TickerFacts.

THERMO FISHER SCIENTIFIC INC. (TMO) — Weighted Average Diluted Shares

Annual figures by period end, from SEC filings.

2007-12-31: 443.60M2008-12-31: 434.70M2009-12-31: 422.80M2010-12-31: 409.40M2011-12-31: 384.80M2012-12-31: 366.60M2013-12-31: 365.80M2014-12-31: 402.30M2015-12-31: 402.00M2016-12-31: 397.00M2017-12-31: 398.00M2018-12-31: 406.00M2019-12-31: 403.00M2020-12-31: 399.00M2021-12-31: 397.00M2022-12-31: 394.00M2023-12-31: 388.00M2024-12-31: 383.00M2025-12-31: 378.00M378.00M
2007-12-31Weighted Average Diluted Shares (shares)2025-12-31
Period endedWeighted Average Diluted SharesChange YoYSource filing
2025-12-31378.00M-1.3%2026-02-26From 2025-01-01
2024-12-31383.00M-1.3%2026-02-26From 2024-01-01
2023-12-31388.00M-1.5%2026-02-26From 2023-01-01
2022-12-31394.00M-0.8%2025-02-20From 2022-01-01
2021-12-31397.00M-0.5%2024-02-22From 2021-01-01
2020-12-31399.00M-1.0%2023-02-23From 2020-01-01
2019-12-31403.00M-0.7%2022-02-24From 2019-01-01
2018-12-31406.00M+2.0%2021-02-25From 2018-01-01
2017-12-31398.00M+0.3%2020-02-26From 2017-01-01
2016-12-31397.00M-1.2%2019-02-27From 2016-01-01
2015-12-31402.00M-0.1%2018-02-28From 2015-01-01
2014-12-31402.30M+10.0%2017-02-28From 2014-01-01
2013-12-31365.80M-0.2%2016-02-25From 2013-01-01
2012-12-31366.60M-4.7%2015-02-26From 2012-01-01
2011-12-31384.80M-6.0%2014-02-27From 2011-01-01
2010-12-31409.40M-3.2%2013-02-27From 2010-01-01
2009-12-31422.80M-2.7%2012-02-29From 2009-01-01
2008-12-31434.70M-2.0%2011-02-24From 2008-01-01
2007-12-31443.60M—2010-02-26From 2007-01-01