ATI Inc. Diluted Shares Outstanding (Weighted Average)
ATI Inc. (ATI) reported Diluted Shares Outstanding (Weighted Average) of 138.30 million shares for the 3-month period ending 2026-06-28, per its 10-Q filed 2026-08-06.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding · last filed 2026-08-06
- ATI Inc. weighted average number of shares outstanding, diluted for the quarter ending 2026-06-28 was 138.30M shares, a 3.35% decline year-over-year.
- ATI Inc. weighted average number of shares outstanding, diluted for the quarter ending 2026-03-29 was 138.60M shares, a 3.88% decline year-over-year.
- ATI Inc. weighted average number of shares outstanding, diluted for the quarter ending 2025-12-28 was 139.40M shares, a 4.32% decline year-over-year.
- ATI Inc. weighted average number of shares outstanding, diluted for the quarter ending 2025-09-28 was 140.50M shares, a 4.29% decline year-over-year.
- ATI Inc. weighted average number of shares outstanding, diluted for fiscal 2025 was 141.80M shares, a 3.27% decline from fiscal 2024.
- ATI Inc. weighted average number of shares outstanding, diluted for fiscal 2024 was 146.60M shares, a 2.27% decline from fiscal 2023.
- ATI Inc. weighted average number of shares outstanding, diluted for fiscal 2023 was 150.00M shares, a 0.79% decline from fiscal 2023.
- ATI Inc. weighted average number of shares outstanding, diluted for fiscal 2023 was 151.20M shares.
| Period end | Weighted Average Number of Shares Outstanding, Diluted 3 month | Weighted Average Number of Shares Outstanding, Diluted 6 month | Weighted Average Number of Shares Outstanding, Diluted 9 month | Weighted Average Number of Shares Outstanding, Diluted 12 month | Weighted Average Number of Shares Outstanding, Diluted 12 month as first filed |
|---|---|---|---|---|---|
| 2026-06-28 | 138.30M shares 10-Q · filed 2026-08-06 | 138.50M shares 10-Q · filed 2026-08-06 | 138.77M shares derived: average of 3 quarters · filed 2026-08-06 | 139.20M shares derived: average of 4 quarters · filed 2026-08-06 | |
| 2026-03-29 | 138.60M shares 10-Q · filed 2026-04-30 | 139.00M shares derived: average of 2 quarters · filed 2026-04-30 | 139.50M shares derived: average of 3 quarters · filed 2026-04-30 | 140.40M shares derived: average of 4 quarters · filed 2026-08-06 | |
| 2025-12-28 | 139.40M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-20 | 139.95M shares derived: average of 2 quarters · filed 2026-02-20 | 141.00M shares derived: average of 3 quarters · filed 2026-08-06 | 141.80M shares 10-K · filed 2026-02-20 | |
| 2025-09-28 | 140.50M shares 10-Q · filed 2025-10-28 | 141.80M shares derived: average of 2 quarters · filed 2026-08-06 | 142.60M shares 10-Q · filed 2025-10-28 | 143.38M shares derived: average of 4 quarters · filed 2026-08-06 | |
| 2025-06-29 | 143.10M shares 10-Q · filed 2026-08-06 | 143.70M shares 10-Q · filed 2026-08-06 | 144.33M shares derived: average of 3 quarters · filed 2026-08-06 | 144.95M shares derived: average of 4 quarters · filed 2026-08-06 | |
| 2025-03-30 | 144.20M shares 10-Q · filed 2026-04-30 | 144.95M shares derived: average of 2 quarters · filed 2026-04-30 | 145.57M shares derived: average of 3 quarters · filed 2026-04-30 | 145.75M shares derived: average of 4 quarters · filed 2026-04-30 | |
| 2024-12-29 | 145.70M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-20 | 146.25M shares derived: average of 2 quarters · filed 2026-02-20 | 146.27M shares derived: average of 3 quarters · filed 2026-02-20 | 146.60M shares 10-K · filed 2026-02-20 | |
| 2024-09-29 | 146.80M shares 10-Q · filed 2025-10-28 | 146.55M shares derived: average of 2 quarters · filed 2025-10-28 | 146.90M shares 10-Q · filed 2025-10-28 | 147.57M shares derived: average of 4 quarters · filed 2026-02-20 | |
