OIIVSSID• 28 Days (Normalized)
OII vs SID (Oceaneering International Inc. vs Companhia Siderurgica Nacional S.A.)
Showing Closing Date Range from Aug, 17 to Sep, 14, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
OII Performance $46.56
-13.95%
Oceaneering International Inc.
Normalized Baseline0.00%
SID Performance $1.18
+31.11%
Companhia Siderurgica Nacional S.A.
Normalized Baseline0.00%
Alpha Spread Margin SID LEADS
-45.06%
SID outperforming by 45.06%
OIISID
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
OII SID
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(20 dates)
| Date | OII Price | OII Gain (%) | SID Price | SID Gain (%) | Spread |
|---|---|---|---|---|---|
| Sep 14, 2026 | $46.56 | -13.95% | $1.18 | +31.11% | -45.06% |
| Sep 11, 2026 | $51.09 | -5.58% | $1.27 | +41.11% | -46.69% |
| Sep 10, 2026 | $50.57 | -6.54% | $1.38 | +53.33% | -59.87% |
| Sep 09, 2026 | $48.49 | -10.39% | $1.33 | +47.78% | -58.17% |
| Sep 08, 2026 | $50.68 | -6.34% | $1.24 | +37.78% | -44.12% |
| Sep 04, 2026 | $51.40 | -5.01% | $1.22 | +35.56% | -40.57% |
| Sep 03, 2026 | $51.78 | -4.31% | $1.26 | +40.00% | -44.31% |
| Sep 02, 2026 | $51.63 | -4.58% | $1.17 | +30.00% | -34.58% |
| Sep 01, 2026 | $51.32 | -5.16% | $1.13 | +25.56% | -30.72% |
| Aug 31, 2026 | $51.76 | -4.34% | $1.04 | +15.56% | -19.90% |
| Aug 28, 2026 | $50.59 | -6.51% | $1.02 | +13.33% | -19.84% |
| Aug 27, 2026 | $51.21 | -5.36% | $1.06 | +17.78% | -23.14% |
| Aug 26, 2026 | $49.62 | -8.30% | $1.03 | +14.44% | -22.74% |
| Aug 25, 2026 | $49.91 | -7.76% | $1.02 | +13.33% | -21.09% |
| Aug 24, 2026 | $50.46 | -6.75% | $1.03 | +14.44% | -21.19% |
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