AMPLVSMRCY• Today (Normalized)
Amplitude Inc. logo
Mercury Systems Inc logo

AMPL vs MRCY (Amplitude Inc. vs Mercury Systems 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

4:42 PM ET
2026-09-17

The regular trading session has completed and official closing prices are verified as of 4:42 PM ET. All metrics below represent finalized session performance.

Today's Alpha Margin

AMPL leads by +3.75% Alpha Spread Today

AMPL is trading at +2.52% while MRCY is at -1.23% .

AMPL (2.52%) MRCY (-1.23%)
Dominance Spread3.75% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

AMPL
Gap: +0.28 (2.08%)
$13.75
MRCY
Gap: +2.08 (2.38%)
$89.33
Baseline Prior Closes $13.47 vs $87.25
Card 2 • Execution OFFICIAL CLOSE

Closed At

Official exchange closing price

AMPL
Settled close
$13.81
MRCY
Settled close
$86.18
Verified Snapshot4:42 PM ET
Card 3 • Net Move AMPL LEADING

Gained / Lost Today

Net return against previous session close

AMPL
+$0.34
+2.52%
MRCY
$-1.07
-1.23%
Performance Lead +3.75% Advantage

Today's Trading Range Position

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

AMPL $13.81 (86% of range)
Low: $13.33High: $13.89
MRCY $86.18 (16% of range)
Low: $85.45High: $90.06

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

AMPL Liquidity
Share Volume
1.25M
Est. Dollar Volume
$17.20M
MRCY Liquidity
Share Volume
575.5K
Est. Dollar Volume
$49.60M

Session Ledger Comparison

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

MetricAMPLMRCYHead-to-Head Advantage
Today's Return+2.52% -1.23% AMPL +3.75%
Net Dollar Move+$0.34$-1.07AMPL higher move
Open Price$13.75$89.33 Gap: 2.08% vs 2.38%
Day High$13.89$90.06Session peaks
Day Low$13.33$85.45Session troughs
Intraday Spread$0.56$4.61High/Low spread
Share Volume1.25M575.5KAMPL more active
Est. Dollar Volume$17.20M$49.60MMRCY higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore AMPL vs MRCY Over Extended Timeframes

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