Security key
01741R102
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 136,186,000
- Total 13F shares
- 128,316,690
- Share change
- -654,004
- Total reported value
- $14,730,533,269
- Put/Call ratio
- 50%
- Price per share
- $114.76
- Number of holders
- 569
- Value change
- +$16,431,741
- Number of buys
- 297
- Number of sells
- 217
Report period
Q4 2025
Institutions
569
Top holders
10
ATI full security history
Newer quarter: Q1 2026
Previous quarter: Q3 2025
ATI INC SEC filings
ATI INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 01741R102
Recent filing periods:
Top shareholders of ATI - ATI INC - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
|
Company |
10%
from 13D/G
|
14,857,455
|
$1,208,505,389 | — | 30 Sep 2025 | |
| FMR LLC |
13F
13D/G
|
Company |
3.5%
from 13D/G
|
4,899,170
|
$398,498,467 | — | 30 Sep 2025 | |
| Tina K. Busch |
3/4/5
|
SVP, CHRO |
0.02%
|
21,274
|
$1,984,013 | -$242,289 | 21 Nov 2025 | |
| Capital International Investors |
13F
|
Company |
13%
|
17,147,559
|
$1,394,348,718 | — | 30 Sep 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
9.6%
|
13,054,247
|
$1,061,832,451 | — | 30 Sep 2025 | |
| Capital World Investors |
13F
|
Company |
5.8%
|
7,900,572
|
$642,632,526 | — | 30 Sep 2025 | |
| STATE STREET CORP |
13F
|
Company |
4.4%
|
6,042,244
|
$491,476,127 | — | 30 Sep 2025 | |
| Capital Research Global Investors |
13F
|
Company |
2.4%
|
3,224,970
|
$262,319,060 | — | 30 Sep 2025 | |
| Invesco Ltd. |
13F
|
Company |
2.3%
|
3,151,914
|
$256,376,713 | — | 30 Sep 2025 | |
| D. E. Shaw & Co., Inc. |
13F
|
Company |
2.2%
|
3,027,102
|
$246,224,477 | — | 30 Sep 2025 | |
| DENDUR CAPITAL LP |
13F
|
Company |
2%
|
2,689,160
|
$218,736,274 | — | 30 Sep 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.8%
|
2,444,673
|
$198,887,479 | — | 30 Sep 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
1.6%
|
2,142,000
|
$174,210,005 | — | 30 Sep 2025 | |
| FRONTIER CAPITAL MANAGEMENT CO LLC |
13F
|
Company |
1.1%
|
1,554,561
|
$126,447,972 | — | 30 Sep 2025 | |
| Holocene Advisors, LP |
13F
|
Company |
1.1%
|
1,534,114
|
$124,784,833 | — | 30 Sep 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
1.1%
|
1,511,283
|
$122,927,759 | — | 30 Sep 2025 | |
| MORGAN STANLEY |
13F
|
Company |
1%
|
1,414,386
|
$115,046,319 | — | 30 Sep 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
1%
|
1,374,432
|
$111,796,498 | — | 30 Sep 2025 | |
| BOWEN HANES & CO INC |
13F
|
Company |
0.98%
|
1,329,220
|
$108,118,755 | — | 30 Sep 2025 | |
| AMERIPRISE FINANCIAL INC |
13F
|
Company |
0.97%
|
1,314,923
|
$106,955,837 | — | 30 Sep 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.94%
|
1,284,686
|
$104,496,000 | — | 30 Sep 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.9%
|
1,226,747
|
$99,783,602 | — | 30 Sep 2025 | |
| Channing Capital Management, LLC |
13F
|
Company |
0.81%
|
1,109,160
|
$90,219,074 | — | 30 Sep 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
0.79%
|
1,074,149
|
$87,372,000 | — | 30 Sep 2025 | |
| LOOMIS SAYLES & CO L P |
13F
|
Company |
0.74%
|
1,009,449
|
$82,108,581 | — | 30 Sep 2025 | |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. |
13F
|
Company |
0.72%
|
986,592
|
$80,246,860 | — | 30 Sep 2025 | |
