ATECVSBJDX• Today (Normalized)
Alphatec Holdings Inc. logo
Bluejay Diagnostics Inc. logo

ATEC vs BJDX (Alphatec Holdings Inc. vs Bluejay Diagnostics 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.

PRE-MARKET HOURS US Eastern Time (ET)

Pre-Market Session In Progress

2:42 AM ET
2026-09-14

Current time is 2:42 AM ET. The regular US trading session begins at 9:30 AM ET. Showing closing prices from the prior official trading session.

Today's Alpha Margin

ATEC leads by +30.87% Alpha Spread Today

ATEC is trading at +19.68% while BJDX is at -11.19% .

ATEC (19.68%) BJDX (-11.19%)
Dominance Spread30.87% Spread
Card 1 • Session Start 9:30 AM ET OPEN

Started At

Official opening auction price

ATEC
Gap: +0.71 (8.03%)
$9.55
BJDX
Gap: -0.01 (-0.99%)
$1.00
Baseline Prior Closes $8.84 vs $1.01
Card 2 • Execution PRIOR SESSION

Previous Close

Baseline for today's market open

ATEC
Latest snapshot
$10.58
BJDX
Latest snapshot
$0.90
Verified Snapshot2:42 AM ET
Card 3 • Net Move ATEC LEADING

Gained / Lost Today

Net return against previous session close

ATEC
+$1.74
+19.68%
BJDX
$-0.11
-11.19%
Performance Lead +30.87% Advantage

Today's Trading Range Position

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

ATEC $10.58 (98% of range)
Low: $9.34High: $10.60
BJDX $0.90 (27% of range)
Low: $0.86High: $1.01

Session Liquidity & Volume

Trading activity, share volume, and estimated dollar liquidity

ATEC Liquidity
Share Volume
6.45M
Est. Dollar Volume
$68.27M
BJDX Liquidity
Share Volume
320.4K
Est. Dollar Volume
$288.4K

Session Ledger Comparison

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

MetricATECBJDXHead-to-Head Advantage
Today's Return+19.68% -11.19% ATEC +30.87%
Net Dollar Move+$1.74$-0.11ATEC higher move
Open Price$9.55$1.00 Gap: 8.03% vs -0.99%
Day High$10.60$1.01Session peaks
Day Low$9.34$0.86Session troughs
Intraday Spread$1.26$0.15High/Low spread
Share Volume6.45M320.4KATEC more active
Est. Dollar Volume$68.27M$288.4KATEC higher liquidity
Multi-Day Trajectory ChartsInteractive Historical Comparison

Explore ATEC vs BJDX Over Extended Timeframes

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