ON vs OSBC (ON Semiconductor Corporation vs Old Second Bancorp Inc.)
Showing Closing Date Range from Sep, 14 to Sep, 15, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
Pre-Market Session In Progress
Current time is 2:31 AM ET. The regular US trading session begins at 9:30 AM ET. Showing closing prices from the prior official trading session.
ON leads by +2.08% Alpha Spread Today
ON is trading at +2.16% while OSBC is at +0.08% .
Started At
Official opening auction price
Previous Close
Baseline for today's market open
Gained / Lost Today
Net return against previous session close
Today's Trading Range Position
Where each asset is currently trading relative to its Day Low and Day High
Session Liquidity & Volume
Trading activity, share volume, and estimated dollar liquidity
Session Ledger Comparison
Direct side-by-side breakdown of today's key auction and price metrics
| Metric | ON | OSBC | Head-to-Head Advantage |
|---|---|---|---|
| Today's Return | +2.16% | +0.08% | ON +2.08% |
| Net Dollar Move | +$1.55 | +$0.02 | ON higher move |
| Open Price | $73.35 | $25.52 | Gap: 2.37% vs 0.04% |
| Day High | $74.75 | $25.68 | Session peaks |
| Day Low | $71.35 | $25.33 | Session troughs |
| Intraday Spread | $3.40 | $0.35 | High/Low spread |
| Share Volume | 12.54M | 486.5K | ON more active |
| Est. Dollar Volume | $917.94M | $12.42M | ON higher liquidity |
Explore ON vs OSBC Over Extended Timeframes
Today's session isolates intraday momentum. Switch to normalized multi-day timeframes to analyze historical correlations, cumulative returns, and divergence charts.