Also trades as: MIR-WT (NYSE) · $vol 0M
MIR Institutional Ownership
Mirion Technologies, Inc.
1W: +0.7%
1M: +7.0%
3M: +5.3%
YTD: -35.6%
1Y: -38.1%
3Y: +119.0%
5Y: +49.6%
$15.41
+0.49 (+3.28%)
Weekly Expected Move ±7.4%
$13
$14
$15
$16
$17
Credit Risk of going bust: higher than 61% of companies Debt: 24.8% of company value Bonds: $125.0M held by 46 funds → details ▾
Of US companies ranked in the middle of the pack, about 1 in 580 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $0.49 (down 97%), Mirion Technologies, Inc. would be worth roughly what it owes.
Total debt $1.23B against a stock market value of $3.75B.
Distance to default 4.14 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $601.8M (short-term plus half of long-term), stock volatility 53.2%; Altman Z 1.73. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
If the stock fell to about $0.49 (down 97%), Mirion Technologies, Inc. would be worth roughly what it owes.
Total debt $1.23B against a stock market value of $3.75B.
Distance to default 4.14 (Merton model): prices to 2026-10-27, balance sheet 2026-06-30, debt counted $601.8M (short-term plus half of long-term), stock volatility 53.2%; Altman Z 1.73. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
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Institutional Ownership — MIR
419
Institutional Holders
-2 vs prior quarter
0.0%
Ownership
+0.00pp
$4B
Total Invested
58
New Positions
137
Increased
183
Reduced
67
Closed
0.40
Put/Call Ratio
Ownership Trends
Top Institutional Holders (471 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 38,262,307 | $590M | +404,610 | +1.1% | 8Q | SEC ↗ |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 18,179,850 | $280M | +274,128 | +1.5% | 2Q | SEC ↗ |
| 3 | T. Rowe Price Investment Management, I | 14,288,075 | $220M | -339,720 | -2.3% | 14Q | SEC ↗ |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 10,613,869 | $164M | +108,674 | +1.0% | 2Q | SEC ↗ |
| 5 | GOLDMAN SACHS GROUP INC | 10,406,605 | $160M | +3,056,937 | +41.6% | 15Q | SEC ↗ |
| 6 | STATE STREET CORP | 9,923,609 | $153M | +493,592 | +5.2% | 19Q | SEC ↗ |
| 7 | Alyeska Investment Group, L.P. | 9,534,955 | $147M | +6,833,375 | +252.9% | 19Q | SEC ↗ |
| 8 | COOPERMAN LEON G | 8,383,441 | $129M | — | +0.0% | 18Q | SEC ↗ |
| 9 | FMR LLC | 7,329,386 | $113M | +777,694 | +11.9% | 19Q | SEC ↗ |
| 10 | CONGRESS ASSET MANAGEMENT CO | 6,685,434 | $103M | +5,571,373 | +500.1% | 2Q | SEC ↗ |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 6,280,048 | $97M | +339,873 | +5.7% | 19Q | SEC ↗ |
| 12 | MAVERICK CAPITAL LTD | 5,245,039 | $81M | +2,595,160 | +97.9% | 2Q | SEC ↗ |
