Susquehanna International Group
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Susquehanna International Group’s Mirion Technologies MIR Stock Holding History

Susquehanna International Group’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 		$807K Sell
43,400
-12,600
-23% -$284K ﹤0.01% 8452
2025
Q4 		$1.31M Sell
56,000
-213,200
-79% -$5.32M ﹤0.01% 6563
2025
Q3 		$6.26M Sell
269,200
-188,900
-41% -$4.08M ﹤0.01% 3732
2025
Q2 		$9.86M Buy
+458,100
New +$7.9M ﹤0.01% 2850
2025
Q1 		– Sell
-34,000
Closed -$593K – 13076
2024
Q4 		$593K Sell
34,000
-8,200
-19% -$127K ﹤0.01% 8254
2024
Q3 		$467K Buy
+42,200
New +$444K ﹤0.01% 8621
2024
Q2 		– Sell
-19,500
Closed -$222K – 12786
2024
Q1 		$222K Sell
19,500
-22,400
-53% -$224K ﹤0.01% 10390
2023
Q4 		$429K Buy
41,900
+29,600
+241% +$250K ﹤0.01% 9037
2023
Q3 		$91.9K Buy
+12,300
New +$96.9K ﹤0.01% 10991
2022
Q4 		– Sell
-14,400
Closed -$108K – 13182
2022
Q3 		$108K Sell
14,400
-3,300
-19% -$23.2K ﹤0.01% 11628
2022
Q2 		$102K Buy
17,700
+500
+3% +$3.68K ﹤0.01% 11460
2022
Q1 		$139K Sell
17,200
-28,200
-62% -$243K ﹤0.01% 11624
2021
Q4 		$475K Sell
45,400
-803,300
-95% -$8.62M ﹤0.01% 9349
2021
Q3 		$8.67M Sell
848,700
-77,800
-8% -$785K ﹤0.01% 3077
2021
Q2 		$9.64M Buy
926,500
+213,600
+30% +$2.2M ﹤0.01% 2973
2021
Q1 		$7.44M Buy
+712,900
New +$8.37M ﹤0.01% 3255

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

Susquehanna International Group's MIR Position: Q1 2026 in Review

Susquehanna International Group opened a new position in Mirion Technologies (MIR) in Q1 2026: 161,350 shares worth $3M. The stake represents ﹤0.01% of the portfolio and ranks #5266 among its holdings. This is a return to the name: Susquehanna International Group previously reported a position in MIR as recently as Q3 2025.

Susquehanna International Group first reported a position in MIR in Q4 2020 and has held it in 20 quarters since. The position peaked at $32.6M in Q1 2021. 361 funds tracked by Wall St. Rank hold MIR as of Q1 2026.

  • Susquehanna International Group held 161,350 shares of Mirion Technologies worth $3M as of Q1 2026.
  • Mirion Technologies was a new Susquehanna International Group position in Q1 2026.
  • Mirion Technologies made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #5266 holding.
  • Susquehanna International Group first reported a position in Mirion Technologies in Q4 2020 and has held it in 20 quarters since.
  • Susquehanna International Group's Mirion Technologies position peaked at $32.6M in Q1 2021.
  • 361 funds tracked by Wall St. Rank held Mirion Technologies as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.