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Marietta Investment Partners’s Mirion Technologies MIR Stock Holding History

Marietta Investment Partners’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 		– Sell
-14,833
Closed -$276K – 173
2026
Q1 		$276K Sell
14,833
-5,120
-26% -$115K 0.06% 142
2025
Q4 		$467K Buy
+19,953
New +$498K 0.09% 123

Other funds holding MIR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
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
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
CLG
Cooperman Leon G $3.55B AUM 41.85% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return

Marietta Investment Partners's MIR Position: Q2 2026 in Review

Marietta Investment Partners sold out of Mirion Technologies (MIR) in Q2 2026, closing a stake of 14,833 shares — an estimated $276K sold.

Marietta Investment Partners first reported a position in MIR in Q4 2025 and held it in 2 quarters. The position peaked at $467K in Q4 2025. 294 funds tracked by Wall St. Rank hold MIR as of Q2 2026.

  • Marietta Investment Partners reported no remaining Mirion Technologies position as of Q2 2026 after selling out during the quarter.
  • Marietta Investment Partners sold 14,833 Mirion Technologies shares in Q2 2026, an estimated $276K.
  • Marietta Investment Partners first reported a position in Mirion Technologies in Q4 2025 and held it in 2 quarters.
  • Marietta Investment Partners's Mirion Technologies position peaked at $467K in Q4 2025.
  • 294 funds tracked by Wall St. Rank held Mirion Technologies as of Q2 2026.

Based on Marietta Investment Partners's 13F filing for Q2 2026, filed 12 Aug 2026.