| 13 | DIMENSIONAL FUND ADVISORS LP | 4,859,755 | $75M | +165,467 | +3.5% | 13Q | SEC ↗ |
| 14 | Jupiter Topco LLC NEW | 4,114,766 | $63M | — | +0.0% | 1Q | SEC ↗ |
| 15 | JANUS HENDERSON GROUP PLC | 4,043,089 | $62M | -553,860 | -12.0% | 18Q | SEC ↗ |
| 16 | BAMCO INC /NY | 3,906,083 | $60M | +2,692,335 | +221.8% | 4Q | SEC ↗ |
| 17 | MORGAN STANLEY | 3,896,754 | $60M | +1,611,686 | +70.5% | 19Q | SEC ↗ |
| 18 | NEUBERGER BERMAN GROUP LLC | 3,199,539 | $49M | +2,343,150 | +273.6% | 3Q | SEC ↗ |
| 19 | AMERICAN CENTURY COMPANIES INC | 3,176,241 | $49M | +443,479 | +16.2% | 13Q | SEC ↗ |
| 20 | Invesco Ltd. | 2,769,589 | $43M | +475,339 | +20.7% | 18Q | SEC ↗ |
| 21 | UBS Group AG | 2,686,713 | $41M | -1,080,129 | -28.7% | 19Q | SEC ↗ |
| 22 | JPMORGAN CHASE & CO | 2,606,507 | $40M | -12,613 | -0.5% | 17Q | SEC ↗ |
| 23 | NORTHERN TRUST CORP | 2,586,059 | $40M | +219,822 | +9.3% | 19Q | SEC ↗ |
| 24 | Swedbank AB | 2,531,200 | $39M | -628,750 | -19.9% | 19Q | SEC ↗ |
| 25 | LOOMIS SAYLES & CO L P | 2,525,188 | $39M | -145,040 | -5.4% | 5Q | SEC ↗ |
| 26 | CHARLES SCHWAB INVESTMENT MANAGEMENT I | 2,447,222 | $38M | +169,977 | +7.5% | 15Q | SEC ↗ |
| 27 | Sixth Street Partners Management Compa NEW | 2,447,222 | $38M | — | +0.0% | 1Q | SEC ↗ |
| 28 | TCW GROUP INC | 2,255,645 | $35M | +17,219 | +0.8% | 3Q | SEC ↗ |
| 29 | Nuveen, LLC | 2,109,181 | $33M | +159,189 | +8.2% | 6Q | SEC ↗ |
| 30 | ROYAL BANK OF CANADA | 1,782,618 | $27M | -178,741 | -9.1% | 18Q | SEC ↗ |
| 31 | VANGUARD FIDUCIARY TRUST CO | 1,723,956 | $27M | +29,418 | +1.7% | 2Q | SEC ↗ |
| 32 | Stephens Investment Management Group L | 1,678,373 | $26M | +303,497 | +22.1% | 3Q | SEC ↗ |
| 33 | Chescapmanager LLC | 1,659,137 | $26M | — | +0.0% | 10Q | SEC ↗ |
| 34 | Davidson Kempner Capital Management LP | 1,619,998 | $25M | +305,179 | +23.2% | 4Q | SEC ↗ |
| 35 | SCHRODER INVESTMENT MANAGEMENT GROUP | 1,594,840 | $25M | +458,840 | +40.4% | 7Q | SEC ↗ |
| 36 | Select Equity Group, L.P. | 1,576,023 | $24M | +520,555 | +49.3% | 14Q | SEC ↗ |
| 37 | Troluce Capital Advisors LLC | 1,539,212 | $24M | +39,212 | +2.6% | 3Q | SEC ↗ |
| 38 | Rockefeller Capital Management L.P. | 1,466,144 | $23M | +73,420 | +5.3% | 6Q | SEC ↗ |
| 39 | TimesSquare Capital Management, LLC | 1,400,642 | $22M | +106,477 | +8.2% | 4Q | SEC ↗ |
| 40 | Bank of New York Mellon Corp | 1,381,674 | $21M | -3,155,058 | -69.5% | 19Q | SEC ↗ |
| 41 | EMERALD ADVISERS, LLC | 1,364,780 | $21M | -16,794 | -1.2% | 7Q | SEC ↗ |
| 42 | Conestoga Capital Advisors, LLC | 1,248,061 | $19M | -582,958 | -31.8% | 4Q | SEC ↗ |
| 43 | RAYMOND JAMES FINANCIAL INC | 1,196,716 | $18M | +121,064 | +11.3% | 7Q | SEC ↗ |
| 44 | PRINCIPAL FINANCIAL GROUP INC | 1,194,106 | $18M | -1,943 | -0.2% | 19Q | SEC ↗ |