| 2024-06-30 | 146.30M shares 10-Q · filed 2025-07-31 | 146.90M shares 10-Q · filed 2025-07-31 | 147.83M shares derived: average of 3 quarters · filed 2026-02-20 | 148.43M shares derived: average of 4 quarters · filed 2026-02-20 | |
| 2024-03-31 | 147.50M shares 10-Q · filed 2025-05-01 | 148.60M shares derived: average of 2 quarters · filed 2026-02-20 | 149.13M shares derived: average of 3 quarters · filed 2026-02-20 | ||
| 2023-12-31 | 149.70M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-20 | 149.95M shares derived: average of 2 quarters · filed 2026-02-20 | 150.00M shares 10-K · filed 2026-02-20 | ||
| 2023-10-01 | 150.20M shares 10-Q · filed 2024-10-29 | 150.10M shares 10-Q · filed 2024-10-29 | |||
| 2023-09-30 | 150.20M shares 10-Q · filed 2023-11-02 | 150.15M shares derived: average of 2 quarters · filed 2024-08-06 | 150.10M shares 10-Q · filed 2023-11-02 | ||
| 2023-07-02 | 150.10M shares 10-Q · filed 2024-08-06 | 150.10M shares 10-Q · filed 2024-08-06 | |||
| 2023-06-30 | 150.10M shares 10-Q · filed 2023-08-02 | 150.10M shares 10-Q · filed 2023-08-02 | |||
| 2023-04-02 | 150.10M shares 10-Q · filed 2024-04-30 | ||||
| 2023-03-31 | 150.10M shares 10-Q · filed 2023-05-04 | 184.10M shares derived: average of 2 quarters · filed 2023-05-04 | 173.00M shares derived: average of 3 quarters · filed 2023-11-02 | 160.90M shares derived: average of 4 quarters · filed 2023-11-02 | |
| 2023-01-01 | 151.20M shares 10-K · filed 2025-02-21 | ||||
| 2022-12-31 | 218.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-24 | 184.45M shares derived: average of 2 quarters · filed 2023-11-02 | 164.50M shares derived: average of 3 quarters · filed 2023-11-02 | 151.20M shares 10-K · filed 2023-02-24 | |
| 2022-09-30 | 150.80M shares 10-Q · filed 2023-11-02 | 137.70M shares derived: average of 2 quarters · filed 2023-11-02 | 128.90M shares 10-Q · filed 2023-11-02 | 138.90M shares derived: average of 4 quarters · filed 2023-11-02 | |
| 2022-06-30 | 124.60M shares 10-Q · filed 2023-08-02 | 125.50M shares 10-Q · filed 2023-08-02 | 134.93M shares derived: average of 3 quarters · filed 2023-08-02 | 139.35M shares derived: average of 4 quarters · filed 2023-08-02 | |
| 2022-03-31 | 152.80M shares 10-Q · filed 2023-05-04 | 140.10M shares derived: average of 2 quarters · filed 2023-05-04 | 144.27M shares derived: average of 3 quarters · filed 2023-05-04 | 139.97M shares derived: average of 4 quarters · filed 2023-05-04 | |
| 2022-01-02 | 152.70M shares 10-K · filed 2024-02-23 | ||||
| 2021-12-31 | 127.40M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-24 | 140.00M shares derived: average of 2 quarters · filed 2023-02-24 | 135.70M shares derived: average of 3 quarters · filed 2023-02-24 | 127.10M shares 10-K · filed 2023-02-24 | |
| 2021-09-30 | 152.60M shares 10-Q · filed 2022-11-03 | 139.85M shares derived: average of 2 quarters · filed 2022-11-03 | 127.00M shares 10-Q · filed 2022-11-03 | 133.25M shares derived: average of 4 quarters · filed 2023-02-24 | |
| 2021-06-30 | 127.10M shares 10-Q · filed 2022-08-04 | 127.00M shares 10-Q · filed 2022-08-04 | 126.80M shares derived: average of 3 quarters · filed 2023-02-24 | 126.75M shares derived: average of 4 quarters · filed 2023-02-24 | |
| 2021-03-31 | 126.80M shares 10-Q · filed 2022-05-04 | 126.65M shares derived: average of 2 quarters · filed 2023-02-24 | 126.63M shares derived: average of 3 quarters · filed 2023-02-24 | 126.63M shares derived: average of 4 quarters · filed 2023-02-24 | |
| 2020-12-31 | 126.50M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-02-24 | 126.55M shares derived: average of 2 quarters · filed 2023-02-24 | 126.57M shares derived: average of 3 quarters · filed 2023-02-24 | 126.50M shares 10-K · filed 2023-02-24 | |
