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Aster Capital Management’s Mirion Technologies MIR Stock Holding History

Aster 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
Q1 		$69.7K Buy
+4,804
New +$108K 0.02% 384
2025
Q4 		– Sell
-8,070
Closed -$188K – 1296
2025
Q3 		$188K Buy
+8,070
New +$174K 0.09% 264
2025
Q1 		– Sell
-855
Closed -$14.9K – 1518
2024
Q4 		$14.9K Buy
+855
New +$13.3K 0.01% 683

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

Aster Capital Management's MIR Position: Q1 2026 in Review

Aster Capital Management opened a new position in Mirion Technologies (MIR) in Q1 2026: 4,804 shares worth $69.7K. The stake represents 0.02% of the portfolio and ranks #384 among its holdings. This is a return to the name: Aster Capital Management previously reported a position in MIR as recently as Q3 2025.

Aster Capital Management first reported a position in MIR in Q4 2024 and has held it in 3 quarters since. The position peaked at $188K in Q3 2025. 361 funds tracked by Wall St. Rank hold MIR as of Q1 2026.

  • Aster Capital Management held 4,804 shares of Mirion Technologies worth $69.7K as of Q1 2026.
  • Mirion Technologies was a new Aster Capital Management position in Q1 2026.
  • Mirion Technologies made up 0.02% of Aster Capital Management's portfolio in Q1 2026, its #384 holding.
  • Aster Capital Management first reported a position in Mirion Technologies in Q4 2024 and has held it in 3 quarters since.
  • Aster Capital Management's Mirion Technologies position peaked at $188K in Q3 2025.
  • 361 funds tracked by Wall St. Rank held Mirion Technologies as of Q1 2026.

Based on Aster Capital Management's 13F filing for Q1 2026, filed 13 May 2026.