First Manhattan
MIR icon

First Manhattan’s Mirion Technologies MIR Stock Holding History

First Manhattan’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
2025
Q2 		– Sell
-76,932
Closed -$1.12M – 713
2025
Q1 		$1.12M Sell
76,932
-43,225
-36% -$679K ﹤0.01% 378
2024
Q4 		$2.1M Sell
120,157
-1,586,360
-93% -$24.6M 0.01% 300
2024
Q3 		$18.9M Sell
1,706,517
-17,874
-1% -$188K 0.06% 107
2024
Q2 		$18.5M Sell
1,724,391
-35,983
-2% -$382K 0.06% 109
2024
Q1 		$20M Sell
1,760,374
-27,685
-2% -$277K 0.06% 103
2023
Q4 		$18.3M Sell
1,788,059
-291,340
-14% -$2.46M 0.06% 104
2023
Q3 		$15.5M Buy
2,079,399
+271,825
+15% +$2.14M 0.06% 117
2023
Q2 		$15.3M Sell
1,807,574
-10,440
-0.6% -$84.7K 0.06% 111
2023
Q1 		$15.5M Sell
1,818,014
-102,100
-5% -$810K 0.06% 110
2022
Q4 		$12.7M Sell
1,920,114
-192,620
-9% -$1.3M 0.05% 128
2022
Q3 		$15.8M Buy
2,112,734
+280,125
+15% +$1.97M 0.07% 109
2022
Q2 		$10.6M Buy
1,832,609
+317,224
+21% +$2.33M 0.04% 152
2022
Q1 		$12.2M Buy
1,515,385
+352,950
+30% +$3.04M 0.04% 156
2021
Q4 		$12.2M Buy
1,162,435
+1,132,795
+3,822% +$12.2M 0.04% 154
2021
Q3 		$302K Buy
+29,640
New +$299K ﹤0.01% 664

Other funds holding MIR

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BlackRock
BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
CLG
Cooperman Leon G $3.05B AUM 42.78% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Brown Advisory
Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return
MC
Maverick Capital Dallas, Texas $8.6B AUM 48.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return