CRBUVSINSP• Today (Normalized)
Caribou Biosciences Inc. logo
Inspire Medical Systems Inc. logo

CRBU vs INSP (Caribou Biosciences Inc. vs Inspire Medical Systems 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

5:02 AM ET
2026-09-12

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

INSP leads by +14.46% Alpha Spread Today

CRBU is trading at -7.30% while INSP is at +7.16% .

CRBU (-7.30%) INSP (7.16%)
Dominance Spread14.46% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

CRBU
Gap: +0.01 (0.73%)
$1.38
INSP
Gap: +1.76 (2.58%)
$69.88
Baseline Prior Closes $1.37 vs $68.12
Card 2 • Execution OFFICIAL CLOSE

Closed At

Finalized regular session close

CRBU
Settled close
$1.27
INSP
Settled close
$73.00
Verified Snapshot5:02 AM ET
Card 3 • Net Move INSP LEADING

Gained / Lost Today

Net return against previous session close

CRBU
$-0.10
-7.30%
INSP
+$4.88
+7.16%
Performance Lead +14.46% Advantage

Today's Trading Range Position

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

CRBU $1.27 (7% of range)
Low: $1.26High: $1.40
INSP $73.00 (62% of range)
Low: $69.87High: $74.95

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

CRBU Liquidity
Share Volume
2.42M
Est. Dollar Volume
$3.08M
INSP Liquidity
Share Volume
1.40M
Est. Dollar Volume
$102.15M

Session Ledger Comparison

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

MetricCRBUINSPHead-to-Head Advantage
Today's Return-7.30% +7.16% INSP +14.46%
Net Dollar Move$-0.10+$4.88INSP higher move
Open Price$1.38$69.88 Gap: 0.73% vs 2.58%
Day High$1.40$74.95Session peaks
Day Low$1.26$69.87Session troughs
Intraday Spread$0.14$5.08High/Low spread
Share Volume2.42M1.40MCRBU more active
Est. Dollar Volume$3.08M$102.15MINSP higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore CRBU vs INSP Over Extended Timeframes

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