Automatic Data Processing, Inc. Basic Shares Outstanding (Weighted Average)
Automatic Data Processing, Inc. (ADP) reported Basic Shares Outstanding (Weighted Average) of 402.30 million shares for the 12-month period ending 2026-06-30, per its 10-K filed 2026-08-05.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic · last filed 2026-08-05
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for the quarter ending 2026-06-30 was 398.70M shares, a 1.77% decline year-over-year.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for the quarter ending 2026-03-31 was 401.70M shares, a 1.28% decline year-over-year.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for the quarter ending 2025-12-31 was 403.80M shares, a 0.93% decline year-over-year.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for the quarter ending 2025-09-30 was 405.10M shares, a 0.69% decline year-over-year.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for fiscal 2026 was 402.30M shares, a 1.18% decline from fiscal 2025.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for fiscal 2025 was 407.10M shares, a 0.85% decline from fiscal 2024.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for fiscal 2024 was 410.60M shares, a 0.75% decline from fiscal 2023.
- Automatic Data Processing, Inc. weighted average number of shares outstanding, basic for fiscal 2023 was 413.70M shares, a 1.22% decline from fiscal 2022.
| Period end | Weighted Average Number of Shares Outstanding, Basic 3 month | Weighted Average Number of Shares Outstanding, Basic 6 month | Weighted Average Number of Shares Outstanding, Basic 9 month | Weighted Average Number of Shares Outstanding, Basic 12 month |
|---|---|---|---|---|
| 2026-06-30 | 398.70M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-08-05 | 400.20M shares derived: average of 2 quarters · filed 2026-08-05 | 401.40M shares derived: average of 3 quarters · filed 2026-08-05 | 402.30M shares 10-K · filed 2026-08-05 |
| 2026-03-31 | 401.70M shares 10-Q · filed 2026-04-30 | 402.75M shares derived: average of 2 quarters · filed 2026-04-30 | 403.50M shares 10-Q · filed 2026-04-30 | 404.13M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2025-12-31 | 403.80M shares 10-Q · filed 2026-01-29 | 404.40M shares 10-Q · filed 2026-01-29 | 404.93M shares derived: average of 3 quarters · filed 2026-08-05 | 405.43M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2025-09-30 | 405.10M shares 10-Q · filed 2025-10-31 | 405.50M shares derived: average of 2 quarters · filed 2026-08-05 | 405.97M shares derived: average of 3 quarters · filed 2026-08-05 | 406.38M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2025-06-30 | 405.90M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-08-05 | 406.40M shares derived: average of 2 quarters · filed 2026-08-05 | 406.80M shares derived: average of 3 quarters · filed 2026-08-05 | 407.10M shares 10-K · filed 2026-08-05 |
| 2025-03-31 | 406.90M shares 10-Q · filed 2026-04-30 | 407.25M shares derived: average of 2 quarters · filed 2026-04-30 | 407.50M shares 10-Q · filed 2026-04-30 | 407.88M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2024-12-31 | 407.60M shares 10-Q · filed 2026-01-29 | 407.70M shares 10-Q · filed 2026-01-29 | 408.20M shares derived: average of 3 quarters · filed 2026-08-05 | 408.77M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2024-09-30 | 407.90M shares 10-Q · filed 2025-10-31 | 408.50M shares derived: average of 2 quarters · filed 2026-08-05 | 409.17M shares derived: average of 3 quarters · filed 2026-08-05 | 409.65M shares derived: average of 4 quarters · filed 2026-08-05 |
