OSI SYSTEMS, INC. Basic Shares Outstanding (Weighted Average)
OSI SYSTEMS, INC. (OSIS) reported Basic Shares Outstanding (Weighted Average) of 16.58 million shares for the 12-month period ending 2026-06-30, per its 10-K filed 2026-08-21.
Financial Statements › Income Statement › Earnings Per Share
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic · last filed 2026-08-21
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for the quarter ending 2026-06-30 was 16.22M shares, a 3.42% decline year-over-year.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for the quarter ending 2026-03-31 was 16.47M shares, a 1.83% decline year-over-year.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for the quarter ending 2025-12-31 was 16.74M shares, a 0.10% increase year-over-year.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for the quarter ending 2025-09-30 was 16.90M shares, a 0.92% increase year-over-year.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for fiscal 2026 was 16.58M shares, a 1.05% decline from fiscal 2025.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for fiscal 2025 was 16.76M shares, a 1.28% decline from fiscal 2024.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for fiscal 2024 was 16.98M shares, a 0.89% increase from fiscal 2023.
- OSI SYSTEMS, INC. weighted average number of shares outstanding, basic for fiscal 2023 was 16.83M shares, a 4.12% 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 | 16.22M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-08-21 | 16.35M shares derived: average of 2 quarters · filed 2026-08-21 | 16.48M shares derived: average of 3 quarters · filed 2026-08-21 | 16.58M shares 10-K · filed 2026-08-21 |
| 2026-03-31 | 16.47M shares 10-Q · filed 2026-05-04 | 16.61M shares derived: average of 2 quarters · filed 2026-05-04 | 16.71M shares 10-Q · filed 2026-05-04 | 16.73M shares derived: average of 4 quarters · filed 2026-08-21 |
| 2025-12-31 | 16.74M shares 10-Q · filed 2026-01-29 | 16.82M shares 10-Q · filed 2026-01-29 | 16.81M shares derived: average of 3 quarters · filed 2026-08-21 | 16.80M shares derived: average of 4 quarters · filed 2026-08-21 |
| 2025-09-30 | 16.90M shares 10-Q · filed 2025-10-30 | 16.84M shares derived: average of 2 quarters · filed 2026-08-21 | 16.82M shares derived: average of 3 quarters · filed 2026-08-21 | 16.80M shares derived: average of 4 quarters · filed 2026-08-21 |
| 2025-06-30 | 16.79M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-08-21 | 16.79M shares derived: average of 2 quarters · filed 2026-08-21 | 16.77M shares derived: average of 3 quarters · filed 2026-08-21 | 16.76M shares 10-K · filed 2026-08-21 |
| 2025-03-31 | 16.78M shares 10-Q · filed 2026-05-04 | 16.75M shares derived: average of 2 quarters · filed 2026-05-04 | 16.75M shares 10-Q · filed 2026-05-04 | 16.82M shares derived: average of 4 quarters · filed 2026-08-21 |
| 2024-12-31 | 16.72M shares 10-Q · filed 2026-01-29 | 16.73M shares 10-Q · filed 2026-01-29 | 16.84M shares derived: average of 3 quarters · filed 2026-08-21 | 16.89M shares derived: average of 4 quarters · filed 2026-08-21 |
| 2024-09-30 | 16.74M shares 10-Q · filed 2025-10-30 | 16.90M shares derived: average of 2 quarters · filed 2026-08-21 | 16.94M shares derived: average of 3 quarters · filed 2026-08-21 | 16.96M shares derived: average of 4 quarters · filed 2026-08-21 |
