Amgen shares owned by O'Brien Greene & Co
Historical chart of O'Brien Greene & Co investment in Amgen
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Quarterly reported holdings in Amgen by O'Brien Greene & Co
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $8.3M | 30k | 282.20 |
| 2025-06-30 | $8.3M | 30k | 279.21 |
| 2025-03-31 | $9.6M | 31k | 311.55 |
| 2024-12-31 | $8.2M | 31k | 260.64 |
| 2024-09-30 | $10M | 31k | 322.21 |
| 2024-06-30 | $10M | 32k | 312.45 |
| 2024-03-31 | $8.3M | 29k | 284.32 |
| 2023-12-31 | $8.4M | 29k | 288.02 |
| 2023-09-30 | $7.6M | 28k | 268.76 |
| 2023-06-30 | $18M | 82k | 222.02 |
| 2023-03-31 | $6.7M | 28k | 241.77 |
| 2022-12-31 | $7.1M | 27k | 262.63 |
| 2022-09-30 | $18M | 78k | 225.40 |
| 2022-06-30 | $6.2M | 25k | 243.28 |
| 2022-03-31 | $6.1M | 25k | 241.81 |
| 2021-12-31 | $5.6M | 25k | 224.95 |
| 2021-09-30 | $5.3M | 25k | 212.66 |
| 2021-06-30 | $6.0M | 25k | 243.73 |
| 2021-03-31 | $6.0M | 24k | 248.82 |
| 2020-12-31 | $5.6M | 24k | 229.91 |
| 2020-09-30 | $6.1M | 24k | 254.16 |
| 2020-06-30 | $5.8M | 25k | 235.84 |
| 2020-03-31 | $5.0M | 25k | 202.72 |
| 2019-12-31 | $6.0M | 25k | 241.07 |
| 2019-09-30 | $4.9M | 25k | 193.51 |
| 2019-06-30 | $4.6M | 25k | 184.29 |
| 2019-03-31 | $4.6M | 24k | 189.97 |
| 2018-12-31 | $4.6M | 24k | 194.68 |