ATI Inc.
US ˙ NYSE ˙ US01741R1023

SecurityATI / ATI Inc.
InstitutionNorges Bank
Latest Disclosed Ownership0 shares
Latest Disclosed Value $ 0
Norges Bank closes position in ATI / ATI Inc.

On May 11, 2026 - Norges Bank filed a 13F-HR form disclosing ownership of 0 shares of ATI Inc. (US:ATI) valued at $0 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 10, 2026 disclosing 1,732,195 shares of ATI Inc.. This represents a change in shares of -100.00% during the quarter. The current value of the position is $0 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-11 2026-03-31 13F ATI COM 01741R102 0 -1,732,195 -100.00 0 -100.00
2026-02-10 2025-12-31 13F ATI COM 01741R102 1,732,195 1,732,195 198,787 0.0213
2025-11-13 2025-09-30 13F ATI COM 01741R102 0 -1,699,392 -100.00 0 -100.00
2025-08-13 2025-06-30 13F ATI COM 01741R102 1,699,392 230,180 15.67 146,726 91.94 0.0183
2026-05-11 2025-03-31 13F/A-1 ATI COM 01741R102 1,469,212 -75,968 -4.92 76,443 -10.12 0.0107
2025-02-12 2024-12-31 13F ATI COM 01741R102 1,545,180 -237,508 -13.32 85,047 -28.70 0.0112
2025-11-12 2024-09-30 13F/A-1 ATI COM 01741R102 1,782,688 227,191 14.61 119,280 38.29 0.0167
2024-08-14 2024-06-30 13F ATI COM 01741R102 1,555,497 140,503 9.93 86,252 19.12 0.0129
2025-05-14 2024-03-31 13F/A-1 ATI COM 01741R102 1,414,994 186,594 15.19 72,405 29.63 0.0114
2024-02-09 2023-12-31 13F ATI COM 01741R102 1,228,400 -69,016 -5.32 55,855 4.62 0.0098
2024-11-13 2023-09-30 13F/A-1 ATI COM 01741R102 1,297,416 4,125 0.32 53,389 -6.67 0.0108
2024-08-14 2023-06-30 13F/A-1 ATI COM 01741R102 1,293,291 -279,473 -17.77 57,202 -7.83 0.0113
2024-05-15 2023-03-31 13F/A-1 ATI COM 01741R102 1,572,764 -112,958 -6.70 62,061 23.30 0.0136
2023-02-14 2022-12-31 13F ATI COM 01741R102 1,685,722 547,199 48.06 50,336 66.14 0.0121
2023-11-13 2022-09-30 13F/A-1 ATI COM 01741R102 1,138,523 7,267 0.64 30,296 17.93 0.0081
2023-08-14 2022-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,131,256 -55,634 -4.69 25,691 -19.36 0.0066
2023-05-12 2022-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,186,890 600,103 102.27 31,856 240.78 0.0069
2022-03-09 2021-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 586,787 -658,826 -52.89 9,348 -54.87 0.0019
2022-11-14 2021-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,245,613 16,297 1.33 20,715 -19.18 0.0046
2022-08-15 2021-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,229,316 -31,684 -2.51 25,631 -3.49 0.0056
2022-05-09 2021-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,261,000 -271,821 -17.73 26,557 3.31 0.0061
2021-03-02 2020-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,532,821 59,291 4.02 25,705 100.05 0.0060
2021-11-12 2020-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,473,530 -314,817 -17.60 12,849 -29.49 0.0034
2021-08-13 2020-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,788,347 428,535 31.51 18,223 57.67 0.0052
2021-05-07 2020-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,359,812 0 0.00 11,558 -58.86 0.0041
2020-03-03 2019-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,359,812 0 0.00 28,094 2.02 0.0078
2020-11-13 2019-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,359,812 76,300 5.94 27,537 -14.86 0.0084
2020-08-13 2019-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,283,512 127,186 11.00 32,345 9.40 0.0100
2020-05-11 2019-03-31 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 1,156,326 183,368 18.85 29,567 39.59 0.0096
2019-03-04 2018-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 972,958 0 0.00 21,181 -26.33 0.0079
2019-12-02 2018-09-30 13F/A-3 ALLEGHENY TECHNOLOGIES COM 01741R102 972,958 0 0.00 28,751 17.63 0.0093
2019-12-02 2018-09-30 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 972,958 0 28,751 0.0093
2019-11-12 2018-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 972,958 0 28,751 0.0093
2019-08-12 2018-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 972,958 -110,726 -10.22 24,441 -4.75 0.0084
2019-05-15 2018-03-31 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 1,083,684 0 0.00 25,661 -1.91 0.0093
2018-03-05 2017-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,083,684 250,000 29.99 26,160 31.29 0.0094
2018-11-13 2017-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 833,684 -17,361 -2.04 19,925 37.64 0.0076
2018-07-24 2017-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 851,045 -170,840 -16.72 14,476 -21.12 0.0057
2018-05-11 2017-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,021,885 440,473 75.76 18,353 98.15 0.0075
2017-03-02 2016-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 581,412 -276,530 -32.23 9,262 -37.45 0.0040
2017-11-13 2016-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 857,942 220,661 34.63 14,807 82.24 0.0070
2017-08-09 2016-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 637,281 -111,382 -14.88 8,125 -33.42 0.0039
2017-05-10 2016-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 748,663 -2,149 -0.29 12,203 44.47 0.0060
2016-04-18 2015-12-31 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 750,812 -152,656 -16.90 8,447 -34.06 0.0042
2016-03-16 2015-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 750,812 0 8,447 0.0042
2016-11-14 2015-09-30 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 903,468 49,579 5.81 12,811 -50.32 0.0067
2016-08-12 2015-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 853,889 0 0.00 25,787 0.63 0.0129
2016-05-13 2015-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 853,889 0 0.00 25,625 -13.69 0.0126
2015-03-19 2014-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 853,889 0 29,690 0.0151
2016-04-18 2014-12-31 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 853,889 0 0.00 29,690 -6.28 0.0151
2015-11-12 2014-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 853,889 0 0.00 31,680 -17.74 0.0172
2015-08-10 2014-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 853,889 19,622 2.35 38,510 22.51 0.0208
2015-05-12 2014-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 834,267 0 0.00 31,435 5.75 0.0177
2014-03-07 2013-12-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 834,267 -394,971 29,725 0.0182
2014-03-20 2013-12-31 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 834,267 0 29,725 0.0175
2014-05-12 2013-12-31 13F/A-3 ALLEGHENY TECHNOLOGIES COM 01741R102 834,267 -394,971 -32.13 29,725 -20.77 0.0171
2014-11-14 2013-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,229,238 49,331 4.18 37,517 20.85 0.0219
2014-08-14 2013-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 1,179,907 586,068 98.69 31,043 64.86 0.0193
2014-04-04 2013-03-31 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 593,839 -9,630 18,830 0.0125
2014-05-12 2013-03-31 13F/A-2 ALLEGHENY TECHNOLOGIES COM 01741R102 593,839 -9,630 -1.60 18,830 -2.18 0.0122
2013-11-14 2012-09-30 13F/A-1 ALLEGHENY TECHNOLOGIES I COM 01741R102 603,469 0 0.00 19,250 6.22 0.0130
2013-08-15 2012-06-30 13F/A-1 ALLEGHENY TECHNOLOGIES COM 01741R102 603,469 603,469 18,122 0.0145
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.