| 2024-06-30 | 17.05M shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-08-21 | 17.05M shares derived: average of 2 quarters · filed 2026-08-21 | 17.03M shares derived: average of 3 quarters · filed 2026-08-21 | 16.98M shares 10-K · filed 2026-08-21 |
| 2024-03-31 | 17.04M shares 10-Q · filed 2025-05-02 | 17.02M shares derived: average of 2 quarters · filed 2025-05-02 | 16.95M shares 10-Q · filed 2025-05-02 | 16.90M shares derived: average of 4 quarters · filed 2025-08-25 |
| 2023-12-31 | 17.00M shares 10-Q · filed 2025-01-24 | 16.91M shares 10-Q · filed 2025-01-24 | 16.85M shares derived: average of 3 quarters · filed 2025-08-25 | 16.84M shares derived: average of 4 quarters · filed 2025-08-25 |
| 2023-09-30 | 16.82M shares 10-Q · filed 2024-10-25 | 16.78M shares derived: average of 2 quarters · filed 2025-08-25 | 16.79M shares derived: average of 3 quarters · filed 2025-08-25 | 16.80M shares derived: average of 4 quarters · filed 2025-08-25 |
| 2023-06-30 | 16.74M shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-08-25 | 16.77M shares derived: average of 2 quarters · filed 2025-08-25 | 16.80M shares derived: average of 3 quarters · filed 2025-08-25 | 16.83M shares 10-K · filed 2025-08-25 |
| 2023-03-31 | 16.81M shares 10-Q · filed 2024-04-30 | 16.82M shares derived: average of 2 quarters · filed 2024-04-30 | 16.86M shares 10-Q · filed 2024-04-30 | 16.89M shares derived: average of 4 quarters · filed 2024-08-29 |
| 2022-12-31 | 16.84M shares 10-Q · filed 2024-01-26 | 16.88M shares 10-Q · filed 2024-01-26 | 16.92M shares derived: average of 3 quarters · filed 2024-08-29 | 17.05M shares derived: average of 4 quarters · filed 2024-08-29 |
| 2022-09-30 | 16.92M shares 10-Q · filed 2023-10-27 | 16.96M shares derived: average of 2 quarters · filed 2024-08-29 | 17.11M shares derived: average of 3 quarters · filed 2024-08-29 | 17.30M shares derived: average of 4 quarters · filed 2024-08-29 |
| 2022-06-30 | 17.00M shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-08-29 | 17.21M shares derived: average of 2 quarters · filed 2024-08-29 | 17.42M shares derived: average of 3 quarters · filed 2024-08-29 | 17.55M shares 10-K · filed 2024-08-29 |
| 2022-03-31 | 17.42M shares 10-Q · filed 2023-04-28 | 17.63M shares derived: average of 2 quarters · filed 2023-04-28 | 17.73M shares 10-Q · filed 2023-04-28 | 17.78M shares derived: average of 4 quarters · filed 2023-08-29 |
| 2021-12-31 | 17.84M shares 10-Q · filed 2023-01-27 | 17.89M shares 10-Q · filed 2023-01-27 | 17.90M shares derived: average of 3 quarters · filed 2023-08-29 | 17.92M shares derived: average of 4 quarters · filed 2023-08-29 |
| 2021-09-30 | 17.95M shares 10-Q · filed 2022-10-28 | 17.94M shares derived: average of 2 quarters · filed 2023-08-29 | 17.95M shares derived: average of 3 quarters · filed 2023-08-29 | 17.94M shares derived: average of 4 quarters · filed 2023-08-29 |
| 2021-06-30 | 17.93M shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-08-29 | 17.95M shares derived: average of 2 quarters · filed 2023-08-29 | 17.94M shares derived: average of 3 quarters · filed 2023-08-29 | 17.97M shares 10-K · filed 2023-08-29 |
| 2021-03-31 | 17.97M shares 10-Q · filed 2022-04-29 | 17.95M shares derived: average of 2 quarters · filed 2022-04-29 | 17.98M shares 10-Q · filed 2022-04-29 | 17.99M shares derived: average of 4 quarters · filed 2022-08-19 |
