$JSPR
Jasper Therapeutics, Inc. Common Stock
XNAS
Why is JSPR down today? It is at $0.697 (-0.36%), and our scanner flagged it 2 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment JSPR spikes, and full due diligence on JSPR — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $0.697
- Change today
- -0.36%
- Previous close
- $0.700
- 52-week range
- $0.315 – $2.87
- Market cap
- $24M
- Institutional own.
- 42.85%
- Total held
- 44.8%
- Tradeable float
- 18.4M 55% of shares · after 2% insiders + 43% institutions
- Short interest
- 5.4M ▲ +24% vs prior · as of 2026-08-14
- Short % of float
- 29.2%
- Days to cover
- 7.8d
- Avg daily volume
- 1.0M
- Exchange
- XNAS
- 5m
- 5.4x
- 15m
- 2.7x
- 1h
- 1.8x
- 1D
- 0.5x
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Why is $JSPR moving today?
Here is the latest on JSPR from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for JSPR today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystListing deficiency / delisting risk, from the latest SEC filing. Read it →Insiders
4 open-market buys0 buys, 0 sells last 3 months (4/0 over 12 months)Show 8 recent transactionsMinimize 8 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Shizuru Judith Anne Director | Bought (open market) | +41K 0.1% of company | added 35% | 157K | $100K at $2.43 | Sep 22, 25 |
Martell Ron Officer | Bought (open market) | +41K 0.1% of company | added 100% | 74K | $100K at $2.43 | Sep 22, 25 |
Lucas Svetlana Director | Bought (open market) | +20K 0.06% of company | n/a | 20K | $49K at $2.43 | Sep 22, 25 |
Wiggans Thomas G Director | Bought (open market) | +41K 0.1% of company | n/a | 41K | $100K at $2.43 | Sep 22, 25 |
Mahal Jeetinder Singh Officer | Sold (automatic/other) | -900 | sold 3.5% | 25K | $20K at $22.11 | Dec 12, 24 |
Mahal Jeetinder Singh Officer | Other | 900 | added 3.6% | 26K | $6K at $7.10 | Dec 12, 24 |
Mahal Jeetinder Singh Officer | Sold (automatic/other) | -900 | sold 3.5% | 25K | $19K at $21.23 | Sep 12, 24 |
Mahal Jeetinder Singh Officer | Other | 900 | added 3.6% | 26K | $6K at $7.10 | Sep 12, 24 |
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.
$JSPR Sentiment
BearishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$JSPR Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.

JSPR stock FAQ
Why is $JSPR moving today?
Here is the latest on JSPR from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for JSPR 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 JSPR stock price today?
JSPR last traded at $0.697, down 0.36% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live JSPR alerts?
The JSPR 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 JSPR 2 times in the last 30 days.
What exchange is JSPR on?
JSPR (Jasper Therapeutics, Inc. Common Stock) trades on XNAS, with a market cap of about $24M.
Is JSPR 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 JSPR for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.