Union Pacific Corp (UNP): Weighted Average Diluted Shares

Annual figures by period end, from SEC filings.

Stock splits: 2-for-1, first reflected in a filing dated 2014-07-25. Figures are as filed: per-share figures and share counts last reported before a split are on the old share basis, so changes and growth rates across a split are not shown. Splits are read from the filings' own restatements, so a share conversion in a merger or reorganization shows up the same way.

595.90M

Year ended 2025-12-31

-1.5%

3-year compound annual growth

-2.6%

5-year compound annual growth

-3.7%

10-year compound annual growth

2007-12-31 Weighted Average Diluted Shares (shares) 2025-12-31

Paler bars were last filed before a stock split, on the old share basis.

Period ended	Weighted Average Diluted Shares	Change YoY	Source filing
2025-12-31	595.90M	-2.1%	2026-02-06, From 2025-01-01
2024-12-31	608.60M	-0.3%	2026-02-06, From 2024-01-01
2023-12-31	610.20M	-2.2%	2026-02-06, From 2023-01-01
2022-12-31	624.00M	-4.8%	2025-02-07, From 2022-01-01
2021-12-31	655.40M	-3.5%	2024-02-09, From 2021-01-01
2020-12-31	679.10M	-3.8%	2023-02-10, From 2020-01-01
2019-12-31	706.10M	-6.4%	2022-02-04, From 2019-01-01
2018-12-31	754.30M	-5.9%	2021-02-05, From 2018-01-01
2017-12-31	801.70M	-4.0%	2020-02-07, From 2017-01-01
2016-12-31	835.40M	-3.9%	2019-02-08, From 2016-01-01
2015-12-31	869.40M	-3.5%	2018-02-09, From 2015-01-01
2014-12-31	901.10M	-3.3%	2017-02-03, From 2014-01-01
2013-12-31	931.50M	-2.2%	2016-02-05, From 2013-01-01
2012-12-31	952.90M	n/c	2015-02-06, From 2012-01-01
2011-12-31	489.80M	-2.6%	2014-02-07, From 2011-01-01
2010-12-31	502.90M	-0.6%	2013-02-08, From 2010-01-01
2009-12-31	505.80M	-1.8%	2012-02-03, From 2009-01-01
2008-12-31	515.00M	-4.1%	2011-02-04, From 2008-01-01
2007-12-31	536.80M	n/a	2010-02-05, From 2007-01-01