| 2020-09-30 | 126.60M shares 10-Q · filed 2021-11-02 | 126.60M shares derived: average of 2 quarters · filed 2021-11-02 | 126.50M shares 10-Q · filed 2021-11-02 | 136.60M shares derived: average of 4 quarters · filed 2022-02-25 | |
| 2020-06-30 | 126.60M shares 10-Q · filed 2021-08-03 | 126.40M shares 10-Q · filed 2021-08-03 | 139.93M shares derived: average of 3 quarters · filed 2022-02-25 | 141.63M shares derived: average of 4 quarters · filed 2022-02-25 | |
| 2020-03-31 | 146.40M shares 10-Q · filed 2021-04-29 | 146.60M shares derived: average of 2 quarters · filed 2022-02-25 | 146.63M shares derived: average of 3 quarters · filed 2022-02-25 | 146.57M shares derived: average of 4 quarters · filed 2022-02-25 | |
| 2019-12-31 | 146.80M shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-02-25 | 146.75M shares derived: average of 2 quarters · filed 2022-02-25 | 146.63M shares derived: average of 3 quarters · filed 2022-02-25 | 146.50M shares 10-K · filed 2022-02-25 | |
| 2019-09-30 | 146.70M shares 10-Q · filed 2020-10-29 | 146.55M shares derived: average of 2 quarters · filed 2020-10-29 | 146.40M shares 10-Q · filed 2020-10-29 | 141.43M shares derived: average of 4 quarters · filed 2021-02-26 | |
| 2019-06-30 | 146.40M shares 10-Q · filed 2020-08-04 | 146.20M shares 10-Q · filed 2020-08-04 | 139.67M shares derived: average of 3 quarters · filed 2021-02-26 | 141.25M shares derived: average of 4 quarters · filed 2021-02-26 | |
| 2019-03-31 | 126.10M shares 10-Q · filed 2020-05-05 | 136.30M shares derived: average of 2 quarters · filed 2021-02-26 | 139.53M shares derived: average of 3 quarters · filed 2021-02-26 | 141.10M shares derived: average of 4 quarters · filed 2021-02-26 | |
| 2018-12-31 | 146.50M shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-02-26 | 146.25M shares derived: average of 2 quarters · filed 2021-02-26 | 146.10M shares derived: average of 3 quarters · filed 2021-02-26 | 145.90M shares 10-K · filed 2021-02-26 | |
| 2018-09-30 | 146.00M shares 10-Q · filed 2019-11-01 | 145.90M shares derived: average of 2 quarters · filed 2019-11-01 | 145.70M shares 10-Q · filed 2019-11-01 | 138.65M shares derived: average of 4 quarters · filed 2020-05-22 | |
| 2018-06-30 | 145.80M shares 10-Q · filed 2019-08-06 | 145.60M shares 10-Q · filed 2019-08-06 | 136.20M shares derived: average of 3 quarters · filed 2020-05-22 | 129.07M shares derived: average of 4 quarters · filed 2020-05-22 | |
| 2018-03-31 | 145.50M shares 10-Q · filed 2019-04-30 | 131.40M shares derived: average of 2 quarters · filed 2020-05-22 | 123.50M shares derived: average of 3 quarters · filed 2020-05-22 | 124.70M shares derived: average of 4 quarters · filed 2020-05-22 | |
| 2017-12-31 | 117.30M shares derived: 8-K 12 month − 10-Q 9 month · filed 2020-05-22 | 112.50M shares derived: average of 2 quarters · filed 2020-05-22 | 117.77M shares derived: average of 3 quarters · filed 2020-05-22 | 110.10M shares 8-K · filed 2020-05-22 | |
| 2017-09-30 | 107.70M shares 10-Q · filed 2018-10-31 | 118.00M shares derived: average of 2 quarters · filed 2018-10-31 | 107.70M shares 10-Q · filed 2018-10-31 | 117.88M shares derived: average of 4 quarters · filed 2019-02-28 | |
| 2017-06-30 | 128.30M shares 10-Q · filed 2018-08-07 | 128.30M shares 10-Q · filed 2018-08-07 | 121.27M shares derived: average of 3 quarters · filed 2019-02-28 | 117.78M shares derived: average of 4 quarters · filed 2019-02-28 | |
| 2017-03-31 | 128.20M shares 10-Q · filed 2018-05-01 | 117.75M shares derived: average of 2 quarters · filed 2019-02-28 | 114.27M shares derived: average of 3 quarters · filed 2019-02-28 | 112.53M shares derived: average of 4 quarters · filed 2019-02-28 | |
