Security record · archived quarter
MIR
Mirion Technologies, Inc. · Industrials · Industrial - Machinery
115Tracked holders
+1Δ holders
179.63MShares held
$4.21BReported value
+4New positions
−2Exits
Momentum inputs (comparable managers):
holder breadth +0.9% ·
share flow +2.1% ·
net new positions +1.7%
· formula
Broad accumulation: rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 2 | 0 | 22.00K | $356,688 | n/a | n/a |
| Q2 2026 | 113 | -1 | 168.24M | $3.01B | +7 | −9 |
| Q1 2026 | 118 | +2 | 167.83M | $3.12B | +9 | −8 |
| Q4 2025 | 115 | +1 | 179.63M | $4.21B | +4 | −2 |
| Q3 2025 | 16 | -3 | 103.12M | $2.40B | n/a | −3 |
| Q2 2025 | 16 | +2 | 59.41M | $1.28B | +3 | −1 |
| Q1 2025 | 11 | -3 | 18.78M | $272.38M | +1 | −4 |
| Q4 2024 | 14 | +3 | 19.46M | $339.68M | +4 | −1 |
| Q3 2024 | 10 | +3 | 10.67M | $118.13M | +3 | n/a |
| Q2 2024 | 7 | n/a | 9.18M | $98.62M | n/a | n/a |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | BlackRock ✦ (passive) | 38.20M | +4.9% | $894.64M | 0.0% | ▲ Add | 3 | SEC ↗ ×15 |
| 2 | The Vanguard Group ✦ (passive) | 30.35M | -0.2% | $710.71M | 0.0% | ▼ Trim | 3 | SEC ↗ ×5 |
| 3 | State Street Global Advisors ✦ (passive) | 9.20M | +4.3% | $215.44M | 0.0% | ▲ Add | 5 | SEC ↗ |
| 4 | Fidelity (FMR) ✦ | 8.41M | -7.3% | $197.06M | 0.0% | ▼ Trim | 3 | SEC ↗ ×4 |
| 5 | Geode Capital Management ✦ (passive) | 5.79M | +2.8% | $135.55M | 0.0% | ▲ Add | 7 | SEC ↗ ×2 |
| 6 | Goldman Sachs Group ✦ | 5.25M | +3.8% | $122.92M | 0.0% | ▲ Add | 2 | SEC ↗ ×5 |
| 7 | UBS Group AG | 4.85M | n/a | $113.65M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 8 | Janus Henderson Group Plc | 4.60M | n/a | $107.66M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 9 | Dimensional Fund Advisors Lp | 4.10M | n/a | $96.09M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 10 | Massachusetts Financial Services Co… | 3.66M | n/a | $85.80M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 11 | Swedbank AB | 3.40M | n/a | $79.59M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 12 | Invesco Ltd. | 3.10M | n/a | $72.63M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 13 | Bank of New York Mellon Corp | 3.08M | n/a | $72.06M | 0.0% | n/c | 1 | SEC ↗ ×14 |
| 14 | Loomis Sayles & Co L P | 2.85M | n/a | $66.64M | 0.1% | n/c | 1 | SEC ↗ ×2 |
| 15 | American Century Companies Inc | 2.56M | n/a | $59.88M | 0.0% | n/c | 1 | SEC ↗ |
| 16 | Charles Schwab Investment… | 2.34M | n/a | $54.90M | 0.0% | n/c | 1 | SEC ↗ |
| 17 | Ameriprise Financial Inc | 2.34M | n/a | $54.72M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 18 | Northern Trust Corp | 2.33M | n/a | $54.60M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 19 | Royal Bank Of Canada | 2.15M | n/a | $50.31M | 0.0% | n/c | 1 | SEC ↗ ×7 |
| 20 | Morgan Stanley ✦ | 2.10M | +59.6% | $49.11M | 0.0% | ▲ Add | 2 | SEC ↗ ×13 |
| 21 | Nuveen, LLC | 2.01M | n/a | $47.14M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 22 | Franklin Resources Inc | 1.88M | n/a | $43.96M | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 23 | Principal Financial Group Inc | 1.71M | n/a | $39.99M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 24 | JPMorgan Chase ✦ | 1.67M | +250.3% | $39.11M | 0.0% | ▲ Add | 2 | SEC ↗ ×4 |
| 25 | Citadel Advisors ✦ | 1.62M | +753.8% | $37.96M | 0.0% | ▲ Add | 6 | SEC ↗ ×2 |
| 26 | Brown Advisory Inc | 1.61M | n/a | $37.78M | 0.1% | n/c | 1 | SEC ↗ ×4 |
| 27 | Raymond James Financial Inc | 1.53M | n/a | $36.26M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 28 | Alyeska Investment Group, L.P. | 1.53M | n/a | $35.86M | 0.1% | n/c | 1 | SEC ↗ |
