HARBOR CAPITAL ADVISORS, INC.
Position in MEC — Mayville Engineering Company, Inc.
CIK 1039128
CHICAGO, IL
Position in MEC
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$1,072,292
+$932,552 QoQ
Shares Held
28,625
+267.7% QoQ
Ownership
0.112%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#80
of 154 holders
Holding Since
Jun 2024
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MEC Over Time
Shares Held
Position Value (USD)
Position in Metal Fabrication
Industrials · as of Jun 30, 2026HARBOR CAPITAL ADVISORS, INC. holds $4,940,467 across 7 Metal Fabrication names. MEC ranks #2 (21.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRS |
Carpenter Technology Corp
|
3,473 | $2,142,285 | |
| 2 | MEC |
Mayville Engineering Company, Inc.
This page
|
28,625 | $1,072,292 | |
| 3 | RYZ |
Ryerson Holding Corp
|
40,742 | $1,002,660 | |
| 4 | WOR |
Worthington Enterprises, Inc.
|
10,305 | $553,996 | |
| 5 | MLI |
Mueller Industries Inc
|
2,188 | $134,485 | |
| 6 | CMC |
COMMERCIAL METALS Co
|
471 | $29,555 | |
| 7 | IIIN |
Insteel Industries Inc
|
172 | $5,194 |
All Filings in MEC
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,072,292 | 28,625 | Shares | Sole | 2026-08-07 | |
| 2026-03-31 | $139,740 | 7,785 | Shares | Sole | 2026-04-28 | |
| 2024-12-31 | $1,295,532 | 82,413 | Shares | Sole | 2025-01-10 | |
| 2024-09-30 | $1,667,891 | 79,122 | Shares | Sole | 2024-10-29 | |
| 2024-06-30 | $587,498 | 35,264 | Shares | Sole | 2024-07-09 | |
| No filing history on record for this holder in this stock. | ||||||