| 2020-12-31 | 17.92M shares 10-Q · filed 2022-01-28 | 17.99M shares 10-Q · filed 2022-01-28 | 18.00M shares derived: average of 3 quarters · filed 2022-08-19 | 18.04M shares derived: average of 4 quarters · filed 2022-08-19 |
| 2020-09-30 | 18.05M shares 10-Q · filed 2021-10-29 | 18.03M shares derived: average of 2 quarters · filed 2022-08-19 | 18.08M shares derived: average of 3 quarters · filed 2022-08-19 | 18.14M shares derived: average of 4 quarters · filed 2022-08-19 |
| 2020-06-30 | 18.01M shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-08-19 | 18.10M shares derived: average of 2 quarters · filed 2022-08-19 | 18.17M shares derived: average of 3 quarters · filed 2022-08-19 | 18.19M shares 10-K · filed 2022-08-19 |
| 2020-03-31 | 18.18M shares 10-Q · filed 2021-04-30 | 18.25M shares derived: average of 2 quarters · filed 2021-04-30 | 18.25M shares 10-Q · filed 2021-04-30 | 18.22M shares derived: average of 4 quarters · filed 2021-08-23 |
| 2019-12-31 | 18.31M shares 10-Q · filed 2021-01-29 | 18.29M shares 10-Q · filed 2021-01-29 | 18.23M shares derived: average of 3 quarters · filed 2021-08-23 | 18.20M shares derived: average of 4 quarters · filed 2021-08-23 |
| 2019-09-30 | 18.26M shares 10-Q · filed 2020-10-30 | 18.20M shares derived: average of 2 quarters · filed 2021-08-23 | 18.16M shares derived: average of 3 quarters · filed 2021-08-23 | 18.14M shares derived: average of 4 quarters · filed 2021-08-23 |
| 2019-06-30 | 18.13M shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-08-23 | 18.11M shares derived: average of 2 quarters · filed 2021-08-23 | 18.10M shares derived: average of 3 quarters · filed 2021-08-23 | 18.10M shares 10-K · filed 2021-08-23 |
| 2019-03-31 | 18.08M shares 10-Q · filed 2020-05-01 | 18.08M shares derived: average of 2 quarters · filed 2020-05-01 | 18.09M shares 10-Q · filed 2020-05-01 | 18.08M shares derived: average of 4 quarters · filed 2020-08-21 |
| 2018-12-31 | 18.09M shares 10-Q · filed 2020-01-29 | 18.09M shares 10-Q · filed 2020-01-29 | 18.07M shares derived: average of 3 quarters · filed 2020-08-21 | 18.20M shares derived: average of 4 quarters · filed 2020-08-21 |
| 2018-09-30 | 18.09M shares 10-Q · filed 2019-10-25 | 18.07M shares derived: average of 2 quarters · filed 2020-08-21 | 18.24M shares derived: average of 3 quarters · filed 2020-08-21 | 18.42M shares derived: average of 4 quarters · filed 2020-08-21 |
| 2018-06-30 | 18.05M shares derived: 10-K 12 month − 10-Q 9 month · filed 2020-08-21 | 18.31M shares derived: average of 2 quarters · filed 2020-08-21 | 18.53M shares derived: average of 3 quarters · filed 2020-08-21 | 18.59M shares 10-K · filed 2020-08-21 |
| 2018-03-31 | 18.57M shares 10-Q · filed 2019-05-02 | 18.77M shares derived: average of 2 quarters · filed 2019-05-02 | 18.77M shares 10-Q · filed 2019-05-02 | 18.75M shares derived: average of 4 quarters · filed 2019-08-27 |
| 2017-12-31 | 18.97M shares 10-Q · filed 2019-01-28 | 18.87M shares 10-Q · filed 2019-01-28 | 18.81M shares derived: average of 3 quarters · filed 2019-08-27 | 18.84M shares derived: average of 4 quarters · filed 2019-08-27 |