| 29 | Bank Of America Corp /De/ | 1.36M | n/a | $31.82M | 0.0% | n/c | 1 | SEC ↗ ×6 |
| 30 | Rockefeller Capital Management L.P. | 1.14M | n/a | $26.68M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 31 | Arrowstreet Capital ✦ | 1.07M | -46.5% | $25.09M | 0.0% | ▼ Trim | 6 | SEC ↗ |
| 32 | Allspring Global Investments… | 1.03M | n/a | $24.55M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 33 | Jennison Associates Llc | 992.58K | n/a | $23.25M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 34 | Bnp Paribas Financial Markets | 904.23K | n/a | $21.18M | 0.0% | n/c | 1 | SEC ↗ |
| 35 | Voya Investment Management Llc | 879.85K | n/a | $20.61M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 36 | Wells Fargo & Company/Mn | 870.26K | n/a | $20.38M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 37 | Nomura Asset Management… | 854.75K | n/a | $20.02M | 0.0% | n/c | 1 | SEC ↗ |
| 38 | Federated Hermes, Inc. | 848.57K | n/a | $19.87M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 39 | T. Rowe Price ✦ | 834.33K | 0.0% | $19.54M | 0.0% | Held | 7 | SEC ↗ ×2 |
| 40 | Nomura Holdings Inc | 760.73K | n/a | $17.82M | 0.1% | n/c | 1 | SEC ↗ |
| 41 | Bamco Inc /Ny/ | 650.00K | n/a | $15.22M | 0.0% | n/c | 1 | SEC ↗ |
| 42 | Ensign Peak Advisors, Inc | 649.77K | n/a | $15.22M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | D. E. Shaw & Co. ✦ | 629.17K | -49.2% | $14.74M | 0.0% | ▼ Trim | 5 | SEC ↗ ×2 |
| 44 | Rhumbline Advisers | 619.28K | n/a | $14.50M | 0.0% | n/c | 1 | SEC ↗ |
| 45 | Legal & General Group Plc | 609.89K | n/a | $14.28M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 46 | Deutsche Bank Ag\ | 578.41K | n/a | $13.55M | 0.0% | n/c | 1 | SEC ↗ ×4 |
| 47 | Neuberger Berman Group LLC | 567.67K | n/a | $13.29M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 48 | GAMCO Investors ✦ | 541.93K | +2.9% | $12.69M | 0.1% | ▲ Add | 7 | SEC ↗ |
| 49 | Bridgewater Associates ✦ | 489.93K | New | $11.47M | 0.0% | New | 1 | SEC ↗ |
| 50 | Swiss National Bank | 464.20K | n/a | $10.87M | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Sei Investments Co | 456.51K | n/a | $10.69M | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 52 | UBS AM, a distinct business unit of… | 443.83K | n/a | $10.39M | 0.0% | n/c | 1 | SEC ↗ ×9 |
| 53 | Victory Capital Management Inc | 405.89K | n/a | $9.51M | 0.0% | n/c | 1 | SEC ↗ |
| 54 | Tidal Investments LLC | 403.04K | n/a | $9.44M | 0.0% | n/c | 1 | SEC ↗ |
| 55 | Bank Of Nova Scotia | 391.01K | n/a | $9.16M | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Citigroup Inc | 377.91K | n/a | $8.85M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 57 | Barclays Plc | 374.01K | n/a | $8.76M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 58 | First Trust Advisors Lp | 348.10K | n/a | $8.15M | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Td Asset Management Inc | 348.07K | n/a | $8.15M | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Universal- Beteiligungs- und… | 325.77K | n/a | $7.63M | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Alliancebernstein L.P. | 320.50K | n/a | $7.51M | 0.0% | n/c | 1 | SEC ↗ |
| 62 | AQR Capital Management ✦ | 277.72K | -5.0% | $6.50M | 0.0% | ▼ Trim | 5 | SEC ↗ ×6 |
| 63 | Wellington Management ✦ | 248.78K | New | $5.83M | 0.0% | New | 1 | SEC ↗ |
| 64 | Envestnet Asset Management Inc | 247.78K | n/a | $5.80M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | Prudential Financial Inc | 231.28K | n/a | $5.42M | 0.0% | n/c | 1 | SEC ↗ |