| 2016-12-31 | 107.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2019-02-28 | 107.30M shares derived: average of 2 quarters · filed 2019-02-28 | 107.30M shares derived: average of 3 quarters · filed 2019-02-28 | 107.30M shares 10-K · filed 2019-02-28 | |
| 2016-09-30 | 107.30M shares 10-Q · filed 2017-11-01 | 107.30M shares derived: average of 2 quarters · filed 2017-11-01 | 107.30M shares 10-Q · filed 2017-11-01 | 107.30M shares derived: average of 4 quarters · filed 2018-02-20 | |
| 2016-06-30 | 107.30M shares 10-Q · filed 2017-08-02 | 107.30M shares 10-Q · filed 2017-08-02 | 107.30M shares derived: average of 3 quarters · filed 2018-02-20 | 107.30M shares derived: average of 4 quarters · filed 2018-02-20 | |
| 2016-03-31 | 107.30M shares 10-Q · filed 2017-05-02 | 107.30M shares derived: average of 2 quarters · filed 2018-02-20 | 107.30M shares derived: average of 3 quarters · filed 2018-02-20 | 107.30M shares derived: average of 4 quarters · filed 2018-02-20 | |
| 2015-12-31 | 107.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2018-02-20 | 107.30M shares derived: average of 2 quarters · filed 2018-02-20 | 107.30M shares derived: average of 3 quarters · filed 2018-02-20 | 107.30M shares 10-K · filed 2018-02-20 | |
| 2015-09-30 | 107.30M shares 10-Q · filed 2016-11-02 | 107.30M shares derived: average of 2 quarters · filed 2016-11-02 | 107.30M shares 10-Q · filed 2016-11-02 | 107.42M shares derived: average of 4 quarters · filed 2017-02-24 | |
| 2015-06-30 | 107.30M shares 10-Q · filed 2016-08-03 | 107.20M shares 10-Q · filed 2016-08-03 | 107.47M shares derived: average of 3 quarters · filed 2017-02-24 | 107.60M shares derived: average of 4 quarters · filed 2017-02-24 | |
| 2015-03-31 | 108.00M shares 10-Q · filed 2016-05-06 | 107.55M shares derived: average of 2 quarters · filed 2017-02-24 | 107.70M shares derived: average of 3 quarters · filed 2017-02-24 | 107.55M shares derived: average of 4 quarters · filed 2017-02-24 | |
| 2014-12-31 | 107.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2017-02-24 | 107.55M shares derived: average of 2 quarters · filed 2017-02-24 | 107.40M shares derived: average of 3 quarters · filed 2017-02-24 | 107.10M shares 10-K · filed 2017-02-24 | |
| 2014-09-30 | 108.00M shares 10-Q · filed 2015-10-29 | 107.55M shares derived: average of 2 quarters · filed 2015-10-29 | 107.10M shares 10-Q · filed 2015-10-29 | 107.30M shares derived: average of 4 quarters · filed 2016-02-26 | |
| 2014-06-30 | 107.10M shares 10-Q · filed 2015-07-30 | 107.00M shares 10-Q · filed 2015-07-30 | 107.07M shares derived: average of 3 quarters · filed 2016-02-26 | 107.00M shares derived: average of 4 quarters · filed 2016-02-26 | |
| 2014-03-31 | 107.00M shares 10-Q · filed 2015-05-04 | 107.05M shares derived: average of 2 quarters · filed 2016-02-26 | 106.97M shares derived: average of 3 quarters · filed 2016-02-26 | 107.03M shares derived: average of 4 quarters · filed 2016-02-26 | |
| 2013-12-31 | 107.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-02-26 | 106.95M shares derived: average of 2 quarters · filed 2016-02-26 | 107.03M shares derived: average of 3 quarters · filed 2016-02-26 | 106.80M shares 10-K · filed 2016-02-26 | |
| 2013-09-30 | 106.80M shares 10-Q · filed 2014-10-31 | 107.00M shares derived: average of 2 quarters · filed 2014-10-31 | 106.70M shares 10-Q · filed 2014-10-31 | 109.42M shares derived: average of 4 quarters · filed 2015-02-26 | |
| 2013-06-30 | 107.20M shares 10-Q · filed 2014-08-04 | 107.10M shares 10-Q · filed 2014-08-04 | 110.30M shares derived: average of 3 quarters · filed 2015-02-26 | 111.90M shares derived: average of 4 quarters · filed 2015-02-26 | |
| 2013-03-31 | 107.10M shares 10-Q · filed 2014-05-05 | 111.85M shares derived: average of 2 quarters · filed 2015-02-26 | 113.47M shares derived: average of 3 quarters · filed 2015-02-26 | 114.25M shares derived: average of 4 quarters · filed 2015-02-26 | |
