GSA CAPITAL PARTNERS LLP
Position in MEC — Mayville Engineering Company, Inc.
CIK 1362033
LONDON, X0
Position in MEC
as of Jun 30, 2026
· filed Aug 6, 2026
Position Value
$255,252
-$101,341 QoQ
Shares Held
6,814
-74.3% QoQ
Ownership
0.027%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#118
of 153 holders
Holding Since
Sep 2022
6 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, 2026GSA CAPITAL PARTNERS LLP holds $5,586,737 across 7 Metal Fabrication names. MEC ranks #5 (4.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CMC |
COMMERCIAL METALS Co
|
33,406 | $2,096,226 | |
| 2 | ATI |
Ati Inc
|
8,292 | $1,634,353 | |
| 3 | PRLB |
Proto Labs Inc
|
10,603 | $864,250 | |
| 4 | MLI |
Mueller Industries Inc
|
5,618 | $345,310 | |
| 5 | MEC |
Mayville Engineering Company, Inc.
This page
|
6,814 | $255,252 | |
| 6 | IIIN |
Insteel Industries Inc
|
6,760 | $204,152 | |
| 7 | AP |
Ampco Pittsburgh Corp
|
21,641 | $187,194 |
All Filings in MEC
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $255,252 | 6,814 | Shares | Sole | 2026-08-06 | |
| 2025-03-31 | $356,593 | 26,552 | Shares | Sole | 2025-05-08 | |
| 2024-12-31 | $318,424 | 20,256 | Shares | Sole | 2025-02-07 | |
| 2023-03-31 | $163,359 | 10,949 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $370,684 | 29,280 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $237,947 | 36,551 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||