COHRVSSID• 28 Days (Normalized)
COHR vs SID (Coherent Corp. vs Companhia Siderurgica Nacional S.A.)
Showing Closing Date Range from Aug, 18 to Sep, 15, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
COHR Performance $271.17
-11.51%
Coherent Corp.
Normalized Baseline0.00%
SID Performance $1.2
+33.33%
Companhia Siderurgica Nacional S.A.
Normalized Baseline0.00%
Alpha Spread Margin SID LEADS
-44.84%
SID outperforming by 44.84%
COHRSID
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
COHR SID
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(20 dates)
| Date | COHR Price | COHR Gain (%) | SID Price | SID Gain (%) | Spread |
|---|---|---|---|---|---|
| Sep 15, 2026 | $271.17 | -11.51% | $1.20 | +33.33% | -44.84% |
| Sep 14, 2026 | $266.50 | -13.03% | $1.18 | +31.11% | -44.14% |
| Sep 11, 2026 | $305.37 | -0.35% | $1.27 | +41.11% | -41.46% |
| Sep 10, 2026 | $293.17 | -4.33% | $1.38 | +53.33% | -57.66% |
| Sep 09, 2026 | $303.48 | -0.96% | $1.33 | +47.78% | -48.74% |
| Sep 08, 2026 | $301.88 | -1.48% | $1.24 | +37.78% | -39.26% |
| Sep 04, 2026 | $281.86 | -8.02% | $1.22 | +35.56% | -43.58% |
| Sep 03, 2026 | $264.41 | -13.71% | $1.26 | +40.00% | -53.71% |
| Sep 02, 2026 | $268.64 | -12.33% | $1.17 | +30.00% | -42.33% |
| Sep 01, 2026 | $272.03 | -11.23% | $1.13 | +25.56% | -36.79% |
| Aug 31, 2026 | $277.83 | -9.33% | $1.04 | +15.56% | -24.89% |
| Aug 28, 2026 | $279.20 | -8.89% | $1.02 | +13.33% | -22.22% |
| Aug 27, 2026 | $295.39 | -3.60% | $1.06 | +17.78% | -21.38% |
| Aug 26, 2026 | $294.37 | -3.94% | $1.03 | +14.44% | -18.38% |
| Aug 25, 2026 | $288.14 | -5.97% | $1.02 | +13.33% | -19.30% |
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