ONVSOSBC• 28 Days (Normalized)
ON vs OSBC (ON Semiconductor Corporation vs Old Second Bancorp Inc.)
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.
ON Performance $73.2
-7.83%
ON Semiconductor Corporation
Normalized Baseline0.00%
OSBC Performance $25.53
-0.51%
Old Second Bancorp Inc.
Normalized Baseline0.00%
Alpha Spread Margin OSBC LEADS
-7.32%
OSBC outperforming by 7.32%
ONOSBC
Spread Trajectory28 Days (Normalized)
Cumulative Performance Trajectory
Interactive divergence comparison normalized at 0.00% on start date.
ON OSBC
Comparative Historical Ledger
Daily closing prices, normalized percentages, and relative spread divergence.
Historical Quotes & Breakdown(20 dates)
| Date | ON Price | ON Gain (%) | OSBC Price | OSBC Gain (%) | Spread |
|---|---|---|---|---|---|
| Sep 15, 2026 | $73.20 | -7.83% | $25.53 | -0.51% | -7.32% |
| Sep 14, 2026 | $71.65 | -9.78% | $25.51 | -0.58% | -9.20% |
| Sep 11, 2026 | $76.14 | -4.13% | $25.58 | -0.31% | -3.82% |
| Sep 10, 2026 | $70.17 | -11.65% | $25.53 | -0.51% | -11.14% |
| Sep 09, 2026 | $70.98 | -10.63% | $25.26 | -1.56% | -9.07% |
| Sep 08, 2026 | $71.08 | -10.50% | $25.53 | -0.51% | -9.99% |
| Sep 04, 2026 | $74.38 | -6.35% | $25.72 | +0.23% | -6.58% |
| Sep 03, 2026 | $73.65 | -7.27% | $25.68 | +0.08% | -7.35% |
| Sep 02, 2026 | $72.34 | -8.91% | $25.53 | -0.51% | -8.40% |
| Sep 01, 2026 | $72.65 | -8.52% | $25.08 | -2.26% | -6.26% |
| Aug 31, 2026 | $74.09 | -6.71% | $25.08 | -2.26% | -4.45% |
| Aug 28, 2026 | $72.61 | -8.57% | $25.24 | -1.64% | -6.93% |
| Aug 27, 2026 | $74.80 | -5.82% | $25.17 | -1.91% | -3.91% |
| Aug 26, 2026 | $73.22 | -7.81% | $25.25 | -1.60% | -6.21% |
| Aug 25, 2026 | $72.51 | -8.70% | $25.19 | -1.83% | -6.87% |
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