Davidson Kempner Capital Management’s Mirion Technologies MIR Stock Holding History

Davidson Kempner 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
2026 Q2	$29M	Buy	1,619,998 +305,179	+23%	+$5.66M	0.35%	71
2026 Q1	$24.4M	Buy	1,314,819 +386,306	+42%	+$8.71M	0.29%	75
2025 Q4	$21.7M	Buy	928,513 +853,513	+1,138%	+$21.3M	0.25%	86
2025 Q3	$1.74M	Buy	+75,000	New	+$1.62M	0.02%	175
2021 Q4	–	Sell	-1,184,475	Closed	-$12.1M	–	586
2021 Q3	$12.1M	Buy	1,184,475 +119,434	+11%	+$1.21M	0.17%	110
2021 Q2	$11.1M	Buy	1,065,041 +393,471	+59%	+$4.05M	0.09%	145
2021 Q1	$7M	Buy	+671,570	New	+$7.89M	0.07%	169

Other funds holding MIR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

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 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

Davidson Kempner Capital Management's MIR Position: Q2 2026 in Review

Davidson Kempner Capital Management increased its Mirion Technologies (MIR) stake by 23% in Q2 2026, buying an estimated $5.66M and bringing the position to 1,619,998 shares worth $29M. The position accounts for 0.35% of the portfolio, ranked #71.

Davidson Kempner Capital Management first reported a position in MIR in Q1 2021 and has held it in 7 quarters since. 351 funds tracked by Wall St. Rank hold MIR as of Q2 2026.

Davidson Kempner Capital Management held 1,619,998 shares of Mirion Technologies worth $29M as of Q2 2026.
Davidson Kempner Capital Management bought 305,179 Mirion Technologies shares in Q2 2026, an estimated $5.66M.
Mirion Technologies made up 0.35% of Davidson Kempner Capital Management's portfolio in Q2 2026, its #71 holding.
Davidson Kempner Capital Management first reported a position in Mirion Technologies in Q1 2021 and has held it in 7 quarters since.
351 funds tracked by Wall St. Rank held Mirion Technologies as of Q2 2026.

Based on Davidson Kempner Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.