| 2024-06-30 | 409.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-08-05 | 409.80M shares derived: average of 2 quarters · filed 2026-08-05 | 410.23M shares derived: average of 3 quarters · filed 2026-08-05 | 410.60M shares 10-K · filed 2026-08-05 |
| 2024-03-31 | 410.50M shares 10-Q · filed 2025-05-01 | 410.80M shares derived: average of 2 quarters · filed 2025-05-01 | 411.10M shares 10-Q · filed 2025-05-01 | 411.38M shares derived: average of 4 quarters · filed 2025-08-06 |
| 2023-12-31 | 411.10M shares 10-Q · filed 2025-01-30 | 411.40M shares 10-Q · filed 2025-01-30 | 411.67M shares derived: average of 3 quarters · filed 2025-08-06 | 412.18M shares derived: average of 4 quarters · filed 2025-08-06 |
| 2023-09-30 | 411.70M shares 10-Q · filed 2024-11-01 | 411.95M shares derived: average of 2 quarters · filed 2025-08-06 | 412.53M shares derived: average of 3 quarters · filed 2025-08-06 | 412.98M shares derived: average of 4 quarters · filed 2025-08-06 |
| 2023-06-30 | 412.20M shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-08-06 | 412.95M shares derived: average of 2 quarters · filed 2025-08-06 | 413.40M shares derived: average of 3 quarters · filed 2025-08-06 | 413.70M shares 10-K · filed 2025-08-06 |
| 2023-03-31 | 413.70M shares 10-Q · filed 2024-05-02 | 414.00M shares derived: average of 2 quarters · filed 2024-05-02 | 414.20M shares 10-Q · filed 2024-05-02 | 414.60M shares derived: average of 4 quarters · filed 2024-08-07 |
| 2022-12-31 | 414.30M shares 10-Q · filed 2024-02-01 | 414.40M shares 10-Q · filed 2024-02-01 | 414.90M shares derived: average of 3 quarters · filed 2024-08-07 | 415.70M shares derived: average of 4 quarters · filed 2024-08-07 |
| 2022-09-30 | 414.60M shares 10-Q · filed 2023-11-02 | 415.20M shares derived: average of 2 quarters · filed 2024-08-07 | 416.17M shares derived: average of 3 quarters · filed 2024-08-07 | 417.07M shares derived: average of 4 quarters · filed 2024-08-07 |
| 2022-06-30 | 415.80M shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-08-07 | 416.95M shares derived: average of 2 quarters · filed 2024-08-07 | 417.90M shares derived: average of 3 quarters · filed 2024-08-07 | 418.80M shares 10-K · filed 2024-08-07 |
| 2022-03-31 | 418.10M shares 10-Q · filed 2023-05-01 | 418.95M shares derived: average of 2 quarters · filed 2023-05-01 | 419.80M shares 10-Q · filed 2023-05-01 | 420.65M shares derived: average of 4 quarters · filed 2023-08-03 |
| 2021-12-31 | 419.80M shares 10-Q · filed 2023-02-02 | 420.60M shares 10-Q · filed 2023-02-02 | 421.50M shares derived: average of 3 quarters · filed 2023-08-03 | 422.57M shares derived: average of 4 quarters · filed 2023-08-03 |
| 2021-09-30 | 421.40M shares 10-Q · filed 2022-11-02 | 422.35M shares derived: average of 2 quarters · filed 2023-08-03 | 423.50M shares derived: average of 3 quarters · filed 2023-08-03 | 424.48M shares derived: average of 4 quarters · filed 2023-08-03 |
| 2021-06-30 | 423.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-08-03 | 424.55M shares derived: average of 2 quarters · filed 2023-08-03 | 425.50M shares derived: average of 3 quarters · filed 2023-08-03 | 426.30M shares 10-K · filed 2023-08-03 |
| 2021-03-31 | 425.80M shares 10-Q · filed 2022-04-29 | 426.60M shares derived: average of 2 quarters · filed 2022-04-29 | 427.30M shares 10-Q · filed 2022-04-29 | 427.70M shares derived: average of 4 quarters · filed 2022-08-03 |
| 2020-12-31 | 427.40M shares 10-Q · filed 2022-01-31 | 428.00M shares 10-Q · filed 2022-01-31 | 428.33M shares derived: average of 3 quarters · filed 2022-08-03 | 428.75M shares derived: average of 4 quarters · filed 2022-08-03 |
