ATERVSUAA• Today (Normalized)
Aterian Inc. logo
Under Armour Inc. logo

ATER vs UAA (Aterian Inc. vs Under Armour 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

8:16 PM 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

UAA leads by +12.62% Alpha Spread Today

ATER is trading at -9.80% while UAA is at +2.82% .

ATER (-9.80%) UAA (2.82%)
Dominance Spread12.62% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

ATER
Gap: +0.03 (3.49%)
$0.89
UAA
Gap: +0.14 (2.82%)
$5.11
Baseline Prior Closes $0.86 vs $4.97
Card 2 • Execution OFFICIAL CLOSE

Closed At

Finalized regular session close

ATER
Settled close
$0.77
UAA
Settled close
$5.11
Verified Snapshot8:16 PM ET
Card 3 • Net Move UAA LEADING

Gained / Lost Today

Net return against previous session close

ATER
$-0.08
-9.80%
UAA
+$0.14
+2.82%
Performance Lead +12.62% Advantage

Today's Trading Range Position

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

ATER $0.77 (29% of range)
Low: $0.71High: $0.92
UAA $5.11 (59% of range)
Low: $5.01High: $5.18

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

ATER Liquidity
Share Volume
1.17M
Est. Dollar Volume
$901.4K
UAA Liquidity
Share Volume
11.18M
Est. Dollar Volume
$57.11M

Session Ledger Comparison

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

MetricATERUAAHead-to-Head Advantage
Today's Return-9.80% +2.82% UAA +12.62%
Net Dollar Move$-0.08+$0.14UAA higher move
Open Price$0.89$5.11 Gap: 3.49% vs 2.82%
Day High$0.92$5.18Session peaks
Day Low$0.71$5.01Session troughs
Intraday Spread$0.21$0.17High/Low spread
Share Volume1.17M11.18MUAA more active
Est. Dollar Volume$901.4K$57.11MUAA higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore ATER vs UAA Over Extended Timeframes

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