AMERICAN CENTURY COMPANIES INC
Position in MIR — Mirion Technologies, Inc.
CIK 748054
KANSAS CITY, MO
Position in MIR
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$56,950,001
+$6,147,956 QoQ
Shares Held
3,176,241
+16.2% QoQ
Ownership
1.28%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
#18
of 347 holders
Holding Since
Jun 2023
13 quarters on record
Voting authority
Sole 86%
Shared 14%
None 0%
Common Shares in MIR Over Time
Shares Held
Position Value (USD)
Position in Specialty Industrial Machinery
Industrials · as of Jun 30, 2026AMERICAN CENTURY COMPANIES INC holds $3,389,801,174 across 51 Specialty Industrial Machinery names. MIR ranks #17 (1.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | GEV |
GE Vernova Inc.
|
635,080 | $746,130,088 | |
| 2 | ETN |
Eaton Corp plc
|
757,649 | $322,849,391 | |
| 3 | AOS |
Smith A O Corp
|
4,726,410 | $296,440,435 | |
| 4 | CMI |
Cummins Inc
|
374,240 | $266,911,710 | |
| 5 | AME |
Ametek Inc/
|
996,400 | $241,069,016 | |
| 6 | ROK |
Rockwell Automation, Inc
|
342,575 | $169,602,031 | |
| 7 | PH |
Parker-Hannifin Corp
|
163,800 | $160,216,056 | |
| 8 | DCI |
DONALDSON Co INC
|
1,267,162 | $113,753,132 |
All Filings in MIR
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $56,950,001 | 3,176,241 | Shares | Defined | 2026-08-12 | |
| 2026-03-31 | $50,802,045 | 2,732,762 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $59,878,476 | 2,556,724 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $75,119,053 | 3,229,538 | Shares | Defined | 2025-11-12 | |
| 2025-06-30 | $72,628,268 | 3,373,352 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $49,775,803 | 3,432,814 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $41,618,825 | 2,385,033 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $42,205,437 | 3,812,596 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $42,343,212 | 3,942,571 | Shares | Defined | 2024-08-07 | |
| 2024-03-31 | $27,691,293 | 2,435,470 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $20,439,873 | 1,994,134 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $13,878,542 | 1,857,904 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $11,574,243 | 1,369,733 | Shares | Defined | 2023-08-14 | |
| No filing history on record for this holder in this stock. | ||||||