Q1 		$123K Buy
11,753
+11,653
+11,653% +$137K ﹤0.01% 2428
2020
Q4 		$1K Buy
+100
New +$1.03K ﹤0.01% 5011

Other funds holding MIR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
CLG
Cooperman Leon G $3.55B AUM 41.85% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

Tower Research Capital (TRC)'s MIR Position: Q2 2026 in Review

Tower Research Capital (TRC) increased its Mirion Technologies (MIR) stake by 3.9% in Q2 2026, buying an estimated $11.8K and bringing the position to 16,797 shares worth $301K. The position accounts for 0.01% of the portfolio, ranked #1380.

Tower Research Capital (TRC) first reported a position in MIR in Q4 2020 and has held it in 22 quarters since. The position peaked at $859K in Q2 2025. 351 funds tracked by Wall St. Rank hold MIR as of Q2 2026.

  • Tower Research Capital (TRC) held 16,797 shares of Mirion Technologies worth $301K as of Q2 2026.
  • Tower Research Capital (TRC) bought 637 Mirion Technologies shares in Q2 2026, an estimated $11.8K.
  • Mirion Technologies made up 0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #1380 holding.
  • Tower Research Capital (TRC) first reported a position in Mirion Technologies in Q4 2020 and has held it in 22 quarters since.
  • Tower Research Capital (TRC)'s Mirion Technologies position peaked at $859K in Q2 2025.
  • 351 funds tracked by Wall St. Rank held Mirion Technologies as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.