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Headlands Technologies’s Mirion Technologies MIR Stock Holding History

Headlands Technologies’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 		– Sell
-20,964
Closed -$491K – 875
2025
Q4 		$491K Buy
+20,964
New +$523K 0.04% 399

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

Headlands Technologies's MIR Position: Q1 2026 in Review

Headlands Technologies sold out of Mirion Technologies (MIR) in Q1 2026, closing a stake of 20,964 shares — an estimated $491K sold.

Headlands Technologies first reported a position in MIR in Q4 2025 and held it in 1 quarter. The position peaked at $491K in Q4 2025. 361 funds tracked by Wall St. Rank hold MIR as of Q1 2026.

  • Headlands Technologies reported no remaining Mirion Technologies position as of Q1 2026 after selling out during the quarter.
  • Headlands Technologies sold 20,964 Mirion Technologies shares in Q1 2026, an estimated $491K.
  • Headlands Technologies first reported a position in Mirion Technologies in Q4 2025 and held it in 1 quarter.
  • Headlands Technologies's Mirion Technologies position peaked at $491K in Q4 2025.
  • 361 funds tracked by Wall St. Rank held Mirion Technologies as of Q1 2026.

Based on Headlands Technologies's 13F filing for Q1 2026, filed 13 May 2026.