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Boothbay Fund Management’s Mirion Technologies MIR Stock Holding History

Boothbay Fund 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
Q1 		$2.67M Sell
143,658
-30,197
-17% -$681K 0.03% 511
2025
Q4 		$4.07M Buy
173,855
+144,903
+500% +$3.61M 0.06% 352
2025
Q3 		$673K Sell
28,952
-66,838
-70% -$1.44M 0.01% 1013
2025
Q2 		$2.06M Buy
+95,790
New +$1.65M 0.04% 498
2022
Q2 		– Sell
-25,574
Closed -$206K – 2504
2022
Q1 		$206K Buy
+25,574
New +$220K ﹤0.01% 1865

Other funds holding MIR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
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
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Boothbay Fund Management's MIR Position: Q1 2026 in Review

Boothbay Fund Management reduced its Mirion Technologies (MIR) stake by 17% in Q1 2026, selling an estimated $681K and leaving 143,658 shares worth $2.67M. The position accounts for 0.03% of the portfolio, ranked #511.

Boothbay Fund Management first reported a position in MIR in Q1 2022 and has held it in 5 quarters since. The position peaked at $4.07M in Q4 2025. 360 funds tracked by Wall St. Rank hold MIR as of Q1 2026.

  • Boothbay Fund Management held 143,658 shares of Mirion Technologies worth $2.67M as of Q1 2026.
  • Boothbay Fund Management sold 30,197 Mirion Technologies shares in Q1 2026, an estimated $681K.
  • Mirion Technologies made up 0.03% of Boothbay Fund Management's portfolio in Q1 2026, its #511 holding.
  • Boothbay Fund Management first reported a position in Mirion Technologies in Q1 2022 and has held it in 5 quarters since.
  • Boothbay Fund Management's Mirion Technologies position peaked at $4.07M in Q4 2025.
  • 360 funds tracked by Wall St. Rank held Mirion Technologies as of Q1 2026.

Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.