Amgen shares owned by Portfolio 21 Investments
Quarter-by-quarter ownership of Amgen (AMGN) shares owned by Portfolio 21 Investments
from 13F filings
Historical chart of Portfolio 21 Investments investment in Amgen
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Quarterly reported holdings in Amgen by Portfolio 21 Investments
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-12-31 | $517k | 1.6k | 327.31 |
| 2025-09-30 | $312k | 1.1k | 282.20 |
| 2025-06-30 | $309k | 1.1k | 279.21 |
| 2025-03-31 | $344k | 1.1k | 311.55 |
| 2024-12-31 | $288k | 1.1k | 260.64 |
| 2024-09-30 | $356k | 1.1k | 322.21 |
| 2024-06-30 | $345k | 1.1k | 312.45 |
| 2024-03-31 | $314k | 1.1k | 284.32 |
| 2023-12-31 | $318k | 1.1k | 288.02 |
| 2023-09-30 | $297k | 1.1k | 268.76 |
| 2023-06-30 | $245k | 1.1k | 222.02 |
| 2023-03-31 | $292k | 1.2k | 241.75 |
| 2022-12-31 | $290k | 1.1k | 262.64 |
| 2022-09-30 | $227k | 1.0k | 225.87 |
| 2022-06-30 | $245k | 1.0k | 243.78 |
| 2022-03-31 | $243k | 1.0k | 241.79 |
| 2021-12-31 | $226k | 1.0k | 224.88 |
| 2021-09-30 | $214k | 1.0k | 212.94 |
| 2021-06-30 | $245k | 1.0k | 243.78 |
| 2021-03-31 | $250k | 1.0k | 248.76 |