CSGPVSEXR• Today (Normalized)
CoStar Group, Inc. logo
Extra Space Storage Inc logo

CSGP vs EXR (CoStar Group, Inc. vs Extra Space Storage Inc)

Showing Closing Date Range from Sep, 10 to Sep, 11, 2026.

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

WEEKEND • MARKETS CLOSED US Eastern Time (ET)

Weekend Market Recess

8:03 PM ET
2026-09-13

US markets are closed for the weekend. Displaying the most recent finalized trading session. Next regular session opens Monday at 9:30 AM ET.

Today's Alpha Margin

CSGP leads by +2.42% Alpha Spread Today

CSGP is trading at +3.29% while EXR is at +0.87% .

CSGP (3.29%) EXR (0.87%)
Dominance Spread2.42% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

CSGP
Gap: +0.23 (0.78%)
$29.72
EXR
Gap: +0.99 (0.73%)
$137.44
Baseline Prior Closes $29.49 vs $136.45
Card 2 • Execution OFFICIAL CLOSE

Closed At

Finalized regular session close

CSGP
Settled close
$30.46
EXR
Settled close
$137.64
Verified Snapshot8:03 PM ET
Card 3 • Net Move CSGP LEADING

Gained / Lost Today

Net return against previous session close

CSGP
+$0.97
+3.29%
EXR
+$1.19
+0.87%
Performance Lead +2.42% Advantage

Today's Trading Range Position

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

CSGP $30.46 (84% of range)
Low: $29.71High: $30.60
EXR $137.64 (56% of range)
Low: $136.27High: $138.70

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

CSGP Liquidity
Share Volume
6.20M
Est. Dollar Volume
$188.72M
EXR Liquidity
Share Volume
1.86M
Est. Dollar Volume
$256.59M

Session Ledger Comparison

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

MetricCSGPEXRHead-to-Head Advantage
Today's Return+3.29% +0.87% CSGP +2.42%
Net Dollar Move+$0.97+$1.19EXR higher move
Open Price$29.72$137.44 Gap: 0.78% vs 0.73%
Day High$30.60$138.70Session peaks
Day Low$29.71$136.27Session troughs
Intraday Spread$0.89$2.43High/Low spread
Share Volume6.20M1.86MCSGP more active
Est. Dollar Volume$188.72M$256.59MEXR higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore CSGP vs EXR Over Extended Timeframes

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