| 2017-09-30 | 18.78M shares 10-Q · filed 2018-10-26 | 18.73M shares derived: average of 2 quarters · filed 2019-08-27 | 18.79M shares derived: average of 3 quarters · filed 2019-08-27 | 18.85M shares derived: average of 4 quarters · filed 2019-08-27 |
| 2017-06-30 | 18.68M shares derived: 10-K 12 month − 10-Q 9 month · filed 2019-08-27 | 18.80M shares derived: average of 2 quarters · filed 2019-08-27 | 18.88M shares derived: average of 3 quarters · filed 2019-08-27 | 18.89M shares 10-K · filed 2019-08-27 |
| 2017-03-31 | 18.91M shares 10-Q · filed 2018-04-30 | 18.97M shares derived: average of 2 quarters · filed 2018-04-30 | 18.96M shares 10-Q · filed 2018-04-30 | 18.95M shares derived: average of 4 quarters · filed 2018-08-28 |
| 2016-12-31 | 19.04M shares 10-Q · filed 2018-02-06 | 18.99M shares 10-Q · filed 2018-02-06 | 18.96M shares derived: average of 3 quarters · filed 2018-08-28 | 19.05M shares derived: average of 4 quarters · filed 2018-08-28 |
| 2016-09-30 | 18.94M shares 10-Q · filed 2017-10-31 | 18.92M shares derived: average of 2 quarters · filed 2018-08-28 | 19.06M shares derived: average of 3 quarters · filed 2018-08-28 | 19.23M shares derived: average of 4 quarters · filed 2018-08-28 |
| 2016-06-30 | 18.90M shares derived: 10-K 12 month − 10-Q 9 month · filed 2018-08-28 | 19.12M shares derived: average of 2 quarters · filed 2018-08-28 | 19.32M shares derived: average of 3 quarters · filed 2018-08-28 | 19.43M shares 10-K · filed 2018-08-28 |
| 2016-03-31 | 19.34M shares 10-Q · filed 2017-04-27 | 19.54M shares derived: average of 2 quarters · filed 2017-04-27 | 19.60M shares 10-Q · filed 2017-04-27 | 19.64M shares derived: average of 4 quarters · filed 2017-09-07 |
| 2015-12-31 | 19.74M shares 10-Q · filed 2017-02-01 | 19.74M shares 10-Q · filed 2017-02-01 | 19.75M shares derived: average of 3 quarters · filed 2017-09-07 | 19.76M shares derived: average of 4 quarters · filed 2017-09-07 |
| 2015-09-30 | 19.73M shares 10-Q · filed 2016-10-31 | 19.75M shares derived: average of 2 quarters · filed 2017-09-07 | 19.77M shares derived: average of 3 quarters · filed 2017-09-07 | 19.78M shares derived: average of 4 quarters · filed 2017-09-07 |
| 2015-06-30 | 19.77M shares derived: 10-K 12 month − 10-Q 9 month · filed 2017-09-07 | 19.78M shares derived: average of 2 quarters · filed 2017-09-07 | 19.79M shares derived: average of 3 quarters · filed 2017-09-07 | 19.80M shares 10-K · filed 2017-09-07 |
| 2015-03-31 | 19.80M shares 10-Q · filed 2016-04-28 | 19.81M shares derived: average of 2 quarters · filed 2016-04-28 | 19.81M shares 10-Q · filed 2016-04-28 | 19.84M shares derived: average of 4 quarters · filed 2016-08-19 |
| 2014-12-31 | 19.81M shares 10-Q · filed 2016-01-28 | 19.82M shares 10-Q · filed 2016-01-28 | 19.86M shares derived: average of 3 quarters · filed 2016-08-19 | 19.88M shares derived: average of 4 quarters · filed 2016-08-19 |
| 2014-09-30 | 19.82M shares 10-Q · filed 2015-10-30 | 19.88M shares derived: average of 2 quarters · filed 2016-08-19 | 19.90M shares derived: average of 3 quarters · filed 2016-08-19 | 19.91M shares derived: average of 4 quarters · filed 2016-08-19 |
| 2014-06-30 | 19.94M shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-08-19 | 19.94M shares derived: average of 2 quarters · filed 2016-08-19 | 19.95M shares derived: average of 3 quarters · filed 2016-08-19 | 19.95M shares 10-K · filed 2016-08-19 |
