Covestor
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Covestor’s Mirion Technologies MIR Stock Holding History

Covestor’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
Q3 		$52K Buy
3,701
+1,444
+64% +$22.8K 0.03% 717
2026
Q2 		$40K Buy
2,257
+1,986
+733% +$36.8K 0.02% 910
2026
Q1 		$5K Buy
271
+240
+774% +$5.41K ﹤0.01% 1808
2025
Q4 		$1K Buy
31
+18
+138% +$449 ﹤0.01% 2114
2025
Q3 		$0 Sell
13
-10,311
-100% -$223K ﹤0.01% 2558
2025
Q2 		$222K Buy
10,324
+10,311
+79,315% +$178K 0.13% 143
2025
Q1 		$0 Hold
13
– – ﹤0.01% 2524
2024
Q4 		$0 Hold
13
– – ﹤0.01% 2535
2024
Q3 		$0 Hold
13
– – ﹤0.01% 2526
2024
Q2 		$0 Sell
13
-1
-7% -$11 ﹤0.01% 2542
2024
Q1 		$0 Sell
14
-1
-7% -$10 ﹤0.01% 2538
2023
Q4 		$0 Sell
15
-1
-6% -$8 ﹤0.01% 2479
2023
Q3 		$0 Sell
16
-2
-11% -$16 ﹤0.01% 2460
2023
Q2 		$0 Sell
18
-1
-5% -$8 ﹤0.01% 2442
2023
Q1 		$0 Hold
19
– – ﹤0.01% 2358
2022
Q4 		$0 Sell
19
-1
-5% -$7 ﹤0.01% 2379
2022
Q3 		$0 Buy
+20
New +$141 ﹤0.01% 2351

Other funds holding MIR

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Congress Asset Management
Congress Asset Management Boston, Massachusetts $15.4B AUM 30.39% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $118B AUM 40.52% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.8B AUM 33.92% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $608B AUM 32.77% 1-Year Est. Return
TimesSquare Capital Management
TimesSquare Capital Management New York $6.12B AUM 30.01% 1-Year Est. Return
Principal Financial Group
Principal Financial Group Des Moines, Iowa $195B AUM 21.17% 1-Year Est. Return
Conestoga Capital Advisors
Conestoga Capital Advisors Wayne, Pennsylvania $3.31B AUM 6.07% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return

Covestor's MIR Position: Q3 2026 in Review

Covestor increased its Mirion Technologies (MIR) stake by 64% in Q3 2026, buying an estimated $22.8K and bringing the position to 3,701 shares worth $52K. The position accounts for 0.03% of the portfolio, ranked #717.

Covestor first reported a position in MIR in Q3 2022 and has held it in 17 quarters since. The position peaked at $222K in Q2 2025. 156 funds tracked by Wall St. Rank hold MIR as of Q3 2026.

  • Covestor held 3,701 shares of Mirion Technologies worth $52K as of Q3 2026.
  • Covestor bought 1,444 Mirion Technologies shares in Q3 2026, an estimated $22.8K.
  • Mirion Technologies made up 0.03% of Covestor's portfolio in Q3 2026, its #717 holding.
  • Covestor first reported a position in Mirion Technologies in Q3 2022 and has held it in 17 quarters since.
  • Covestor's Mirion Technologies position peaked at $222K in Q2 2025.
  • 156 funds tracked by Wall St. Rank held Mirion Technologies as of Q3 2026.

Based on Covestor's 13F filing for Q3 2026, filed 30 Oct 2026.