CIENVSPOR• 12 Months (Normalized)
CIEN vs POR (Ciena Corporation vs Portland General Electric Co)
Showing Closing Date Range from Oct 6, 2025 to Oct 6, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
CIEN Performance $443.65
+189.49%
Ciena Corporation
Normalized Baseline0.00%
POR Performance $44.27
+1.23%
Portland General Electric Co
Normalized Baseline0.00%
Alpha Spread Margin CIEN LEADS
+188.26 pts
CIEN outperforming by 188.26 percentage points
CIENPOR
Spread Trajectory12 Months (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
CIEN POR
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(251 dates)
| Date | CIEN Price | CIEN Gain (%) | POR Price | POR Gain (%) | Spread |
|---|---|---|---|---|---|
| Oct 06, 2026 | $443.65 | +189.49% | $44.27 | +1.23% | +188.26% |
| Oct 05, 2026 | $389.69 | +154.28% | $44.25 | +1.19% | +153.09% |
| Oct 02, 2026 | $391.34 | +155.36% | $44.55 | +1.88% | +153.48% |
| Sep 30, 2026 | $351.93 | +129.64% | $44.79 | +2.42% | +127.22% |
| Sep 29, 2026 | $354.92 | +131.60% | $44.49 | +1.74% | +129.86% |
| Sep 28, 2026 | $344.19 | +124.59% | $44.18 | +1.03% | +123.56% |
| Sep 25, 2026 | $356.91 | +132.89% | $46.85 | +7.13% | +125.76% |
| Sep 24, 2026 | $358.43 | +133.89% | $46.59 | +6.54% | +127.35% |
| Sep 23, 2026 | $355.91 | +132.24% | $46.92 | +7.29% | +124.95% |
| Sep 22, 2026 | $368.56 | +140.50% | $47.37 | +8.32% | +132.18% |
| Sep 21, 2026 | $365.96 | +138.80% | $47.07 | +7.64% | +131.16% |
| Sep 18, 2026 | $348.80 | +127.60% | $47.24 | +8.03% | +119.57% |
| Sep 17, 2026 | $344.25 | +124.63% | $48.06 | +9.90% | +114.73% |
| Sep 16, 2026 | $340.50 | +122.19% | $47.91 | +9.56% | +112.63% |
| Sep 15, 2026 | $334.33 | +118.16% | $47.45 | +8.51% | +109.65% |
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