MRCY vs RBLX (Mercury Systems Inc vs Roblox Corporation)
Showing Closing Date Range from Sep, 17 to Sep, 18, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
Today's Session Official Close
The regular trading session has completed and official closing prices are verified as of 4:30 PM ET. All metrics below represent finalized session performance.
RBLX leads by +1.71% Alpha Spread Today
MRCY is trading at -1.04% while RBLX is at +0.67% .
Started At
Official opening auction price
Closed At
Official exchange closing price
Gained / Lost Today
Net return against previous session close
Today's Trading Range Position
Where each asset is currently trading relative to its Day Low and Day High
Session Liquidity & Volume
Trading activity, share volume, and estimated dollar liquidity
Session Ledger Comparison
Direct side-by-side breakdown of today's key auction and price metrics
| Metric | MRCY | RBLX | Head-to-Head Advantage |
|---|---|---|---|
| Today's Return | -1.04% | +0.67% | RBLX +1.71% |
| Net Dollar Move | $-0.90 | +$0.32 | RBLX higher move |
| Open Price | $86.98 | $47.55 | Gap: 0.93% vs 0.11% |
| Day High | $86.98 | $48.14 | Session peaks |
| Day Low | $84.37 | $46.26 | Session troughs |
| Intraday Spread | $2.61 | $1.88 | High/Low spread |
| Share Volume | 1.71M | 12.97M | RBLX more active |
| Est. Dollar Volume | $145.55M | $620.38M | RBLX higher liquidity |
Explore MRCY vs RBLX Over Extended Timeframes
Today's session isolates intraday momentum. Switch to normalized multi-day timeframes to analyze historical correlations, cumulative returns, and divergence charts.