NASDAQ:ALKS | Shares Outstanding | Alkermes plc.

Complete source-backed shares outstanding history.

Available history
2011-03-31 to 2026-07-23
Data captured

Historical Shares Outstanding

DateShares outstanding
2026-07-23167,763,272
2026-06-30167,541,198
2026-04-30166,675,807
2026-03-31166,462,299
2026-02-20166,649,934
2025-12-31165,607,028
2025-10-24165,117,509
2025-09-30165,103,891
2025-07-25165,077,979
2025-06-30165,054,912
2025-04-25164,901,285
2025-03-31164,853,015
2025-02-07162,614,067
2024-12-31162,176,994
2024-10-18161,802,508
2024-09-30161,776,205
2024-07-19164,668,329
2024-06-30165,886,689
2024-04-26169,221,311
2024-03-31169,184,516
2024-02-09167,076,133
2023-12-31166,979,833
2023-10-20166,881,286
2023-09-30166,714,095
2023-07-21166,558,735
2023-06-30166,498,288
2023-04-21166,121,384
2023-03-31166,058,960
2023-02-10164,389,123
2022-12-31164,377,009
2022-10-28164,312,356
2022-09-30164,303,229
2022-07-22164,254,275
2022-06-30164,232,704
2022-04-22163,426,943
2022-03-31163,212,411
2022-02-07161,969,258
2021-12-31161,937,327
2021-10-22161,705,367
2021-09-30161,686,223
2021-07-23161,331,522
2021-06-30161,296,126
2021-04-23160,451,949
2021-03-31160,198,009
2021-02-05159,237,889
2020-12-31159,161,141
2020-11-18159,161,141
2020-10-23159,149,785
2020-09-30159,105,433
2020-07-24159,043,691
2020-06-30159,028,355
2020-04-24158,739,019
2020-03-31158,684,803
2020-02-04157,787,433
2019-12-31157,779,002
2019-10-18157,522,247
2019-09-30157,496,990
2019-07-22157,130,612
2019-06-30157,096,873
2019-04-22156,904,489
2019-03-31156,885,028
2019-02-04156,039,212
2018-12-31155,757,344
2018-10-19155,382,787
2018-09-30155,363,980
2018-07-23155,315,178
2018-06-30155,302,753
2018-04-20155,037,850
2018-03-31155,003,983
2018-02-02156,144,366
2017-12-31154,009,456
2017-10-23153,775,930
2017-09-30153,745,656
2017-07-21153,656,837
2017-06-30153,650,197
2017-04-24153,190,501
2017-03-31153,122,812
2017-02-03152,547,458
2016-12-31152,430,514
2016-10-24151,970,482
2016-09-30151,805,300
2016-07-22151,556,703
2016-06-30151,502,953
2016-04-22151,165,398
2016-03-31151,082,475
2016-02-12150,741,617
2015-12-31150,700,989
2015-10-26150,058,055
2015-09-30149,853,512
2015-07-27149,398,549
2015-06-30149,304,016
2015-04-24148,630,697
2015-03-31148,479,822
2015-02-12148,072,506
2014-12-31147,538,519
2014-10-24146,231,502
2014-09-30146,088,467
2014-07-25145,827,889
2014-06-30145,663,941
2014-04-24144,515,176