Fund 1 Investments’s Mirion Technologies MIR Stock Holding History

Fund 1 Investments’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 Q4	–	Sell	-43,900	Closed	-$1.02M	–	60
2025 Q3	$1.02M	Buy	+43,900	New	+$949K	0.11%	53

Other funds holding MIR

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

CLG

Cooperman Leon G $3.05B AUM 42.78% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Fund 1 Investments's MIR Position: Q4 2025 in Review

Fund 1 Investments sold out of Mirion Technologies (MIR) in Q4 2025, closing a stake of 43,900 shares — an estimated $1.02M sold.

Fund 1 Investments first reported a position in MIR in Q3 2025 and held it in 1 quarter. The position peaked at $1.02M in Q3 2025. 365 funds tracked by Wall St. Rank hold MIR as of Q4 2025.

Fund 1 Investments reported no remaining Mirion Technologies position as of Q4 2025 after selling out during the quarter.
Fund 1 Investments sold 43,900 Mirion Technologies shares in Q4 2025, an estimated $1.02M.
Fund 1 Investments first reported a position in Mirion Technologies in Q3 2025 and held it in 1 quarter.
Fund 1 Investments's Mirion Technologies position peaked at $1.02M in Q3 2025.
365 funds tracked by Wall St. Rank held Mirion Technologies as of Q4 2025.

Based on Fund 1 Investments's 13F filing for Q4 2025, filed 17 Feb 2026.