| 2012-12-31 | 116.60M shares derived: 10-K 12 month − 10-Q 9 month · filed 2015-02-26 | 116.65M shares derived: average of 2 quarters · filed 2015-02-26 | 116.63M shares derived: average of 3 quarters · filed 2015-02-26 | 116.60M shares 10-K · filed 2015-02-26 | |
| 2012-09-30 | 116.70M shares 10-Q · filed 2013-11-01 | 116.65M shares derived: average of 2 quarters · filed 2013-11-01 | 116.60M shares 10-Q · filed 2013-11-01 | 116.65M shares derived: average of 4 quarters · filed 2014-02-27 | |
| 2012-06-30 | 116.60M shares 10-Q · filed 2013-08-05 | 116.50M shares 10-Q · filed 2013-08-05 | 116.63M shares derived: average of 3 quarters · filed 2014-02-27 | 116.58M shares derived: average of 4 quarters · filed 2014-02-27 | |
| 2012-03-31 | 116.40M shares 10-Q · filed 2013-05-06 | 116.65M shares derived: average of 2 quarters · filed 2014-02-27 | 116.57M shares derived: average of 3 quarters · filed 2014-02-27 | 115.80M shares derived: average of 4 quarters · filed 2014-02-27 | |
| 2011-12-31 | 116.90M shares derived: 10-K 12 month − 10-Q 9 month · filed 2014-02-27 | 116.65M shares derived: average of 2 quarters · filed 2014-02-27 | 115.60M shares derived: average of 3 quarters · filed 2014-02-27 | 113.90M shares 10-K · filed 2014-02-27 | |
| 2011-09-30 | 116.40M shares 10-Q · filed 2012-11-02 | 114.95M shares derived: average of 2 quarters · filed 2012-11-02 | 112.90M shares 10-Q · filed 2012-11-02 | 109.40M shares derived: average of 4 quarters · filed 2013-02-28 | |
| 2011-06-30 | 113.50M shares 10-Q · filed 2012-08-03 | 111.20M shares 10-Q · filed 2012-08-03 | 107.07M shares derived: average of 3 quarters · filed 2013-02-28 | 104.95M shares derived: average of 4 quarters · filed 2013-02-28 | |
| 2011-03-31 | 109.00M shares 10-Q · filed 2012-05-04 | 103.85M shares derived: average of 2 quarters · filed 2013-02-28 | 102.10M shares derived: average of 3 quarters · filed 2013-02-28 | 103.67M shares derived: average of 4 quarters · filed 2013-02-28 | |
| 2010-12-31 | 98.70M shares derived: 10-K 12 month − 10-Q 9 month · filed 2013-02-28 | 98.65M shares derived: average of 2 quarters · filed 2013-02-28 | 101.90M shares derived: average of 3 quarters · filed 2013-02-28 | 98.70M shares 10-K · filed 2013-02-28 | 98.72M shares 10-K · filed 2011-02-28 |
| 2010-09-30 | 98.60M shares 10-Q · filed 2011-11-04 | 103.50M shares derived: average of 2 quarters · filed 2011-11-04 | 98.70M shares 10-Q · filed 2011-11-04 | 101.63M shares derived: average of 4 quarters · filed 2012-02-27 | |
| 2010-06-30 | 108.40M shares 10-Q · filed 2011-08-04 | 108.40M shares 10-Q · filed 2011-08-04 | 102.63M shares derived: average of 3 quarters · filed 2012-02-27 | 101.47M shares derived: average of 4 quarters · filed 2012-02-27 | |
| 2010-03-31 | 98.70M shares 10-Q · filed 2011-05-05 | 99.75M shares derived: average of 2 quarters · filed 2012-02-27 | 99.17M shares derived: average of 3 quarters · filed 2012-02-27 | 98.67M shares derived: average of 4 quarters · filed 2012-02-27 | |
| 2009-12-31 | 100.80M shares derived: 10-K 12 month − 10-Q 9 month · filed 2012-02-27 | 99.40M shares derived: average of 2 quarters · filed 2012-02-27 | 98.67M shares derived: average of 3 quarters · filed 2012-02-27 | 98.10M shares 10-K · filed 2012-02-27 | 98.13M shares 10-K · filed 2011-02-28 |
| 2009-09-30 | 98.00M shares 10-Q · filed 2010-11-03 | 97.60M shares derived: average of 2 quarters · filed 2010-11-03 | 97.20M shares 10-Q · filed 2010-11-03 | ||
| 2009-06-30 | 97.20M shares 10-Q · filed 2010-08-05 | 97.20M shares 10-Q · filed 2010-08-05 | |||
| 2008-12-31 | 99.84M shares 10-K · filed 2011-02-28 |
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