GHMVSREFR• 28 Days (Normalized)
GHM vs REFR (Graham Corporation 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.
GHM Performance $82.37
-4.08%
Graham Corporation
Normalized Baseline0.00%
REFR Performance $0.59
+52.13%
Research Frontiers Incorporated
Normalized Baseline0.00%
Alpha Spread Margin REFR LEADS
-56.21 pts
REFR outperforming by 56.21 percentage points
GHMREFR
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
GHM REFR
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(19 dates)
| Date | GHM Price | GHM Gain (%) | REFR Price | REFR Gain (%) | Spread |
|---|---|---|---|---|---|
| Oct 09, 2026 | $82.37 | -4.08% | $0.59 | +52.13% | -56.21% |
| Oct 08, 2026 | $81.55 | -5.03% | $0.62 | +59.59% | -64.62% |
| Oct 07, 2026 | $84.34 | -1.78% | $0.68 | +75.28% | -77.06% |
| Oct 06, 2026 | $88.28 | +2.81% | $0.72 | +83.72% | -80.91% |
| Oct 05, 2026 | $90.48 | +5.37% | $0.73 | +86.72% | -81.35% |
| Oct 02, 2026 | $91.49 | +6.54% | $0.73 | +86.82% | -80.28% |
| Sep 29, 2026 | $86.91 | +1.21% | $- | - | |
| Sep 28, 2026 | $87.23 | +1.58% | $- | - | |
| Sep 25, 2026 | $87.21 | +1.56% | $- | - | |
| Sep 24, 2026 | $87.53 | +1.93% | $0.74 | +89.92% | -87.99% |
| Sep 23, 2026 | $87.80 | +2.25% | $0.71 | +82.05% | -79.80% |
| Sep 22, 2026 | $86.94 | +1.25% | $0.78 | +100.00% | -98.75% |
| Sep 21, 2026 | $85.87 | +0.00% | $0.76 | +94.87% | -94.87% |
| Sep 18, 2026 | $- | $0.65 | +66.67% | - | |
| Sep 17, 2026 | $- | $0.39 | +0.00% | - |
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