| Filing Date | Insider | Type | 10b5-1 | Net Shares | Ownership change | Avg. Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| 2026-06-11 | Richins Adam J EVP and COO (IPC) | Sale | -1,500 | -7.48%18,550 | $142.03 | $213,045 | View SEC filing | |
| 2026-06-01 | Hanchey James Bo D VP of Cust Op & CSO (IPC) | Sale | -1,500 | -41.23%2,138 | $140.95 | $211,418 | View SEC filing | |
| 2026-03-04 | Tatum Timothy E VP Regulatory Affairs (IPC) | Sale | -1,479 | -99.85%2.288 | $142.51 | $210,772 | View SEC filing | |
| 2026-02-24 | Hilton Julia A VP and General Counsel | Sale | -1,000 | -30.19%2,312.64 | $142.79 | $142,789 | View SEC filing | |
| 2026-02-24 | Colburn Mitchel D VP of Plan, Eng, & Const (IPC) | Sale | -1,300 | -34.87%2,427.694 | $142.65 | $185,439 | View SEC filing | |
| 2025-08-12 | Tatum Timothy E VP Regulatory Affairs | Sale | -2,006 | -97.15%58.777 | $115.34 | $231,372 | View SEC filing | |
| 2025-05-15 | Malmen Jeffrey L SVP of Public Affairs | Sale | -5,000 | -23.42%16,346 | $111.31 | $556,550 | View SEC filing | |
| 2025-02-25 | Richins Adam J SVP and COO (IPC) | Sale | -1,500 | -9.31%14,611 | $113.95 | $170,929 | View SEC filing | |
| 2024-05-24 | Hanchey James Bo D VP of Cust Op & CSO (IPC) | Sale | -1,500 | -47.62%1,650 | $95.09 | $142,632 | View SEC filing | |
| 2023-09-14 | Malmen Jeffrey L SVP of Public Affairs | Sale | -1,463 | -8.51%15,734 | $98.16 | $143,607 | View SEC filing | |
| 2023-06-05 | Colburn Mitchel D VP of Plan, Eng, & Const (IPC) | Sale | -123 | -17.17%593.167 | $104.71 | $12,879 | View SEC filing | |
| 2022-12-02 | Johnson Dennis L Director | Sale | -1,365 | -10.38%11,789.606 | $109.22 | $149,091 | View SEC filing | |
| 2020-09-23 | Malmen Jeffrey L SVP of Public Affairs | Sale | -1,300 | -9.80%11,972 | $81.70 | $106,210 | View SEC filing | |
| 2020-08-04 | Harvey Tom J VP of Power Supply (IPC) | Sale | -350 | -98.87%4 | $92.37 | $32,328 | View SEC filing | |
| 2020-08-04 | KING CHRISTINE Director | Sale | -3,273 | -26.85%8,919 | $91.79 | $300,438 | View SEC filing | |
| 2020-06-08 | ANDERSON DARREL T Director | Sale | -5,544 | -4.80%109,995 | $94.61 | $524,498 | View SEC filing | |
| 2020-03-25 | DAHL RICHARD J Director | Purchase | +200 | +1.55%13,120 | $76.72 | $15,343 | View SEC filing | |
| 2020-03-23 | DAHL RICHARD J Director | Purchase | +400 | +3.19%12,920 | $77.31 | $30,922 | View SEC filing | |
| 2020-03-17 | DAHL RICHARD J Director | Purchase | +400 | +3.30%12,520 | $82.27 | $32,906 | View SEC filing | |
| 2020-02-26 | KING CHRISTINE Director | Sale | -3,393 | -23.49%11,054 | $110.90 | $376,301 | View SEC filing | |
| 2019-08-26 | Park Tessia VP of Power Supply | Sale | -185 | -19.72%753.028 | $108.33 | $20,041 | View SEC filing | |
| 2019-08-22 | Grow Lisa A Sr. VP & COO (IPC) | Sale | -750 | -5.00%14,247 | $108.26 | $81,192 | View SEC filing | |
| 2019-05-24 | Park Tessia VP of Power Supply | Sale | -280 | -22.99%937.673 | $103.29 | $28,922 | View SEC filing | |
| 2019-03-14 | Park Tessia VP of Power Supply | Sale | -1,150 | -48.57%1,217.673 | $101.50 | $116,728 | View SEC filing | |
| 2019-03-11 | Keen Steven R SVP, CFO & Treasurer | Sale | -4,346 | -27.57%11,416 | $99.32 | $431,627 | View SEC filing |
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