CCIA
MIR icon

Campbell & Co Investment Adviser’s Mirion Technologies MIR Stock Holding History

Campbell & Co Investment Adviser’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
-33,425
Closed -$485K – 1332
2025
Q1 		$485K Sell
33,425
-2,172
-6% -$34.1K 0.04% 689
2024
Q4 		$621K Buy
35,597
+23,067
+184% +$358K 0.05% 581
2024
Q3 		$139K Sell
12,530
-21,640
-63% -$228K 0.01% 1045
2024
Q2 		$367K Sell
34,170
-8,556
-20% -$90.9K 0.03% 764
2024
Q1 		$486K Buy
+42,726
New +$428K 0.04% 711
2023
Q4 		– Sell
-16,149
Closed -$121K – 1242
2023
Q3 		$121K Buy
+16,149
New +$127K 0.01% 889

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 $5.72T 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 $8.67B 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

Campbell & Co Investment Adviser's MIR Position: Q2 2025 in Review

Campbell & Co Investment Adviser sold out of Mirion Technologies (MIR) in Q2 2025, closing a stake of 33,425 shares — an estimated $485K sold.

Campbell & Co Investment Adviser first reported a position in MIR in Q3 2023 and held it in 6 quarters. The position peaked at $621K in Q4 2024. 301 funds tracked by Wall St. Rank hold MIR as of Q2 2025.

  • Campbell & Co Investment Adviser reported no remaining Mirion Technologies position as of Q2 2025 after selling out during the quarter.
  • Campbell & Co Investment Adviser sold 33,425 Mirion Technologies shares in Q2 2025, an estimated $485K.
  • Campbell & Co Investment Adviser first reported a position in Mirion Technologies in Q3 2023 and held it in 6 quarters.
  • Campbell & Co Investment Adviser's Mirion Technologies position peaked at $621K in Q4 2024.
  • 301 funds tracked by Wall St. Rank held Mirion Technologies as of Q2 2025.

Based on Campbell & Co Investment Adviser's 13F filing for Q2 2025, filed 7 Aug 2025.