| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2025-08-29 | Gilson Jean-Marc President and CEO | Purchase | +95.29 | +0.81%11,803.485 | $21.25 | $2,025 | View SEC filing | |
| 2025-08-28 | Gilson Jean-Marc President and CEO | Purchase | +7,461.195 | +175.68%11,708.195 | $21.93 | $163,637 | View SEC filing | |
| 2025-08-28 | Gilson Jean-Marc President and CEO | Purchase | +320 | +10.30%3,427 | $22.95 | $7,344 | View SEC filing | |
| 2025-05-30 | Chao James Senior Chairman | Sale | -3,700 | -100.00%0 | $22.10 | $81,770 | View SEC filing | |
| 2025-05-29 | Chao James Senior Chairman | Sale | -10,208 | -73.40%3,700 | $22.14 | $225,989 | View SEC filing | |
| 2024-09-03 | Gilson Jean-Marc President and CEO | Purchase | +1,000 | +34.16%3,927 | $22.83 | $22,830 | View SEC filing | |
| 2024-08-28 | Gilson Jean-Marc President and CEO | Purchase | +2,000 | +215.75%2,927 | $22.92 | $45,843 | View SEC filing | |
| 2024-08-26 | Gilson Jean-Marc President and CEO | Purchase | +927 | +100.00%927 | $22.75 | $21,090 | View SEC filing | |
| 2024-08-14 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +2,692 | +1.48%185,000 | $22.63 | $60,915 | View SEC filing | |
| 2024-08-12 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +12,000 | +7.05%182,308 | $22.99 | $275,868 | View SEC filing | |
| 2024-06-03 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +2,291 | +1.36%170,308 | $22.23 | $50,929 | View SEC filing | |
| 2024-05-14 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +7,178 | +4.46%168,017 | $22.07 | $158,440 | View SEC filing | |
| 2024-05-10 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +10,000 | +6.63%160,839 | $22.10 | $221,000 | View SEC filing | |
| 2024-04-01 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +5,000 | +3.43%150,839 | $22.23 | $111,150 | View SEC filing | |
| 2024-03-25 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +4,230 | +2.99%145,839 | $22.16 | $93,737 | View SEC filing | |
| 2024-03-07 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +5,000 | +3.66%141,609 | $22.30 | $111,500 | View SEC filing | |
| 2024-02-26 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +10,000 | +7.90%136,609 | $22.12 | $221,160 | View SEC filing | |
| 2023-11-13 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +5,000 | +4.11%126,609 | $21.48 | $107,400 | View SEC filing | |
| 2023-11-08 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +10,000 | +8.96%121,609 | $22.02 | $220,180 | View SEC filing | |
| 2023-08-31 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +10,000 | +9.84%111,609 | $22.74 | $227,380 | View SEC filing | |
| 2023-08-24 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +11,762 | +13.09%101,609 | $22.30 | $262,304 | View SEC filing | |
| 2023-08-23 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +643 | +0.72%89,847 | $22.11 | $14,217 | View SEC filing | |
| 2023-08-21 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +5,000 | +5.94%89,204 | $22.08 | $110,410 | View SEC filing | |
| 2023-08-16 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +4,204 | +5.25%84,204 | $22.18 | $93,241 | View SEC filing | |
| 2023-08-11 | Kenner Andrew SVP, Olefin Material & Corp Pr | Purchase | +10,000 | +14.29%80,000 | $22.77 | $227,750 | View SEC filing |
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