$HTFL
Heartflow, Inc. Common Stock
XNAS
Why is HTFL up today? It is at $27.22 (+0.18%), and our scanner flagged it 40 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment HTFL spikes, and full due diligence on HTFL — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $27.22
- Change today
- +0.18%
- Previous close
- $27.17
- 52-week range
- $20.13 – $41.22
- Market cap
- $2.34B
- Institutional own.
- 78.32%
- Total held
- 86.1%
- Tradeable float
- 12.0M 14% of shares · after 8% insiders + 78% institutions
- Short interest
- 5.9M ▲ +13% vs prior · as of 2026-07-15
- Short % of float
- 48.8%
- Days to cover
- 4.2d
- Avg daily volume
- 1.1M
- Exchange
- XNAS
- 5m
- 0.5x
- 15m
- 0.4x
- 1h
- 0.4x
- 1D
- 0.0x
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Why is $HTFL moving today?
Here is the latest on HTFL from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for HTFL today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystShareholder Vote, from the latest SEC filing. Read it →Analyst data via Nasdaq. Not investment advice.
$HTFL Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$HTFL Activity
News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.



HTFL stock FAQ
Why is $HTFL moving today?
Here is the latest on HTFL from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for HTFL 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 HTFL stock price today?
HTFL last traded at $27.22, up 0.18% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live HTFL alerts?
The HTFL 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 HTFL 40 times in the last 30 days.
What exchange is HTFL on?
HTFL (Heartflow, Inc. Common Stock) trades on XNAS, with a market cap of about $2.34B.
Is HTFL 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 HTFL for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.