Patterson-UTI Energy shares owned by California State Teachers Retirement System
Quarter-by-quarter ownership of Patterson-UTI Energy (PTEN) shares owned by California State Teachers Retirement System
from 13F filings
Historical chart of California State Teachers Retirement System investment in Patterson-UTI Energy
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Quarterly reported holdings in Patterson-UTI Energy by California State Teachers Retirement System
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $1.8M | 345k | 5.18 |
| 2025-06-30 | $2.0M | 345k | 5.93 |
| 2025-03-31 | $2.8M | 345k | 8.22 |
| 2024-12-31 | $2.9M | 351k | 8.26 |
| 2024-09-30 | $2.8M | 362k | 7.65 |
| 2024-06-30 | $3.7M | 361k | 10.36 |
| 2024-03-31 | $4.5M | 373k | 11.94 |
| 2023-09-30 | $5.4M | 390k | 13.84 |
| 2023-06-30 | $3.0M | 252k | 11.97 |
| 2023-03-31 | $3.2M | 270k | 11.70 |
| 2022-12-31 | $4.6M | 274k | 16.84 |
| 2022-09-30 | $3.2M | 271k | 11.68 |
| 2022-06-30 | $4.3M | 276k | 15.76 |
| 2022-03-31 | $4.1M | 263k | 15.48 |
| 2021-12-31 | $2.2M | 266k | 8.45 |
| 2021-09-30 | $2.3M | 260k | 9.00 |
| 2021-06-30 | $2.6M | 262k | 9.94 |
| 2021-03-31 | $2.0M | 282k | 7.13 |
| 2020-12-31 | $1.5M | 282k | 5.26 |
| 2020-09-30 | $878k | 308k | 2.85 |
| 2020-06-30 | $1.0M | 302k | 3.47 |
| 2020-03-31 | $789k | 336k | 2.35 |
| 2019-12-31 | $3.3M | 312k | 10.50 |
| 2019-09-30 | $3.9M | 338k | 11.51 |
| 2019-06-30 | $3.9M | 338k | 11.51 |
| 2019-03-31 | $4.9M | 350k | 14.02 |
| 2018-12-31 | $3.7M | 361k | 10.35 |
| 2018-09-30 | $6.3M | 366k | 17.11 |
| 2018-06-30 | $6.6M | 366k | 18.00 |
| 2018-03-31 | $6.1M | 349k | 17.51 |
| 2017-12-31 | $8.3M | 359k | 23.01 |
| 2017-09-30 | $7.5M | 356k | 20.94 |
| 2017-06-30 | $7.8M | 384k | 20.19 |
| 2017-03-31 | $8.1M | 334k | 24.27 |
| 2016-12-31 | $8.3M | 309k | 26.92 |
| 2016-09-30 | $7.1M | 317k | 22.37 |
| 2016-06-30 | $6.7M | 314k | 21.32 |
| 2016-03-31 | $5.6M | 321k | 17.62 |
| 2015-12-31 | $4.2M | 281k | 15.08 |
| 2015-09-30 | $3.6M | 276k | 13.14 |
| 2015-06-30 | $5.0M | 268k | 18.82 |
| 2015-03-31 | $5.0M | 269k | 18.78 |
| 2014-12-31 | $4.5M | 273k | 16.59 |
| 2014-09-30 | $8.8M | 271k | 32.53 |
| 2014-06-30 | $9.2M | 264k | 34.94 |
| 2014-03-31 | $8.5M | 267k | 31.68 |
| 2013-12-31 | $6.7M | 266k | 25.32 |
| 2013-09-30 | $5.6M | 264k | 21.38 |
| 2013-06-30 | $5.0M | 256k | 19.35 |
| 2013-03-31 | $6.0M | 254k | 23.84 |
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