| Fisher Asset Management, LLC |
13F
|
Company |
0.7%
|
957,648
|
$77,895,120 | — | 30 Sep 2025 | |
| Neuberger Berman Group LLC |
13F
|
Company |
0.7%
|
948,412
|
$77,143,859 | — | 30 Sep 2025 | |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC |
13F
|
Company |
0.68%
|
922,730
|
$75,054,858 | — | 30 Sep 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.67%
|
917,922
|
$74,663,756 | — | 30 Sep 2025 | |
| RAYMOND JAMES FINANCIAL INC |
13F
|
Company |
0.64%
|
872,384
|
$70,959,701 | — | 30 Sep 2025 | |
| Woodline Partners LP |
13F
|
Company |
0.55%
|
747,127
|
$60,771,310 | — | 30 Sep 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.54%
|
733,608
|
$59,671,674 | — | 30 Sep 2025 | |
| Allspring Global Investments Holdings, LLC |
13F
|
Company |
0.47%
|
633,279
|
$52,568,490 | — | 30 Sep 2025 | |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC |
13F
|
Company |
0.43%
|
580,467
|
$47,215,186 | — | 30 Sep 2025 | |
| DAVIDSON KEMPNER CAPITAL MANAGEMENT LP |
13F
|
Company |
0.39%
|
530,000
|
$43,110,200 | — | 30 Sep 2025 | |
| Rokos Capital Management LLP |
13F
|
Company |
0.39%
|
527,256
|
$42,876,458 | — | 30 Sep 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
0.38%
|
513,939
|
$41,803,799 | — | 30 Sep 2025 | |
| BNP PARIBAS FINANCIAL MARKETS |
13F
|
Company |
0.37%
|
500,001
|
$40,670,081 | — | 30 Sep 2025 | |
| FEDERATED HERMES, INC. |
13F
|
Company |
0.36%
|
491,849
|
$40,006,998 | — | 30 Sep 2025 | |
| UBS Group AG |
13F
|
Company |
0.36%
|
490,473
|
$39,895,074 | — | 30 Sep 2025 | |
| SCHRODER INVESTMENT MANAGEMENT GROUP |
13F
|
Company |
0.34%
|
459,948
|
$36,455,478 | — | 30 Sep 2025 | |
| WELLINGTON MANAGEMENT GROUP LLP |
13F
|
Company |
0.34%
|
457,300
|
$37,196,783 | — | 30 Sep 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.31%
|
419,407
|
$34,114,566 | — | 30 Sep 2025 | |
| Capital International, Inc./CA/ |
13F
|
Company |
0.3%
|
414,054
|
$33,679,152 | — | 30 Sep 2025 | |
| GAMCO INVESTORS, INC. ET AL |
13F
|
Company |
0.29%
|
395,800
|
$32,194,372 | — | 30 Sep 2025 | |
| SEGALL BRYANT & HAMILL, LLC |
13F
|
Company |
0.28%
|
381,732
|
$31,050,081 | — | 30 Sep 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.28%
|
376,241
|
$30,603,442 | — | 30 Sep 2025 | |
| RHUMBLINE ADVISERS |
13F
|
Company |
0.27%
|
362,218
|
$29,462,754 | — | 30 Sep 2025 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.27%
|
360,959
|
$29,360,405 | — | 30 Sep 2025 |
Institutional Holders of ATI INC - Common Stock (ATI) as of Q4 2025
As of 31 Dec 2025,
ATI INC - Common Stock (ATI) was held by
569 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
128,316,690 shares.
The largest 10 holders included
Capital International Investors, BlackRock, Inc., VANGUARD GROUP INC, Capital World Investors, STATE STREET CORP, FMR LLC, Capital Research Global Investors, Invesco Ltd., GEODE CAPITAL MANAGEMENT, LLC, and DIMENSIONAL FUND ADVISORS LP.
This page lists
569
institutional shareholders reporting positions in this security
for the Q4 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
467
Q4 2025 holders
569
Holder diff
102
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 Value $ | Q4 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.