| 66 | State Of Wisconsin Investment Board | 226.53K | n/a | $5.31M | 0.0% | n/c | 1 | SEC ↗ |
| 67 | California State Teachers… | 224.34K | n/a | $5.25M | 0.0% | n/c | 1 | SEC ↗ |
| 68 | New York State Common Retirement… | 175.68K | n/a | $4.11M | 0.0% | n/c | 1 | SEC ↗ |
| 69 | Creative Planning | 153.74K | n/a | $3.60M | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Lazard Asset Management Llc | 143.06K | n/a | $3.35M | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Hrt Financial Lp | 138.18K | n/a | $3.24M | 0.0% | n/c | 1 | SEC ↗ |
| 72 | TD Waterhouse Canada Inc. | 117.97K | n/a | $2.76M | 0.0% | n/c | 1 | SEC ↗ |
| 73 | LPL Financial LLC | 115.72K | n/a | $2.71M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | Manufacturers Life Insurance… | 115.54K | n/a | $2.71M | 0.0% | n/c | 1 | SEC ↗ |
| 75 | MIRAE ASSET GLOBAL ETFS HOLDINGS… | 111.38K | n/a | $2.61M | 0.0% | n/c | 1 | SEC ↗ |
| 76 | Credit Agricole S A | 103.18K | n/a | $2.42M | 0.0% | n/c | 1 | SEC ↗ |
| 77 | FIL Ltd | 100.00K | n/a | $2.34M | 0.0% | n/c | 1 | SEC ↗ |
| 78 | Gotham Asset Management ✦ | 93.04K | New | $2.18M | 0.0% | New | 1 | SEC ↗ |
| 79 | Norges Bank ✦ (passive) | 92.11K | New | $2.16M | 0.0% | New | 1 | SEC ↗ |
| 80 | Zurcher Kantonalbank (Zurich… | 83.77K | n/a | $1.96M | 0.0% | n/c | 1 | SEC ↗ |
| 81 | Pacer Advisors, Inc. | 80.13K | n/a | $1.88M | 0.0% | n/c | 1 | SEC ↗ |
| 82 | Capstone Investment Advisors, Llc | 75.70K | n/a | $1.77M | 0.0% | n/c | 1 | SEC ↗ |
| 83 | Connor, Clark & Lunn Investment… | 70.92K | n/a | $1.66M | 0.0% | n/c | 1 | SEC ↗ |
| 84 | Mariner, LLC | 62.50K | n/a | $1.46M | 0.0% | n/c | 1 | SEC ↗ |
| 85 | Stifel Financial Corp | 59.08K | n/a | $1.38M | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 86 | State Board Of Administration Of… | 57.21K | n/a | $1.34M | 0.0% | n/c | 1 | SEC ↗ |
| 87 | 1832 Asset Management L.P. | 50.00K | n/a | $1.17M | 0.0% | n/c | 1 | SEC ↗ |
| 88 | Daiwa Securities Group Inc. | 47.00K | n/a | $1.10M | 0.0% | n/c | 1 | SEC ↗ |
| 89 | ProShare Advisors LLC | 46.73K | n/a | $1.09M | 0.0% | n/c | 1 | SEC ↗ |
| 90 | Truist Financial Corp | 33.86K | n/a | $792,908 | 0.0% | n/c | 1 | SEC ↗ ×2 |
| 91 | Pictet Asset Management Holding SA | 33.39K | n/a | $782,041 | 0.0% | n/c | 1 | SEC ↗ |
| 92 | Captrust Financial Advisors | 25.23K | n/a | $590,933 | 0.0% | n/c | 1 | SEC ↗ |
| 93 | Russell Investments Group, Ltd. | 22.08K | n/a | $517,113 | 0.0% | n/c | 1 | SEC ↗ ×3 |
| 94 | Cetera Investment Advisers | 19.71K | n/a | $461,538 | 0.0% | n/c | 1 | SEC ↗ |
| 95 | Wealth Enhancement Advisory… | 17.86K | n/a | $449,996 | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Pnc Financial Services Group, Inc. | 18.26K | n/a | $427,742 | 0.0% | n/c | 1 | SEC ↗ ×5 |
| 97 | Toronto Dominion Bank | 17.75K | n/a | $415,611 | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Cwm, Llc | 17.14K | n/a | $401,000 | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Mml Investors Services, Llc | 16.60K | n/a | $388,866 | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Bank Of Montreal /Can/ | 15.82K | n/a | $370,528 | 0.0% | n/c | 1 | SEC ↗ ×3 |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| Bridgewater Associates | $11.47M | 0.0% |
| Wellington Management | $5.83M | 0.0% |
| Gotham Asset Management | $2.18M | 0.0% |
| Norges Bank | $2.16M | 0.0% |
Exited
| Millennium Management | $12.12M | was 0.0% |
| Two Sigma Investments | $6.94M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 358 holders, 250.83M shares, $4.35B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
Get this via the API