| 2014-03-31 | 19.94M shares 10-Q · filed 2015-04-28 | 19.95M shares derived: average of 2 quarters · filed 2015-04-28 | 19.96M shares 10-Q · filed 2015-04-28 | 19.95M shares derived: average of 4 quarters · filed 2015-08-24 |
| 2013-12-31 | 19.96M shares 10-Q · filed 2015-01-27 | 19.97M shares 10-Q · filed 2015-01-27 | 19.95M shares derived: average of 3 quarters · filed 2015-08-24 | 19.96M shares derived: average of 4 quarters · filed 2015-08-24 |
| 2013-09-30 | 19.97M shares 10-Q · filed 2014-10-24 | 19.95M shares derived: average of 2 quarters · filed 2015-08-24 | 19.96M shares derived: average of 3 quarters · filed 2015-08-24 | 19.97M shares derived: average of 4 quarters · filed 2015-08-24 |
| 2013-06-30 | 19.93M shares derived: 10-K 12 month − 10-Q 9 month · filed 2015-08-24 | 19.96M shares derived: average of 2 quarters · filed 2015-08-24 | 19.97M shares derived: average of 3 quarters · filed 2015-08-24 | 19.96M shares 10-K · filed 2015-08-24 |
| 2013-03-31 | 19.99M shares 10-Q · filed 2014-05-02 | 19.99M shares derived: average of 2 quarters · filed 2014-05-02 | 19.96M shares 10-Q · filed 2014-05-02 | 19.94M shares derived: average of 4 quarters · filed 2014-08-27 |
| 2012-12-31 | 20.00M shares 10-Q · filed 2014-01-30 | 19.95M shares 10-Q · filed 2014-01-30 | 19.92M shares derived: average of 3 quarters · filed 2014-08-27 | 19.89M shares derived: average of 4 quarters · filed 2014-08-27 |
| 2012-09-30 | 19.91M shares 10-Q · filed 2013-10-25 | 19.88M shares derived: average of 2 quarters · filed 2014-08-27 | 19.86M shares derived: average of 3 quarters · filed 2014-08-27 | 19.81M shares derived: average of 4 quarters · filed 2014-08-27 |
| 2012-06-30 | 19.85M shares derived: 10-K 12 month − 10-Q 9 month · filed 2014-08-27 | 19.83M shares derived: average of 2 quarters · filed 2014-08-27 | 19.78M shares derived: average of 3 quarters · filed 2014-08-27 | 19.73M shares 10-K · filed 2014-08-27 |
| 2012-03-31 | 19.82M shares 10-Q · filed 2013-05-09 | 19.75M shares derived: average of 2 quarters · filed 2013-05-09 | 19.69M shares 10-Q · filed 2013-05-09 | 19.57M shares derived: average of 4 quarters · filed 2013-08-16 |
| 2011-12-31 | 19.68M shares 10-Q · filed 2013-01-25 | 19.63M shares 10-Q · filed 2013-01-25 | 19.49M shares derived: average of 3 quarters · filed 2013-08-16 | 19.36M shares derived: average of 4 quarters · filed 2013-08-16 |
| 2011-09-30 | 19.58M shares 10-Q · filed 2012-10-24 | 19.39M shares derived: average of 2 quarters · filed 2013-08-16 | 19.25M shares derived: average of 3 quarters · filed 2013-08-16 | 19.13M shares derived: average of 4 quarters · filed 2013-08-16 |
| 2011-06-30 | 19.21M shares derived: 10-K 12 month − 10-Q 9 month · filed 2013-08-16 | 19.09M shares derived: average of 2 quarters · filed 2013-08-16 | 18.98M shares derived: average of 3 quarters · filed 2013-08-16 | 18.84M shares 10-K · filed 2013-08-16 |
| 2011-03-31 | 18.98M shares 10-Q · filed 2012-04-25 | 18.86M shares derived: average of 2 quarters · filed 2012-04-25 | 18.72M shares 10-Q · filed 2012-04-25 | |
| 2010-12-31 | 18.75M shares 10-Q · filed 2012-01-25 | 18.59M shares 10-Q · filed 2012-01-25 | ||
| 2010-09-30 | 18.43M shares 10-Q · filed 2011-10-26 | |||
| 2010-06-30 | 17.87M shares 10-K · filed 2012-08-13 |
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