Amgen shares owned by Calamos Advisors
Historical chart of Calamos Advisors investment in Amgen
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Quarterly reported holdings in Amgen by Calamos Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $24M | 72k | 327.31 |
| 2025-09-30 | $21M | 75k | 282.20 |
| 2025-06-30 | $21M | 73k | 279.21 |
| 2025-03-31 | $23M | 72k | 311.55 |
| 2024-12-31 | $19M | 72k | 260.64 |
| 2024-09-30 | $23M | 72k | 322.21 |
| 2024-06-30 | $23M | 73k | 312.45 |
| 2024-03-31 | $22M | 76k | 284.32 |
| 2023-12-31 | $22M | 78k | 288.02 |
| 2023-09-30 | $21M | 79k | 268.76 |
| 2023-06-30 | $18M | 79k | 222.02 |
| 2023-03-31 | $19M | 79k | 241.75 |
| 2022-12-31 | $23M | 89k | 262.64 |
| 2022-09-30 | $24M | 105k | 225.40 |
| 2022-06-30 | $25M | 105k | 243.30 |
| 2022-03-31 | $25M | 102k | 241.82 |
| 2021-12-31 | $20M | 88k | 224.97 |
| 2021-09-30 | $18M | 85k | 212.65 |
| 2021-06-30 | $19M | 77k | 243.75 |
| 2021-03-31 | $15M | 60k | 248.80 |
| 2020-12-31 | $13M | 58k | 229.92 |
| 2020-09-30 | $27M | 105k | 254.16 |
| 2020-06-30 | $26M | 110k | 235.86 |
| 2020-03-31 | $23M | 115k | 202.73 |
| 2019-12-31 | $38M | 159k | 241.07 |
| 2019-09-30 | $31M | 161k | 193.51 |
| 2019-06-30 | $13M | 70k | 184.28 |
| 2019-03-31 | $12M | 61k | 189.98 |
| 2018-12-31 | $12M | 61k | 194.66 |
| 2018-09-30 | $21M | 103k | 207.29 |
| 2018-06-30 | $23M | 124k | 184.59 |
| 2018-03-31 | $24M | 141k | 170.48 |
| 2017-12-31 | $35M | 202k | 173.90 |
| 2017-09-30 | $40M | 214k | 186.45 |
| 2017-06-30 | $40M | 230k | 172.23 |
| 2017-03-31 | $15M | 91k | 164.07 |
| 2016-12-31 | $13M | 91k | 146.21 |
| 2016-09-30 | $16M | 96k | 166.81 |
| 2016-06-30 | $15M | 95k | 152.15 |
| 2016-03-31 | $14M | 95k | 149.93 |
| 2015-12-31 | $15M | 90k | 162.33 |
| 2015-09-30 | $12M | 89k | 138.32 |
| 2015-06-30 | $14M | 89k | 153.52 |
| 2015-03-31 | $15M | 93k | 159.85 |
| 2014-12-31 | $15M | 93k | 159.29 |
| 2014-09-30 | $13M | 93k | 140.46 |
| 2014-06-30 | $11M | 93k | 118.37 |
| 2014-03-31 | $7.6M | 62k | 123.34 |
| 2013-12-31 | $7.1M | 62k | 114.16 |
| 2013-09-30 | $6.9M | 62k | 111.94 |
| 2013-06-30 | $54M | 547k | 98.66 |
| 2013-03-31 | $63M | 610k | 102.51 |
| 2012-12-31 | $120M | 1.4M | 86.32 |
| 2012-09-30 | $120M | 1.4M | 84.32 |
| 2012-06-30 | $61M | 841k | 73.04 |
| 2012-03-31 | $29M | 419k | 67.99 |
| 2011-12-31 | $7.7M | 120k | 64.21 |
| 2010-12-31 | $69M | 1.3M | 54.90 |