AMERICAN CENTURY COMPANIES INC
Position in MEC — Mayville Engineering Company, Inc.
CIK 748054
KANSAS CITY, MO
Position in MEC
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$3,979,030
-$1,278,294 QoQ
Shares Held
221,673
-21.1% QoQ
Ownership
1.08%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2022
13 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MEC Over Time
Shares Held
Position Value (USD)
Position in Metal Fabrication
Industrials · as of Mar 31, 2026AMERICAN CENTURY COMPANIES INC holds $483,290,196 across 12 Metal Fabrication names. MEC ranks #9 (0.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ATI |
Ati Inc
|
1,069,282 | $155,537,759 | |
| 2 | CRS |
Carpenter Technology Corp
|
352,823 | $139,065,185 | |
| 3 | RYZ |
Ryerson Holding Corp
|
2,146,422 | $48,251,566 | |
| 4 | MLI |
Mueller Industries Inc
|
835,313 | $46,276,340 | |
| 5 | CMC |
COMMERCIAL METALS Co
|
664,964 | $40,848,738 | |
| 6 | WOR |
Worthington Enterprises, Inc.
|
666,726 | $34,763,093 | |
| 7 | IIIN |
Insteel Industries Inc
|
222,608 | $7,481,854 | |
| 8 | PRLB |
Proto Labs Inc
|
78,842 | $4,495,570 |
All Filings in MEC
Export CSV
13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $3,979,030 | 221,673 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $5,257,324 | 280,840 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $5,019,565 | 364,794 | Shares | Defined | 2025-11-12 | |
| 2025-06-30 | $4,899,432 | 306,982 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $3,386,226 | 252,139 | Shares | Defined | 2025-05-13 | |
| 2024-12-31 | $3,453,888 | 219,713 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $2,877,420 | 136,500 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $1,176,079 | 70,593 | Shares | Defined | 2024-08-07 | |
| 2024-03-31 | $1,226,862 | 85,615 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $1,316,459 | 91,294 | Shares | Defined | 2024-02-13 | |
| 2023-06-30 | $1,202,514 | 96,510 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $1,090,010 | 73,057 | Shares | Defined | 2023-05-11 | |
| 2022-12-31 | $306,182 | 24,185 | Shares | Defined | 2023-02-13 | |
| No filing history on record for this holder in this stock. | ||||||