ONVSSIGIP• Today (Normalized)
ON Semiconductor Corporation logo
Selective Insurance Group Inc. Depositary Shares each representing a 1/1000th interest in a share of 4.60% Non-Cumulative Preferred Stock Series B logo

ON vs SIGIP (ON Semiconductor Corporation vs Selective Insurance Group Inc. Depositary Shares each representing a 1/1000th interest in a share of 4.60% Non-Cumulative Preferred Stock Series B)

Showing Closing Date Range from Sep, 13 to Sep, 14, 2026.

Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.

PRE-MARKET HOURS US Eastern Time (ET)

Pre-Market Session In Progress

7:59 AM ET
2026-09-15

Current time is 7:59 AM ET. The regular US trading session begins at 9:30 AM ET. Showing closing prices from the prior official trading session.

Today's Alpha Margin

SIGIP leads by +5.28% Alpha Spread Today

ON is trading at -5.90% while SIGIP is at -0.62% .

ON (-5.90%) SIGIP (-0.62%)
Dominance Spread5.28% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

ON
Gap: -3.76 (-4.94%)
$72.38
SIGIP
Gap: -0.15 (-0.97%)
$15.25
Baseline Prior Closes $76.14 vs $15.40
Card 2 • Execution PRIOR SESSION

Previous Close

Baseline for today's market open

ON
Latest snapshot
$71.65
SIGIP
Latest snapshot
$15.31
Verified Snapshot7:59 AM ET
Card 3 • Net Move SIGIP LEADING

Gained / Lost Today

Net return against previous session close

ON
$-4.49
-5.90%
SIGIP
$-0.10
-0.62%
Performance Lead +5.28% Advantage

Today's Trading Range Position

Where each asset is currently trading relative to its Day Low and Day High

ON $71.65 (11% of range)
Low: $71.46High: $73.14
SIGIP $15.31 (75% of range)
Low: $15.22High: $15.34

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

ON Liquidity
Share Volume
12.42M
Est. Dollar Volume
$889.56M
SIGIP Liquidity
Share Volume
5.8K
Est. Dollar Volume
$88.8K

Session Ledger Comparison

Direct side-by-side breakdown of today's key auction and price metrics

MetricONSIGIPHead-to-Head Advantage
Today's Return-5.90% -0.62% SIGIP +5.28%
Net Dollar Move$-4.49$-0.10SIGIP higher move
Open Price$72.38$15.25 Gap: -4.94% vs -0.97%
Day High$73.14$15.34Session peaks
Day Low$71.46$15.22Session troughs
Intraday Spread$1.68$0.12High/Low spread
Share Volume12.42M5.8KON more active
Est. Dollar Volume$889.56M$88.8KON higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore ON vs SIGIP Over Extended Timeframes

Today's session isolates intraday momentum. Switch to normalized multi-day timeframes to analyze historical correlations, cumulative returns, and divergence charts.