CIBC Bancorp USA
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CIBC Bancorp USA’s Mirion Technologies MIR Stock Holding History

CIBC Bancorp USA’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 		$350K Buy
24,747
+11,305
+84% +$179K ﹤0.01% 1585
2026
Q2 		$241K Buy
13,442
+907
+7% +$16.8K ﹤0.01% 1677
2026
Q1 		$233K Buy
+12,535
New +$283K ﹤0.01% 1539
2025
Q3 		$583K Buy
+25,060
New +$542K ﹤0.01% 808

Other funds holding MIR

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
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
Neuberger Berman Group
Neuberger Berman Group New York $148B AUM 31.56% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.32T AUM 44.66% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $765B AUM 28.39% 1-Year Est. Return

CIBC Bancorp USA's MIR Position: Q3 2026 in Review

CIBC Bancorp USA increased its Mirion Technologies (MIR) stake by 84% in Q3 2026, buying an estimated $179K and bringing the position to 24,747 shares worth $350K. The position accounts for ﹤0.01% of the portfolio, ranked #1585.

CIBC Bancorp USA first reported a position in MIR in Q3 2025 and has held it in 4 quarters since. The position peaked at $583K in Q3 2025. 271 funds tracked by Wall St. Rank hold MIR as of Q3 2026.

  • CIBC Bancorp USA held 24,747 shares of Mirion Technologies worth $350K as of Q3 2026.
  • CIBC Bancorp USA bought 11,305 Mirion Technologies shares in Q3 2026, an estimated $179K.
  • Mirion Technologies made up ﹤0.01% of CIBC Bancorp USA's portfolio in Q3 2026, its #1585 holding.
  • CIBC Bancorp USA first reported a position in Mirion Technologies in Q3 2025 and has held it in 4 quarters since.
  • CIBC Bancorp USA's Mirion Technologies position peaked at $583K in Q3 2025.
  • 271 funds tracked by Wall St. Rank held Mirion Technologies as of Q3 2026.

Based on CIBC Bancorp USA's 13F filing for Q3 2026, filed 13 Nov 2026.