| 2020-09-30 | 428.60M shares 10-Q · filed 2021-10-29 | 428.80M shares derived: average of 2 quarters · filed 2022-08-03 | 429.20M shares derived: average of 3 quarters · filed 2022-08-03 | 429.77M shares derived: average of 4 quarters · filed 2022-08-03 |
| 2020-06-30 | 429.00M shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-08-03 | 429.50M shares derived: average of 2 quarters · filed 2022-08-03 | 430.17M shares derived: average of 3 quarters · filed 2022-08-03 | 430.80M shares 10-K · filed 2022-08-03 |
| 2020-03-31 | 430.00M shares 10-Q · filed 2021-04-30 | 430.75M shares derived: average of 2 quarters · filed 2021-04-30 | 431.40M shares 10-Q · filed 2021-04-30 | 431.93M shares derived: average of 4 quarters · filed 2021-08-04 |
| 2019-12-31 | 431.50M shares 10-Q · filed 2021-02-01 | 432.10M shares 10-Q · filed 2021-02-01 | 432.57M shares derived: average of 3 quarters · filed 2021-08-04 | 432.95M shares derived: average of 4 quarters · filed 2021-08-04 |
| 2019-09-30 | 432.70M shares 10-Q · filed 2020-10-30 | 433.10M shares derived: average of 2 quarters · filed 2021-08-04 | 433.43M shares derived: average of 3 quarters · filed 2021-08-04 | 434.00M shares derived: average of 4 quarters · filed 2021-08-04 |
| 2019-06-30 | 433.50M shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-08-04 | 433.80M shares derived: average of 2 quarters · filed 2021-08-04 | 434.43M shares derived: average of 3 quarters · filed 2021-08-04 | 435.00M shares 10-K · filed 2021-08-04 |
| 2019-03-31 | 434.10M shares 10-Q · filed 2020-05-01 | 434.90M shares derived: average of 2 quarters · filed 2020-05-01 | 435.50M shares 10-Q · filed 2020-05-01 | 436.13M shares derived: average of 4 quarters · filed 2020-08-05 |
| 2018-12-31 | 435.70M shares 10-Q · filed 2020-01-31 | 436.20M shares 10-Q · filed 2020-01-31 | 436.80M shares derived: average of 3 quarters · filed 2020-08-05 | 437.85M shares derived: average of 4 quarters · filed 2020-08-05 |
| 2018-09-30 | 436.80M shares 10-Q · filed 2019-11-04 | 437.35M shares derived: average of 2 quarters · filed 2020-08-05 | 438.57M shares derived: average of 3 quarters · filed 2020-08-05 | 439.25M shares derived: average of 4 quarters · filed 2020-08-05 |
| 2018-06-30 | 437.90M shares derived: 10-K 12 month − 10-Q 9 month · filed 2020-08-05 | 439.45M shares derived: average of 2 quarters · filed 2020-08-05 | 440.07M shares derived: average of 3 quarters · filed 2020-08-05 | 440.60M shares 10-K · filed 2020-08-05 |
| 2018-03-31 | 441.00M shares 10-Q · filed 2019-05-03 | 441.15M shares derived: average of 2 quarters · filed 2019-05-03 | 441.50M shares 10-Q · filed 2019-05-03 | 442.25M shares derived: average of 4 quarters · filed 2019-08-09 |
| 2017-12-31 | 441.30M shares 10-Q · filed 2019-01-31 | 441.80M shares 10-Q · filed 2019-01-31 | 442.67M shares derived: average of 3 quarters · filed 2019-08-09 | 443.63M shares derived: average of 4 quarters · filed 2019-08-09 |
| 2017-09-30 | 442.20M shares 10-Q · filed 2018-11-01 | 443.35M shares derived: average of 2 quarters · filed 2019-08-09 | 444.40M shares derived: average of 3 quarters · filed 2019-08-09 | 445.27M shares derived: average of 4 quarters · filed 2019-08-09 |
| 2017-06-30 | 444.50M shares derived: 10-K 12 month − 10-Q 9 month · filed 2019-08-09 | 445.50M shares derived: average of 2 quarters · filed 2019-08-09 | 446.30M shares derived: average of 3 quarters · filed 2019-08-09 | 447.80M shares 10-K · filed 2019-08-09 |
| 2017-03-31 | 446.50M shares 10-Q · filed 2018-05-04 | 447.20M shares derived: average of 2 quarters · filed 2018-05-04 | 448.90M shares 10-Q · filed 2018-05-04 | 450.02M shares derived: average of 4 quarters · filed 2018-08-03 |
