$ASPN
Aspen Aerogels, Inc.
XNYS
Why is ASPN down today? It is at $5.11 (-6.24%), and our scanner flagged it 82 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment ASPN spikes, and full due diligence on ASPN — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $5.11
- Change today
- -6.24%
- Previous close
- $5.45
- 52-week range
- $2.30 – $9.35
- Market cap
- $463M
- Institutional own.
- 94.55%
- Total held
- 94.5%
- Tradeable float
- 4.5M 5% of shares · after 95% institutions
- Short interest
- 8.8M ▲ +8% vs prior · as of 2026-07-31
- Days to cover
- 9.0d
- Avg daily volume
- 1.8M
- Exchange
- XNYS
- 5m
- 0.3x
- 15m
- 0.7x
- 1h
- 0.9x
- 1D
- 0.2x
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Why is $ASPN down today?
Here is the latest on ASPN from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for ASPN today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystASPEN AEROGELS INC: Q2 FY2026 results, three months to Jun 30, 2026, from an SEC filing. Read it →Latest filingSC 13G/APassive 5%+ stake updatedAug 13, 2026 · 6 days agoAnalyst data via Nasdaq. Not investment advice.
Insiders
0 buys, 0 sells last 3 months (12/12 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Noglows William P Director | Other | 15K 0.02% of company | added 15% | 114K | $70K at $4.75 | Jun 23, 26 |
Kool Kathleen Director | Acquired (grant/award) | +10K 0.01% of company | added 43% | 34K | n/a | May 13, 26 |
Sweetnam James E Director | Acquired (grant/award) | +10K 0.01% of company | added 40% | 36K | n/a | May 13, 26 |
Robinson Cari Director | Acquired (grant/award) | +10K 0.01% of company | added 85% | 23K | n/a | May 13, 26 |
Noglows William P Director | Acquired (grant/award) | +10K 0.01% of company | added 12% | 99K | n/a | May 13, 26 |
Mitchell Steven R Director | Acquired (grant/award) | +10K 0.01% of company | added 7.1% | 157K | n/a | May 13, 26 |
Young Donald R Officer | Sold (automatic/other) | -4K | sold 0.7% | 638K | $14K at $3.22 | Mar 8, 26 |
Landes Gregg Officer | Sold (automatic/other) | -2K | sold 1.8% | 103K | $6K at $3.22 | Mar 8, 26 |
Thoele Grant Douglas Officer | Sold (automatic/other) | -590 | sold 0.8% | 78K | $2K at $3.22 | Mar 8, 26 |
Whitaker Corby C Officer | Sold (automatic/other) | -2K | sold 0.9% | 205K | $6K at $3.22 | Mar 8, 26 |
Thoele Grant Douglas Officer | Sold (automatic/other) | -2K | sold 2.9% | 78K | $8K at $3.27 | Mar 5, 26 |
Daniel Santhosh P Officer | Sold (automatic/other) | -986 | sold 6.0% | 15K | $3K at $3.27 | Mar 5, 26 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
$ASPN Sentiment
NeutralBlend of news sentiment, today’s move, and community votes. Not investment advice.
$ASPN Activity
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ASPN stock FAQ
Why is $ASPN down today?
Here is the latest on ASPN from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for ASPN today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
What is the ASPN stock price today?
ASPN last traded at $5.11, down 6.24% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live ASPN alerts?
The ASPN Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged ASPN 82 times in the last 30 days.
What exchange is ASPN on?
ASPN (Aspen Aerogels, Inc.) trades on XNYS, with a market cap of about $463M.
Is ASPN good for day trading?
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge ASPN for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.