Janus Henderson Group PLC Mirion Technologies, Inc. Transaction History

Janus Henderson Group PLC

$194 Billion
Q2 2025

A detailed history of Janus Henderson Group PLC transactions in Mirion Technologies, Inc. stock. As of the latest transaction made, Janus Henderson Group PLC holds 7,988,396 shares of MIR stock, worth $232 Million. This represents 0.09% of its overall portfolio holdings.

Number of Shares

7,988,396

Previous 8,587,664 6.98%

Holding current value

$232 Million

Previous $125 Million 38.12%

% of portfolio

0.09%

Previous 0.07%

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$12.7 - $21.71 $7.61 Million - $13 Million	-599,268 Reduced 6.98%	7,988,396 $172 Million
Q1 2025 May 15, 2025	BUY	$13.51 - $18.28 $3.47 Million - $4.7 Million	257,169 Added 3.09%	8,587,664 $125 Million
Q4 2024 Feb 14, 2025	BUY	$10.94 - $18.65 $2.51 Million - $4.28 Million	229,718 Added 2.84%	8,330,495 $145 Million
Q3 2024 Nov 14, 2024	SELL	$9.45 - $11.78 $5.52 Million - $6.89 Million	-584,490 Reduced 6.73%	8,100,777 $89.7 Million
Q2 2024 Aug 14, 2024	SELL	$9.85 - $11.23 $7.07 Million - $8.06 Million	-717,847 Reduced 7.63%	8,685,267 $93.3 Million
Q1 2024 May 15, 2024	BUY	$9.33 - $11.39 $36,657 - $44,751	3,929 Added 0.04%	9,403,114 $107 Million
Q4 2023 Feb 14, 2024	BUY	$6.76 - $10.49 $4.54 Million - $7.04 Million	671,309 Added 7.69%	9,399,185 $96.3 Million
Q3 2023 Nov 14, 2023	SELL	$7.38 - $8.55 $7.21 Million - $8.35 Million	-976,433 Reduced 10.06%	8,727,876 $65.2 Million
Q2 2023 Aug 14, 2023	SELL	$7.44 - $8.51 $9.64 Million - $11 Million	-1,296,238 Reduced 11.78%	9,704,309 $82 Million
Q1 2023 May 15, 2023	SELL	$6.66 - $9.46 $4.63 Million - $6.58 Million	-695,747 Reduced 5.95%	11,000,547 $93.9 Million
Q4 2022 Feb 14, 2023	SELL	$5.7 - $8.2 $366,629 - $527,432	-64,321 Reduced 0.55%	11,696,294 $77.3 Million
Q3 2022 Jan 12, 2023	BUY	$1.56 - $8.06 $15.6 Million - $80.6 Million	10,000,000 Added 567.98%	11,760,615 $87.9 Million
Q3 2022 Nov 14, 2022	SELL	$1.56 - $8.06 $1.58 Million - $8.17 Million	-1,013,929 Reduced 36.54%	1,760,615 $13.2 Million
Q2 2022 Aug 15, 2022	BUY	$5.76 - $8.75 $113,420 - $172,296	19,691 Added 0.71%	2,774,544 $16 Million
Q1 2022 May 16, 2022	BUY	$7.58 - $10.71 $6.54 Million - $9.24 Million	862,819 Added 45.6%	2,754,853 $22.2 Million
Q4 2021 Feb 14, 2022	BUY	$9.84 - $11.76 $18.6 Million - $22.3 Million	1,892,034 New	1,892,034 $19.8 Million

Others Institutions Holding MIR

# of Institutions

339

Shares Held

204M

Call Options Held

2.44M

Put Options Held

1.66M

View Full List

About Mirion Technologies, Inc.

Ticker MIR
Exchange NYSE
Sector Industrials
Industry Specialty Industrial Machinery
Shares Outstandng 200,068,992
Market Cap $5.81B
Description
Mirion Technologies, Inc. provides radiation detection, measurement, analysis, and monitoring products and services in the United States, Canada, the United Kingdom, France, Germany, Finland, China, Belgium, Netherlands, Estonia, and Japan. It operates through two segments, Medical and Industrial. The medical segment offers radiation oncology qu...

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Janus Henderson Group PLC Mirion Technologies, Inc. Transaction History