| 2016-12-31 | 447.90M shares 10-Q · filed 2018-02-01 | 450.10M shares 10-Q · filed 2018-02-01 | 451.20M shares derived: average of 3 quarters · filed 2018-08-03 | 452.00M shares derived: average of 4 quarters · filed 2018-08-03 |
| 2016-09-30 | 452.30M shares 10-Q · filed 2017-11-02 | 452.85M shares derived: average of 2 quarters · filed 2018-08-03 | 453.37M shares derived: average of 3 quarters · filed 2018-08-03 | 454.43M shares derived: average of 4 quarters · filed 2018-08-03 |
| 2016-06-30 | 453.40M shares derived: 10-K 12 month − 10-Q 9 month · filed 2018-08-03 | 453.90M shares derived: average of 2 quarters · filed 2018-08-03 | 455.13M shares derived: average of 3 quarters · filed 2018-08-03 | 457.00M shares 10-K · filed 2018-08-03 |
| 2016-03-31 | 454.40M shares 10-Q · filed 2017-05-04 | 456.00M shares derived: average of 2 quarters · filed 2017-05-04 | 458.20M shares 10-Q · filed 2017-05-04 | 459.88M shares derived: average of 4 quarters · filed 2017-08-04 |
| 2015-12-31 | 457.60M shares 10-Q · filed 2017-02-01 | 460.00M shares 10-Q · filed 2017-02-01 | 461.70M shares derived: average of 3 quarters · filed 2017-08-04 | 463.85M shares derived: average of 4 quarters · filed 2017-08-04 |
| 2015-09-30 | 462.40M shares 10-Q · filed 2016-11-03 | 463.75M shares derived: average of 2 quarters · filed 2017-08-04 | 465.93M shares derived: average of 3 quarters · filed 2017-08-04 | 468.60M shares derived: average of 4 quarters · filed 2017-08-04 |
| 2015-06-30 | 465.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2017-08-04 | 467.70M shares derived: average of 2 quarters · filed 2017-08-04 | 470.67M shares derived: average of 3 quarters · filed 2017-08-04 | 472.60M shares 10-K · filed 2017-08-04 |
| 2015-03-31 | 470.30M shares 10-Q · filed 2016-05-05 | 473.45M shares derived: average of 2 quarters · filed 2016-05-05 | 475.10M shares 10-Q · filed 2016-05-05 | 475.90M shares derived: average of 4 quarters · filed 2016-08-05 |
| 2014-12-31 | 476.60M shares 10-Q · filed 2016-02-03 | 477.60M shares 10-Q · filed 2016-02-03 | 477.77M shares derived: average of 3 quarters · filed 2016-08-05 | 478.05M shares derived: average of 4 quarters · filed 2016-08-05 |
| 2014-09-30 | 478.40M shares 10-Q · filed 2015-11-05 | 478.35M shares derived: average of 2 quarters · filed 2016-08-05 | 478.53M shares derived: average of 3 quarters · filed 2016-08-05 | 478.50M shares derived: average of 4 quarters · filed 2016-08-05 |
| 2014-06-30 | 478.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-08-05 | 478.60M shares derived: average of 2 quarters · filed 2016-08-05 | 478.53M shares derived: average of 3 quarters · filed 2016-08-05 | 478.90M shares 10-K · filed 2016-08-05 |
| 2014-03-31 | 478.90M shares 10-Q · filed 2015-05-06 | 478.65M shares derived: average of 2 quarters · filed 2015-05-06 | 479.10M shares 10-Q · filed 2015-05-06 | 479.95M shares derived: average of 4 quarters · filed 2015-08-07 |
| 2013-12-31 | 478.40M shares 10-Q · filed 2015-02-05 | 479.20M shares 10-Q · filed 2015-02-05 | 480.30M shares derived: average of 3 quarters · filed 2015-08-07 | 480.90M shares derived: average of 4 quarters · filed 2015-08-07 |
| 2013-09-30 | 480.10M shares 10-Q · filed 2014-10-30 | 481.25M shares derived: average of 2 quarters · filed 2015-08-07 | 481.73M shares derived: average of 3 quarters · filed 2015-08-07 | 481.82M shares derived: average of 4 quarters · filed 2015-08-07 |
| 2013-06-30 | 482.40M shares derived: 10-K 12 month − 10-Q 9 month · filed 2015-08-07 | 482.55M shares derived: average of 2 quarters · filed 2015-08-07 | 482.40M shares derived: average of 3 quarters · filed 2015-08-07 | 482.70M shares 10-K · filed 2015-08-07 |