| 45 | ROYAL LONDON ASSET MANAGEMENT LTD NEW | 1,176,241 | $18M | — | +0.0% | 1Q | SEC ↗ |
| 46 | BANK OF AMERICA CORP /DE | 1,158,094 | $18M | -197,204 | -14.6% | 15Q | SEC ↗ |
| 47 | SEGALL BRYANT & HAMILL, LLC | 1,131,124 | $17M | +19,250 | +1.7% | 9Q | SEC ↗ |
| 48 | WELLINGTON MANAGEMENT GROUP LLP | 1,098,987 | $17M | +261,175 | +31.2% | 3Q | SEC ↗ |
| 49 | Clearbridge Investments, LLC NEW | 1,096,729 | $17M | — | +0.0% | 1Q | SEC ↗ |
| 50 | AMERIPRISE FINANCIAL INC | 1,002,284 | $15M | -287,406 | -22.3% | 7Q | SEC ↗ |
Recent Activity
New Positions (20)
| Holder | Shares | Value |
|---|---|---|
| Jupiter Topco LLC | 4,114,766 | $63M |
| Sixth Street Partners Management Co | 2,447,222 | $38M |
| ROYAL LONDON ASSET MANAGEMENT LTD | 1,176,241 | $18M |
| Clearbridge Investments, LLC | 1,096,729 | $17M |
| ExodusPoint Capital Management, LP | 605,134 | $9M |
| NISSAY ASSET MANAGEMENT CORP /JAPAN | 599,278 | $9M |
| WCM INVESTMENT MANAGEMENT, LLC | 591,279 | $9M |
| HRT FINANCIAL LP | 339,916 | $5M |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 298,979 | $5M |
| B. Metzler seel. Sohn & Co. AG | 144,834 | $2M |
| Cambridge Investment Research Advis | 100,446 | $2M |
| O'Connor Alternative Investments LL | 82,400 | $1M |
| DIVERSIFY WEALTH MANAGEMENT, LLC | 78,781 | $1M |
| Diversify Advisory Services, LLC | 78,781 | $1M |
| Brevan Howard Capital Management LP | 72,392 | $1M |
| FOX RUN MANAGEMENT, L.L.C. | 63,660 | $981K |
| Caption Management, LLC | 40,000 | $616K |
| Concentric Capital Strategies, LP | 39,156 | $603K |
| Parallax Volatility Advisers, L.P. | 38,018 | $586K |
| OP Asset Management Ltd | 35,177 | $542K |
Sold Out (20)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| Hood River Capital Management LLC | 2,780,137 | $43M |
| Two Creeks Capital Management, LP | 2,449,059 | $38M |
| Driehaus Capital Management LLC | 2,299,122 | $35M |
| VAUGHAN NELSON INVESTMENT MANAGEMEN | 1,332,550 | $21M |
| BROWN ADVISORY INC | 1,300,073 | $20M |
| Daiwa Securities Group Inc. | 1,217,497 | $19M |
| ARROWSTREET CAPITAL, LIMITED PARTNE | 1,071,340 | $17M |
| Alta Park Capital, LP | 977,138 | $15M |
| LORD, ABBETT & CO. LLC | 937,044 | $14M |
| OBERWEIS ASSET MANAGEMENT INC | 744,267 | $11M |
| Artemis Investment Management LLP | 539,134 | $8M |
| SUMMIT PARTNERS PUBLIC ASSET MANAGE | 500,000 | $8M |
| Telemark Asset Management, LLC | 500,000 | $8M |
| ZACKS INVESTMENT MANAGEMENT | 388,877 | $6M |
| CASTLEARK MANAGEMENT LLC | 348,130 | $5M |
| Ghisallo Capital Management LLC | 250,000 | $4M |
| Munro Partners | 222,720 | $3M |
| Informed Momentum Co LLC | 193,324 | $3M |
