Westlake Chemical Corporation shares owned by Sei Investments
Quarter-by-quarter ownership of Westlake Chemical Corporation (WLK) shares owned by Sei Investments
from 13F filings
Historical chart of Sei Investments investment in Westlake Chemical Corporation
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Quarterly reported holdings in Westlake Chemical Corporation by Sei Investments
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $1.1M | 15k | 77.09 |
| 2025-06-30 | $1.7M | 23k | 75.97 |
| 2025-03-31 | $869k | 8.7k | 100.00 |
| 2024-12-31 | $898k | 7.8k | 114.68 |
| 2024-09-30 | $598k | 4.0k | 150.29 |
| 2024-03-31 | $2.3M | 15k | 152.83 |
| 2023-09-30 | $2.0M | 16k | 124.62 |
| 2023-06-30 | $1.9M | 16k | 119.56 |
| 2023-03-31 | $1.9M | 17k | 115.96 |
| 2022-12-31 | $1.6M | 15k | 102.74 |
| 2022-09-30 | $4.1M | 47k | 86.86 |
| 2022-06-30 | $6.6M | 67k | 98.08 |
| 2022-03-31 | $7.3M | 61k | 120.15 |
| 2021-12-31 | $6.1M | 63k | 97.32 |
| 2021-09-30 | $5.0M | 53k | 93.20 |
| 2021-06-30 | $3.7M | 40k | 91.22 |
| 2021-03-31 | $1.7M | 19k | 88.80 |
| 2020-12-31 | $1.7M | 21k | 81.59 |
| 2020-09-30 | $1.6M | 25k | 63.24 |
| 2020-06-30 | $1.6M | 30k | 53.64 |
| 2019-03-31 | $41k | 567 | 72.34 |
| 2018-12-31 | $32k | 425 | 75.29 |
| 2018-09-30 | $51k | 699 | 72.96 |
| 2018-06-30 | $4.0M | 37k | 106.30 |
| 2018-03-31 | $3.8M | 34k | 111.11 |
| 2017-12-31 | $5.4M | 51k | 106.45 |
| 2017-09-30 | $0 | 39k | 0.00 |
| 2017-06-30 | $0 | 58k | 0.00 |
| 2017-03-31 | $0 | 48k | 0.00 |
| 2016-12-31 | $2.7M | 51k | 54.26 |
| 2016-09-30 | $1.8M | 34k | 52.63 |
| 2016-06-30 | $53k | 1.2k | 43.72 |
| 2016-03-31 | $59k | 1.3k | 46.14 |
| 2015-12-31 | $22k | 391 | 55.56 |
| 2015-09-30 | $17k | 316 | 53.87 |
| 2015-06-30 | $13k | 212 | 58.82 |
| 2015-03-31 | $13k | 239 | 52.63 |
| 2014-12-31 | $23k | 348 | 66.67 |
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