GOSSVSVSA• Today (Normalized)
Gossamer Bio Inc. logo
VisionSys AI Inc. logo

GOSS vs VSA (Gossamer Bio Inc. vs VisionSys AI Inc.)

Showing Closing Date Range from Sep, 16 to Sep, 17, 2026.

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

TODAY'S SESSION SETTLED & FINALIZED US Eastern Time (ET)

Today's Session Official Close

6:46 PM ET
2026-09-17

The regular trading session has completed and official closing prices are verified as of 6:46 PM ET. All metrics below represent finalized session performance.

Today's Alpha Margin

GOSS leads by +17.63% Alpha Spread Today

GOSS is trading at +8.94% while VSA is at -8.69% .

GOSS (8.94%) VSA (-8.69%)
Dominance Spread17.63% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

GOSS
Gap: +0.82 (7.48%)
$11.78
VSA
Gap: +0.04 (1.54%)
$2.63
Baseline Prior Closes $10.96 vs $2.59
Card 2 • Execution OFFICIAL CLOSE

Closed At

Official exchange closing price

GOSS
Settled close
$11.94
VSA
Settled close
$2.37
Verified Snapshot6:46 PM ET
Card 3 • Net Move GOSS LEADING

Gained / Lost Today

Net return against previous session close

GOSS
+$0.98
+8.94%
VSA
$-0.23
-8.69%
Performance Lead +17.63% Advantage

Today's Trading Range Position

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

GOSS $11.94 (56% of range)
Low: $11.28High: $12.45
VSA $2.37 (6% of range)
Low: $2.35High: $2.70

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

GOSS Liquidity
Share Volume
267.6K
Est. Dollar Volume
$3.20M
VSA Liquidity
Share Volume
25.0K
Est. Dollar Volume
$59.2K

Session Ledger Comparison

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

MetricGOSSVSAHead-to-Head Advantage
Today's Return+8.94% -8.69% GOSS +17.63%
Net Dollar Move+$0.98$-0.23GOSS higher move
Open Price$11.78$2.63 Gap: 7.48% vs 1.54%
Day High$12.45$2.70Session peaks
Day Low$11.28$2.35Session troughs
Intraday Spread$1.17$0.35High/Low spread
Share Volume267.6K25.0KGOSS more active
Est. Dollar Volume$3.20M$59.2KGOSS higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore GOSS vs VSA Over Extended Timeframes

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