TWO SIGMA INVESTMENTS, LP
Position in MEC — Mayville Engineering Company, Inc.
CIK 1179392
NEW YORK, NY
Position in MEC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$7,451,243
+$6,828,235 QoQ
Shares Held
198,912
+473.1% QoQ
Ownership
0.780%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#31
of 154 holders
Holding Since
Sep 2022
8 quarters on record
Voting authority
Sole 99%
Shared 0%
None 1%
Common Shares in MEC Over Time
Shares Held
Position Value (USD)
Position in Metal Fabrication
Industrials · as of Jun 30, 2026TWO SIGMA INVESTMENTS, LP holds $263,830,984 across 11 Metal Fabrication names. MEC ranks #5 (2.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ATI |
Ati Inc
|
636,671 | $125,487,854 | |
| 2 | CRS |
Carpenter Technology Corp
|
146,056 | $90,093,183 | |
| 3 | WOR |
Worthington Enterprises, Inc.
|
333,110 | $17,907,993 | |
| 4 | RYZ |
Ryerson Holding Corp
|
313,790 | $7,722,371 | |
| 5 | MEC |
Mayville Engineering Company, Inc.
This page
|
198,912 | $7,451,243 | |
| 6 | IIIN |
Insteel Industries Inc
|
197,813 | $5,973,952 | |
| 7 | ESAB |
ESAB Corp
|
29,182 | $2,878,220 | |
| 8 | CMC |
COMMERCIAL METALS Co
|
39,375 | $2,470,781 |
All Filings in MEC
Export CSV
8 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $7,451,243 | 198,912 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $623,008 | 34,708 | Shares | Sole | 2026-05-15 | |
| 2024-06-30 | $182,893 | 10,978 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $197,582 | 13,788 | Shares | Sole | 2024-05-15 | |
| 2023-06-30 | $469,629 | 37,691 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $274,528 | 18,400 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $447,746 | 35,367 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $197,461 | 30,332 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||