Position in ATI
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$165,521,820
-$9,572,163 QoQ
Shares Held
839,786
-30.2% QoQ
Ownership
0.617%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#34
of 790 holders
Holding Since
Mar 2020
4 quarters on record
Voting authority
Sole 95%
Shared 0%
None 5%
Common Shares in ATI Over Time
Shares Held
Position Value (USD)
Position in Metal Fabrication
Industrials · as of Jun 30, 2026ARROWSTREET CAPITAL, LIMITED PARTNERSHIP holds $399,369,843 across 7 Metal Fabrication names. ATI ranks #2 (41.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MLI |
Mueller Industries Inc
|
2,856,474 | $175,573,174 | |
| 2 | ATI |
Ati Inc
This page
|
839,786 | $165,521,820 | |
| 3 | PRLB |
Proto Labs Inc
|
440,816 | $35,930,912 | |
| 4 | WOR |
Worthington Enterprises, Inc.
|
260,050 | $13,980,288 | |
| 5 | RYZ |
Ryerson Holding Corp
|
156,985 | $3,863,400 | |
| 6 | IIIN |
Insteel Industries Inc
|
89,603 | $2,706,010 | |
| 7 | TG |
Tredegar Corp
|
225,407 | $1,794,239 |
All Filings in ATI
Export CSV
4 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $165,521,820 | 839,786 | Shares | Defined | 2026-08-13 | |
| 2026-03-31 | $175,093,983 | 1,203,726 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $41,688,979 | 363,271 | Shares | Defined | 2026-02-13 | |
| 2020-03-31 | $1,516,791 | 178,446 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||