Graham Capital Management’s Mirion Technologies MIR Stock Holding History

Graham Capital Management’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 Q3	–	Sell	-25,000	Closed	-$538K	–	1490
2025 Q2	$538K	Sell	25,000 -30,154	-55%	-$520K	0.01%	785
2025 Q1	$800K	Sell	55,154 -52,594	-49%	-$827K	0.01%	625
2024 Q4	$1.88M	Buy	+107,748	New	+$1.67M	0.03%	305
2022 Q2	–	Sell	-12,403	Closed	-$100K	–	1157
2022 Q1	$100K	Buy	+12,403	New	+$107K	﹤0.01%	862
2021 Q4	–	Sell	-986,116	Closed	-$10.1M	–	537
2021 Q3	$10.1M	Sell	986,116 -1,360,045	-58%	-$13.7M	0.51%	38
2021 Q2	$24.4M	Sell	2,346,161 -635,649	-21%	-$6.54M	1.28%	25
2021 Q1	$31.1M	Buy	+2,981,810	New	+$35M	1.38%	19

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

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

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

CLG

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

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

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

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

Massachusetts Financial Services Boston, Massachusetts $298B AUM 21.96% 1-Year Est. Return

Graham Capital Management's MIR Position: Q3 2025 in Review

Graham Capital Management sold out of Mirion Technologies (MIR) in Q3 2025, closing a stake of 25,000 shares — an estimated $538K sold.

Graham Capital Management first reported a position in MIR in Q1 2021 and held it in 7 quarters. The position peaked at $31.1M in Q1 2021. 341 funds tracked by Wall St. Rank hold MIR as of Q3 2025.

Graham Capital Management reported no remaining Mirion Technologies position as of Q3 2025 after selling out during the quarter.
Graham Capital Management sold 25,000 Mirion Technologies shares in Q3 2025, an estimated $538K.
Graham Capital Management first reported a position in Mirion Technologies in Q1 2021 and held it in 7 quarters.
Graham Capital Management's Mirion Technologies position peaked at $31.1M in Q1 2021.
341 funds tracked by Wall St. Rank held Mirion Technologies as of Q3 2025.

Based on Graham Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.