ASPN vs BIRD (Aspen Aerogels Inc. vs Smartbird Inc.)
Showing Closing Date Range from Oct 4 to Oct 5, 2026.
Normalized cumulative comparison anchored at 0.00% baseline to illustrate pure alpha, return divergence, and market momentum.
US Market Trading Session Active
Active trading session is live as of 12:25 PM ET. Prices update dynamically and reflect the latest trade records across major US exchanges. Official closing prices settle after 4:00 PM ET.
ASPN leads by +5.92% Alpha Spread Today
ASPN is trading at +2.34% while BIRD is at -3.58% .
Started At
Official opening auction price
Last Recorded Trade Price
Last recorded trade as of 12:25 PM ET
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 | ASPN | BIRD | Head-to-Head Advantage |
|---|---|---|---|
| Today's Return | +2.34% | -3.58% | ASPN +5.92% |
| Net Dollar Move | +$0.13 | $-0.13 | ASPN higher move |
| Open Price | $5.67 | $3.51 | Gap: 3.47% vs 0.57% |
| Day High | $5.82 | $3.89 | Session peaks |
| Day Low | $5.65 | $3.32 | Session troughs |
| Intraday Spread | $0.17 | $0.57 | High/Low spread |
| Share Volume | 838.8K | 1.90M | BIRD more active |
| Est. Dollar Volume | $4.77M | $6.40M | BIRD higher liquidity |
Explore ASPN vs BIRD Over Extended Timeframes
Today's session isolates intraday momentum. Switch to normalized multi-day timeframes to analyze historical correlations, cumulative returns, and divergence charts.