| Lisanti Capital Growth, LLC | 156,740 | $2M |
| Aperture Investors, LLC | 151,685 | $2M |
Biggest Increases (20)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| Alyeska Investment Group, L.P. | +6,833,375 | +252.9% | 9,534,955 |
| CONGRESS ASSET MANAGEMENT CO | +5,571,373 | +500.1% | 6,685,434 |
| GOLDMAN SACHS GROUP INC | +3,056,937 | +41.6% | 10,406,605 |
| BAMCO INC /NY | +2,692,335 | +221.8% | 3,906,083 |
| MAVERICK CAPITAL LTD | +2,595,160 | +97.9% | 5,245,039 |
| NEUBERGER BERMAN GROUP LLC | +2,343,150 | +273.6% | 3,199,539 |
| MORGAN STANLEY | +1,611,686 | +70.5% | 3,896,754 |
| FMR LLC | +777,694 | +11.9% | 7,329,386 |
| Select Equity Group, L.P. | +520,555 | +49.3% | 1,576,023 |
| Point72 Asset Management, L.P. | +503,238 | +288.8% | 677,509 |
| STATE STREET CORP | +493,592 | +5.2% | 9,923,609 |
| OSAIC HOLDINGS, INC. | +485,442 | +262.3% | 670,489 |
| Invesco Ltd. | +475,339 | +20.7% | 2,769,589 |
| SCHRODER INVESTMENT MANAGEMENT GROU | +458,840 | +40.4% | 1,594,840 |
| AMERICAN CENTURY COMPANIES INC | +443,479 | +16.2% | 3,176,241 |
| BlackRock, Inc. | +404,610 | +1.1% | 38,262,307 |
| SEI INVESTMENTS CO | +391,116 | +85.3% | 849,475 |
| GEODE CAPITAL MANAGEMENT, LLC | +339,873 | +5.7% | 6,280,048 |
| Davidson Kempner Capital Management | +305,179 | +23.2% | 1,619,998 |
| Stephens Investment Management Grou | +303,497 | +22.1% | 1,678,373 |
Biggest Decreases (20)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| MILLENNIUM MANAGEMENT LLC | -4,115,060 | -80.6% | 991,741 |
| Bank of New York Mellon Corp | -3,155,058 | -69.5% | 1,381,674 |
| CITADEL ADVISORS LLC | -1,790,456 | -98.2% | 32,796 |
| ALLIANCEBERNSTEIN L.P. | -1,320,912 | -79.9% | 332,517 |
| FRANKLIN RESOURCES INC | -1,111,662 | -55.7% | 884,482 |
| VOYA INVESTMENT MANAGEMENT LLC | -1,089,198 | -93.2% | 79,030 |
| UBS Group AG | -1,080,129 | -28.7% | 2,686,713 |
| MASSACHUSETTS FINANCIAL SERVICES CO | -828,274 | -52.1% | 760,985 |
| FRED ALGER MANAGEMENT, LLC | -753,523 | -82.8% | 156,083 |
| BNP PARIBAS FINANCIAL MARKETS | -660,463 | -59.4% | 450,934 |
| Swedbank AB | -628,750 | -19.9% | 2,531,200 |
| Conestoga Capital Advisors, LLC | -582,958 | -31.8% | 1,248,061 |
| NOMURA ASSET MANAGEMENT INTERNATION | -561,870 | -77.3% | 165,408 |
| JANUS HENDERSON GROUP PLC | -553,860 | -12.0% | 4,043,089 |
| Ensign Peak Advisors, Inc | -515,378 | -81.6% | 116,040 |
| CITIGROUP INC | -449,328 | -42.9% | 598,776 |
| T. Rowe Price Investment Management | -339,720 | -2.3% | 14,288,075 |
| AMERIPRISE FINANCIAL INC | -287,406 | -22.3% | 1,002,284 |
| SCHWARTZ INVESTMENT COUNSEL INC | -280,390 | -32.8% | 573,910 |
| Allspring Global Investments Holdin | -212,240 | -20.0% | 846,790 |