IPDNVSREFR• 28 Days (Normalized)
IPDN vs REFR (Professional Diversity Network Inc. vs Research Frontiers Incorporated)
Showing Closing Date Range from Sep 11 to Oct 9, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
IPDN Performance $4.21
+3408.33%
Professional Diversity Network Inc.
Normalized Baseline0.00%
REFR Performance $0.62
+59.59%
Research Frontiers Incorporated
Normalized Baseline0.00%
Alpha Spread Margin IPDN LEADS
+3348.74 pts
IPDN outperforming by 3348.74 percentage points
IPDNREFR
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
IPDN REFR
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(19 dates)
| Date | IPDN Price | IPDN Gain (%) | REFR Price | REFR Gain (%) | Spread |
|---|---|---|---|---|---|
| Oct 08, 2026 | $4.21 | +3408.33% | $0.62 | +59.59% | +3348.74% |
| Oct 07, 2026 | $4.31 | +3491.67% | $0.68 | +75.28% | +3416.39% |
| Oct 06, 2026 | $4.61 | +3741.67% | $0.72 | +83.72% | +3657.95% |
| Oct 05, 2026 | $3.10 | +2483.33% | $0.73 | +86.72% | +2396.61% |
| Oct 02, 2026 | $3.22 | +2583.33% | $0.73 | +86.82% | +2496.51% |
| Oct 01, 2026 | $3.19 | +2558.33% | $- | - | |
| Sep 30, 2026 | $3.54 | +2850.00% | $- | - | |
| Sep 29, 2026 | $3.55 | +2858.33% | $- | - | |
| Sep 28, 2026 | $3.89 | +3141.67% | $- | - | |
| Sep 24, 2026 | $- | $0.74 | +89.92% | - | |
| Sep 23, 2026 | $5.42 | +4416.67% | $0.71 | +82.05% | +4334.62% |
| Sep 22, 2026 | $3.90 | +3150.00% | $0.78 | +100.00% | +3050.00% |
| Sep 21, 2026 | $3.36 | +2700.00% | $0.76 | +94.87% | +2605.13% |
| Sep 18, 2026 | $3.38 | +2716.67% | $0.65 | +66.67% | +2650.00% |
| Sep 17, 2026 | $3.44 | +2766.67% | $0.39 | +0.00% | +2766.67% |
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