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Pier Capital’s Mirion Technologies MIR Stock Holding History

Pier Capital’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 		$12.5M Sell
696,047
-7,764
-1% -$144K 1.65% 10
2026
Q1 		$13.1M Sell
703,811
-13,581
-2% -$306K 2.16% 1
2025
Q4 		$16.8M Sell
717,392
-77,434
-10% -$1.93M 2.68% 1
2025
Q3 		$18.5M Sell
794,826
-76,202
-9% -$1.65M 2.89% 1
2025
Q2 		$18.8M Sell
871,028
-70,452
-7% -$1.21M 2.86% 1
2025
Q1 		$13.7M Buy
941,480
+283,523
+43% +$4.46M 2.29% 1
2024
Q4 		$11.5M Buy
+657,957
New +$10.2M 1.64% 5

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

Pier Capital's MIR Position: Q2 2026 in Review

Pier Capital reduced its Mirion Technologies (MIR) stake by 1.1% in Q2 2026, selling an estimated $144K and leaving 696,047 shares worth $12.5M. The position accounts for 1.65% of the portfolio, ranked #10.

Pier Capital first reported a position in MIR in Q4 2024 and has held it in 7 quarters since. The position peaked at $18.8M in Q2 2025. 351 funds tracked by Wall St. Rank hold MIR as of Q2 2026.

  • Pier Capital held 696,047 shares of Mirion Technologies worth $12.5M as of Q2 2026.
  • Pier Capital sold 7,764 Mirion Technologies shares in Q2 2026, an estimated $144K.
  • Mirion Technologies made up 1.65% of Pier Capital's portfolio in Q2 2026, its #10 holding.
  • Pier Capital first reported a position in Mirion Technologies in Q4 2024 and has held it in 7 quarters since.
  • Pier Capital's Mirion Technologies position peaked at $18.8M in Q2 2025.
  • 351 funds tracked by Wall St. Rank held Mirion Technologies as of Q2 2026.

Based on Pier Capital's 13F filing for Q2 2026, filed 5 Aug 2026.