EROCVSOII• 28 Days (Normalized)
EROC vs OII (ERock Inc. vs Oceaneering International Inc.)
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.
EROC Performance $11.26
-35.29%
ERock Inc.
Normalized Baseline0.00%
OII Performance $46.56
-13.95%
Oceaneering International Inc.
Normalized Baseline0.00%
Alpha Spread Margin OII LEADS
-21.34%
OII outperforming by 21.34%
EROCOII
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
EROC OII
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(20 dates)
| Date | EROC Price | EROC Gain (%) | OII Price | OII Gain (%) | Spread |
|---|---|---|---|---|---|
| Sep 14, 2026 | $11.26 | -35.29% | $46.56 | -13.95% | -21.34% |
| Sep 11, 2026 | $12.70 | -27.01% | $51.09 | -5.58% | -21.43% |
| Sep 10, 2026 | $11.87 | -31.78% | $50.57 | -6.54% | -25.24% |
| Sep 09, 2026 | $12.67 | -27.18% | $48.49 | -10.39% | -16.79% |
| Sep 08, 2026 | $13.74 | -21.03% | $50.68 | -6.34% | -14.69% |
| Sep 04, 2026 | $12.33 | -29.14% | $51.40 | -5.01% | -24.13% |
| Sep 03, 2026 | $11.71 | -32.70% | $51.78 | -4.31% | -28.39% |
| Sep 02, 2026 | $11.21 | -35.57% | $51.63 | -4.58% | -30.99% |
| Sep 01, 2026 | $11.41 | -34.43% | $51.32 | -5.16% | -29.27% |
| Aug 31, 2026 | $11.80 | -32.18% | $51.76 | -4.34% | -27.84% |
| Aug 28, 2026 | $12.31 | -29.25% | $50.59 | -6.51% | -22.74% |
| Aug 27, 2026 | $13.23 | -23.97% | $51.21 | -5.36% | -18.61% |
| Aug 26, 2026 | $12.99 | -25.34% | $49.62 | -8.30% | -17.04% |
| Aug 25, 2026 | $12.95 | -25.57% | $49.91 | -7.76% | -17.81% |
| Aug 24, 2026 | $13.12 | -24.60% | $50.46 | -6.75% | -17.85% |
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