Amkor Technology shares owned by Massachusetts Financial Services
Quarter-by-quarter ownership of Amkor Technology (AMKR) shares owned by Massachusetts Financial Services
from 13F filings
Historical chart of Massachusetts Financial Services investment in Amkor Technology
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Quarterly reported holdings in Amkor Technology by Massachusetts Financial Services
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $11M | 385k | 28.40 |
| 2025-06-30 | $6.7M | 317k | 20.99 |
| 2025-03-31 | $4.5M | 247k | 18.06 |
| 2024-12-31 | $4.7M | 183k | 25.69 |
| 2024-09-30 | $4.9M | 161k | 30.60 |
| 2024-06-30 | $6.1M | 152k | 40.02 |
| 2024-03-31 | $4.5M | 138k | 32.24 |
| 2023-12-31 | $4.5M | 135k | 33.27 |
| 2023-09-30 | $3.0M | 133k | 22.60 |
| 2023-06-30 | $3.9M | 132k | 29.75 |
| 2023-03-31 | $3.3M | 126k | 26.02 |
| 2022-12-31 | $3.1M | 128k | 23.98 |
| 2022-09-30 | $4.4M | 258k | 17.05 |
| 2022-06-30 | $4.0M | 236k | 16.95 |
| 2022-03-31 | $3.8M | 176k | 21.72 |
| 2021-12-31 | $4.3M | 173k | 24.79 |
| 2021-09-30 | $4.4M | 176k | 24.95 |
| 2021-06-30 | $5.3M | 225k | 23.67 |
| 2021-03-31 | $5.4M | 227k | 23.71 |
| 2020-12-31 | $4.1M | 271k | 15.08 |
| 2020-09-30 | $3.1M | 274k | 11.20 |
| 2020-06-30 | $3.5M | 285k | 12.31 |
| 2020-03-31 | $2.7M | 345k | 7.79 |
| 2019-12-31 | $3.8M | 292k | 13.00 |
| 2019-09-30 | $2.5M | 272k | 9.10 |
| 2019-06-30 | $1.8M | 242k | 7.46 |
| 2019-03-31 | $964k | 113k | 8.54 |
| 2018-12-31 | $713k | 109k | 6.56 |
| 2018-09-30 | $741k | 100k | 7.39 |
| 2018-06-30 | $864k | 101k | 8.60 |
| 2018-03-31 | $879k | 87k | 10.13 |
| 2017-12-31 | $858k | 85k | 10.05 |
| 2017-09-30 | $775k | 73k | 10.56 |
| 2017-06-30 | $728k | 75k | 9.77 |
| 2017-03-31 | $725k | 63k | 11.59 |
| 2016-12-31 | $652k | 62k | 10.55 |
| 2015-03-31 | $562k | 64k | 8.84 |
| 2014-12-31 | $169k | 24k | 7.10 |
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