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Fortitude Family Office’s Mirion Technologies MIR Stock Holding History

Fortitude Family Office’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 		$1.39K Buy
75
+19
+34% +$429 ﹤0.01% 1411
2025
Q4 		$1.31K Sell
56
-15
-21% -$374 ﹤0.01% 1352
2025
Q3 		$1.65K Buy
71
+19
+37% +$411 ﹤0.01% 1330
2025
Q2 		$1.12K Buy
+52
New +$896 ﹤0.01% 1458

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

Fortitude Family Office's MIR Position: Q1 2026 in Review

Fortitude Family Office increased its Mirion Technologies (MIR) stake by 34% in Q1 2026, buying an estimated $429 and bringing the position to 75 shares worth $1.39K. The position accounts for ﹤0.01% of the portfolio, ranked #1411.

Fortitude Family Office first reported a position in MIR in Q2 2025 and has held it in 4 quarters since. The position peaked at $1.65K in Q3 2025. 360 funds tracked by Wall St. Rank hold MIR as of Q1 2026.

  • Fortitude Family Office held 75 shares of Mirion Technologies worth $1.39K as of Q1 2026.
  • Fortitude Family Office bought 19 Mirion Technologies shares in Q1 2026, an estimated $429.
  • Mirion Technologies made up ﹤0.01% of Fortitude Family Office's portfolio in Q1 2026, its #1411 holding.
  • Fortitude Family Office first reported a position in Mirion Technologies in Q2 2025 and has held it in 4 quarters since.
  • Fortitude Family Office's Mirion Technologies position peaked at $1.65K in Q3 2025.
  • 360 funds tracked by Wall St. Rank held Mirion Technologies as of Q1 2026.

Based on Fortitude Family Office's 13F filing for Q1 2026, filed 16 Apr 2026.