IPDNVSTANH• 12 Months (Normalized)
IPDN vs TANH (Professional Diversity Network Inc. vs Tantech Holdings Ltd.)
Showing Closing Date Range from Oct 7, 2025 to Oct 7, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
IPDN Performance $4.61
+47.28%
Professional Diversity Network Inc.
Normalized Baseline0.00%
TANH Performance $16.88
-81.03%
Tantech Holdings Ltd.
Normalized Baseline0.00%
Alpha Spread Margin IPDN LEADS
+128.31 pts
IPDN outperforming by 128.31 percentage points
IPDNTANH
Spread Trajectory12 Months (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(251 dates)
| Date | IPDN Price | IPDN Gain (%) | TANH Price | TANH Gain (%) | Spread |
|---|---|---|---|---|---|
| Oct 06, 2026 | $4.61 | +47.28% | $16.88 | -81.03% | +128.31% |
| Oct 05, 2026 | $3.10 | -0.96% | $14.02 | -84.25% | +83.29% |
| Oct 02, 2026 | $3.22 | +2.88% | $14.79 | -83.38% | +86.26% |
| Oct 01, 2026 | $3.19 | +1.92% | $- | - | |
| Sep 30, 2026 | $3.54 | +13.10% | $- | - | |
| Sep 29, 2026 | $3.55 | +13.42% | $- | - | |
| Sep 28, 2026 | $3.89 | +24.28% | $- | - | |
| Sep 25, 2026 | $- | $14.38 | -83.85% | - | |
| Sep 24, 2026 | $- | $14.50 | -83.71% | - | |
| Sep 23, 2026 | $5.42 | +73.16% | $14.45 | -83.76% | +156.92% |
| Sep 22, 2026 | $3.90 | +24.60% | $15.05 | -83.09% | +107.69% |
| Sep 21, 2026 | $3.36 | +7.35% | $12.87 | -85.54% | +92.89% |
| Sep 18, 2026 | $3.38 | +7.99% | $13.50 | -84.83% | +92.82% |
| Sep 17, 2026 | $3.44 | +9.90% | $13.98 | -84.29% | +94.19% |
| Sep 16, 2026 | $3.06 | -2.24% | $14.94 | -83.21% | +80.97% |
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