If you invested 1000 GBp in Pennon Group Plc (PNN.L) 10 years ago, it would be worth 980.13 GBp as of October 23, 2026, based on a reinvested dividends scenario. Over the same period, a 1000 GBp investment made 5 years ago would be worth 370.19 GBp, while 1000 GBp invested 1 year ago would be worth 647.63 GBp. This corresponds to total returns of -1.99%, -62.98%, -35.24%, respectively, with annualized returns of -0.2%, -18.03%, -35.24%.
Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.
Date Range:
| Date | Open | Close | Adj Close | High | Low | Volume |
|---|---|---|---|---|---|---|
| October 22, 2026 | 327.6 | 333 | 333 | 335 | 326.8 | 2.04M |
| October 21, 2026 | 337 | 333.4 | 333.4 | 337 | 329 | 5.88M |
| October 20, 2026 | 326.4 | 337.2 | 337.2 | 337.2 | 322.8 | 6.3M |
| October 19, 2026 | 324.2 | 328 | 328 | 332.8 | 321 | 5.8M |
| October 16, 2026 | 326.8 | 326.2 | 326.2 | 328.2 | 318.8 | 7.68M |
| October 15, 2026 | 324 | 325.2 | 325.2 | 328 | 321.8 | 5.85M |
| October 14, 2026 | 326.8 | 323 | 323 | 331.6 | 316.8 | 5.77M |
| October 13, 2026 | 327.8 | 321.2 | 321.2 | 329.2 | 316.4 | 2.41M |
| October 12, 2026 | 335 | 323 | 323 | 335 | 311.2 | 3.38M |
| October 09, 2026 | 371 | 357 | 357 | 374.8 | 357 | 3.62M |
| October 08, 2026 | 355.4 | 371 | 371 | 376.4 | 355.4 | 4.56M |
| October 07, 2026 | 400 | 361.2 | 361.2 | 407 | 340 | 9.31M |
| October 06, 2026 | 455.4 | 452 | 452 | 459.4 | 448.2 | 971,484 |
| October 05, 2026 | 463 | 448.6 | 448.6 | 466.8 | 444.4 | 2.23M |
| October 02, 2026 | 450 | 458.8 | 458.8 | 459.4 | 442.4 | 1.57M |
| October 01, 2026 | 451.2 | 443.6 | 443.6 | 458 | 443.4 | 1.72M |
| September 30, 2026 | 450 | 458 | 458 | 468.8 | 442.93 | 2.02M |
| September 29, 2026 | 445.2 | 442 | 442 | 447.8 | 435.6 | 1.18M |
| September 28, 2026 | 460.4 | 445 | 445 | 460.4 | 445 | 1.14M |
| September 25, 2026 | 442 | 448 | 448 | 457.2 | 442 | 838,288 |
| September 24, 2026 | 451.4 | 450.8 | 450.8 | 459.6 | 446.6 | 1.39M |
| September 23, 2026 | 454.6 | 453.6 | 453.6 | 467.4 | 453.6 | 1.04M |
| September 22, 2026 | 465.8 | 466.8 | 466.8 | 467.64 | 456.2 | 1.26M |
| September 21, 2026 | 453.6 | 459 | 459 | 459 | 447.8 | 1.4M |
| September 18, 2026 | 455.6 | 451.2 | 451.2 | 466.8 | 449.58 | 6.42M |
| September 17, 2026 | 451.8 | 462.6 | 462.6 | 462.6 | 446.6 | 4.94M |
| September 16, 2026 | 445.2 | 449.8 | 449.8 | 450.8 | 442 | 3.52M |
| September 15, 2026 | 448.8 | 447 | 447 | 449.77 | 439.25 | 559,907 |
| September 11, 2026 | 449.2 | 449.4 | 449.4 | 454.6 | 444.8 | 1.08M |
| September 10, 2026 | 449 | 447.2 | 447.2 | 454.2 | 446.6 | 1.07M |
| September 09, 2026 | 452.6 | 447.2 | 447.2 | 461.6 | 444.6 | 1.35M |
| September 08, 2026 | 457 | 453.2 | 453.2 | 461.2 | 448.4 | 1.27M |
| September 07, 2026 | 463.4 | 460 | 460 | 465.8 | 459.8 | 3.22M |
| September 04, 2026 | 459.4 | 463.8 | 463.8 | 467.8 | 458.8 | 2.24M |
| September 03, 2026 | 453 | 461.4 | 461.4 | 464.4 | 453 | 1.09M |
| September 02, 2026 | 479.6 | 460 | 460 | 479.6 | 457 | 1.32M |
| September 01, 2026 | 477.2 | 473 | 473 | 483 | 465.8 | 987,180 |
| August 28, 2026 | 474.2 | 479 | 479 | 479 | 473.4 | 1.73M |
| August 27, 2026 | 477.8 | 474.4 | 474.4 | 479.2 | 468.6 | 1.22M |
| August 26, 2026 | 473.4 | 475 | 475 | 477.8 | 471.8 | 2.52M |
| August 25, 2026 | 467 | 473 | 473 | 474.8 | 459.2 | 1.15M |
| August 24, 2026 | 456 | 462.4 | 462.4 | 465.8 | 456 | 403,510 |
| August 21, 2026 | 465.2 | 461.8 | 461.8 | 466.6 | 458 | 650,197 |
| August 20, 2026 | 467 | 458.2 | 458.2 | 467 | 455.6 | 1.02M |
| August 19, 2026 | 456.4 | 455.4 | 455.4 | 460.4 | 454.4 | 592,082 |
| August 18, 2026 | 455.2 | 458.4 | 458.4 | 460.2 | 452.6 | 1.02M |
| August 17, 2026 | 464.4 | 453.6 | 453.6 | 467.6 | 452.2 | 1.14M |
| August 14, 2026 | 469.6 | 462.2 | 462.2 | 475.2 | 460.6 | 1.78M |
| August 13, 2026 | 469.2 | 467.8 | 467.8 | 472.6 | 459 | 1.27M |
| August 12, 2026 | 472.2 | 468 | 468 | 475.6 | 464.8 | 909,537 |
| August 11, 2026 | 468 | 463.8 | 463.8 | 473.6 | 463.8 | 1.53M |
| August 10, 2026 | 475 | 467.4 | 467.4 | 475 | 465.4 | 911,664 |
| August 07, 2026 | 464.6 | 469.8 | 469.8 | 472 | 458.99 | 3.09M |
| August 06, 2026 | 457.2 | 464.4 | 464.4 | 464.4 | 456 | 2.17M |
| August 05, 2026 | 459 | 457.6 | 457.6 | 470.2 | 457 | 1.54M |
| August 04, 2026 | 456.2 | 459.2 | 459.2 | 468.8 | 456.2 | 912,986 |
| August 03, 2026 | 465 | 456 | 456 | 465.8 | 456 | 1.09M |
| July 31, 2026 | 472.6 | 463 | 463 | 472.6 | 460 | 1.2M |
| July 30, 2026 | 466.4 | 464.6 | 464.6 | 469.2 | 459.6 | 1.34M |
| July 29, 2026 | 470.8 | 463.4 | 463.4 | 478.8 | 459 | 881,561 |