| 2013-03-31 | 482.70M shares 10-Q · filed 2014-05-01 | 482.40M shares derived: average of 2 quarters · filed 2014-05-01 | 482.80M shares 10-Q · filed 2014-05-01 | 483.60M shares derived: average of 4 quarters · filed 2014-08-08 |
| 2012-12-31 | 482.10M shares 10-Q · filed 2014-02-05 | 482.80M shares 10-Q · filed 2014-02-05 | 483.90M shares derived: average of 3 quarters · filed 2014-08-08 | 485.05M shares derived: average of 4 quarters · filed 2014-08-08 |
| 2012-09-30 | 483.50M shares 10-Q · filed 2013-11-01 | 484.80M shares derived: average of 2 quarters · filed 2014-08-08 | 486.03M shares derived: average of 3 quarters · filed 2014-08-08 | 486.20M shares derived: average of 4 quarters · filed 2014-08-08 |
| 2012-06-30 | 486.10M shares derived: 10-K 12 month − 10-Q 9 month · filed 2014-08-08 | 487.30M shares derived: average of 2 quarters · filed 2014-08-08 | 487.10M shares derived: average of 3 quarters · filed 2014-08-08 | 487.30M shares 10-K · filed 2014-08-08 |
| 2012-03-31 | 488.50M shares 10-Q · filed 2013-05-03 | 487.60M shares derived: average of 2 quarters · filed 2013-05-03 | 487.70M shares 10-Q · filed 2013-05-03 | 489.38M shares derived: average of 4 quarters · filed 2013-08-19 |
| 2011-12-31 | 486.70M shares 10-Q · filed 2013-02-06 | 487.30M shares 10-Q · filed 2013-02-06 | 489.67M shares derived: average of 3 quarters · filed 2013-08-19 | 491.30M shares derived: average of 4 quarters · filed 2013-08-19 |
| 2011-09-30 | 487.90M shares 10-Q · filed 2012-11-02 | 491.15M shares derived: average of 2 quarters · filed 2013-08-19 | 492.83M shares derived: average of 3 quarters · filed 2013-08-19 | 492.63M shares derived: average of 4 quarters · filed 2013-08-19 |
| 2011-06-30 | 494.40M shares derived: 10-K 12 month − 10-Q 9 month · filed 2013-08-19 | 495.30M shares derived: average of 2 quarters · filed 2013-08-19 | 494.20M shares derived: average of 3 quarters · filed 2013-08-19 | 493.50M shares 10-K · filed 2013-08-19 |
| 2011-03-31 | 496.20M shares 10-Q · filed 2012-05-04 | 494.10M shares derived: average of 2 quarters · filed 2012-05-04 | 493.20M shares 10-Q · filed 2012-05-04 | 493.98M shares derived: average of 4 quarters · filed 2012-08-20 |
| 2010-12-31 | 492.00M shares 10-Q · filed 2012-02-07 | 491.70M shares 10-Q · filed 2012-02-07 | 493.23M shares derived: average of 3 quarters · filed 2012-08-20 | 495.52M shares derived: average of 4 quarters · filed 2012-08-20 |
| 2010-09-30 | 491.40M shares 10-Q · filed 2011-11-04 | 493.85M shares derived: average of 2 quarters · filed 2012-08-20 | 496.70M shares derived: average of 3 quarters · filed 2012-08-20 | 498.02M shares derived: average of 4 quarters · filed 2012-08-20 |
| 2010-06-30 | 496.30M shares derived: 10-K 12 month − 10-Q 9 month · filed 2012-08-20 | 499.35M shares derived: average of 2 quarters · filed 2012-08-20 | 500.23M shares derived: average of 3 quarters · filed 2012-08-20 | 500.50M shares 10-K · filed 2012-08-20 |
| 2010-03-31 | 502.40M shares 10-Q · filed 2011-05-06 | 502.20M shares derived: average of 2 quarters · filed 2011-05-06 | 501.90M shares 10-Q · filed 2011-05-06 | |
| 2009-12-31 | 502.00M shares 10-Q · filed 2011-02-09 | 501.70M shares 10-Q · filed 2011-02-09 | ||
| 2009-09-30 | 501.40M shares 10-Q · filed 2010-11-04 | |||
| 2009-06-30 | 503.20M shares 10-K · filed 2011-08-24 | |||
| 2008-12-31 | 503.40M shares 10-Q · filed 2010-02-09 | 505.40M shares 10-Q · filed 2010-02-09 | ||
| 2008-09-30 | 507.50M shares 10-Q · filed 2009-11-06 | |||
| 2008-06-30 | 521.50M shares 10-K · filed 2010-08-25 |
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