IPDNVSTANH• 28 Days (Normalized)
IPDN vs TANH (Professional Diversity Network Inc. vs Tantech Holdings Ltd.)
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 $3.53
+2841.67%
Professional Diversity Network Inc.
Normalized Baseline0.00%
TANH Performance $17.01
-16.82%
Tantech Holdings Ltd.
Normalized Baseline0.00%
Alpha Spread Margin IPDN LEADS
+2858.49 pts
IPDN outperforming by 2858.49 percentage points
IPDNTANH
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
IPDN TANH
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(21 dates)
| Date | IPDN Price | IPDN Gain (%) | TANH Price | TANH Gain (%) | Spread |
|---|---|---|---|---|---|
| Oct 09, 2026 | $3.53 | +2841.67% | $17.01 | -16.82% | +2858.49% |
| Oct 08, 2026 | $4.21 | +3408.33% | $17.48 | -14.52% | +3422.85% |
| Oct 07, 2026 | $4.31 | +3491.67% | $16.90 | -17.36% | +3509.03% |
| Oct 06, 2026 | $4.61 | +3741.67% | $16.88 | -17.46% | +3759.13% |
| Oct 05, 2026 | $3.10 | +2483.33% | $14.02 | -31.44% | +2514.77% |
| Oct 02, 2026 | $3.22 | +2583.33% | $14.79 | -27.68% | +2611.01% |
| 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 25, 2026 | $- | $14.38 | -29.71% | - | |
| Sep 24, 2026 | $- | $14.50 | -29.10% | - | |
| Sep 23, 2026 | $5.42 | +4416.67% | $14.45 | -29.34% | +4446.01% |
| Sep 22, 2026 | $3.90 | +3150.00% | $15.05 | -26.41% | +3176.41% |
| Sep 21, 2026 | $3.36 | +2700.00% | $12.87 | -37.07% | +2737.07% |
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