$RARE
Ultragenyx Pharmaceutical Inc.
XNAS•Health Care•Pharmaceutical Preparations
Why is RARE up today? It is at $26.42 (+4.34%), and our scanner flagged it 113 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment RARE spikes, and full due diligence on RARE — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $26.42
- Change today
- +4.34%
- Previous close
- $25.32
- 52-week range
- $18.29 – $39.89
- Market cap
- $2.50B
- Institutional own.
- 99.9%
- Total held
- 99.9%
- Tradeable float
- 99K 0% of shares · after 100% institutions
- Short interest
- 15.0M ▲ +11% vs prior · as of 2026-07-31
- Days to cover
- 8.3d
- Avg daily volume
- 2.1M
- Sector
- Health Care
- Industry
- Pharmaceutical Preparations
- Exchange
- XNAS
- 5m
- 0.6x
- 15m
- 0.6x
- 1h
- 0.9x
- 1D
- 0.4x
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Why is $RARE up today?
RARE is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 10 unusual-volume and momentum alerts on RARE today, peaking at 19.7x its normal volume.
Analyst data via Nasdaq. Not investment advice.
Insiders
Insiders selling0 buys, 6 sells last 3 months (22/30 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Horn Howard Officer | Sold (automatic/other) | -5K | sold 4.6% | 96K | $117K at $24.92 | Aug 3, 26 |
Parschauer Karah Herdman Officer | Sold (automatic/other) | -2K | sold 2.0% | 93K | $47K at $24.92 | Aug 3, 26 |
Horn Howard Officer | Sold (automatic/other) | -5K | sold 4.4% | 101K | $156K at $33.13 | Jul 1, 26 |
Parschauer Karah Herdman Officer | Sold (automatic/other) | -2K | sold 2.0% | 94K | $47K at $24.62 | Jun 15, 26 |
Sanders Corazon (Corsee) D. Director | Sold (automatic/other) | -2K | sold 8.7% | 21K | $50K at $25.05 | Jun 15, 26 |
Horn Howard Officer | Sold (automatic/other) | -5K | sold 4.2% | 106K | $111K at $23.77 | Jun 1, 26 |
Suliman Shehnaaz Director | Sold (automatic/other) | -6K | sold 17% | 28K | $144K at $25.12 | May 18, 26 |
Dunsire Deborah Director | Acquired (grant/award) | +8K | added 25% | 39K | n/a | May 14, 26 |
Welch Daniel G Director | Acquired (grant/award) | +8K | added 24% | 40K | n/a | May 14, 26 |
Narachi Michael Director | Acquired (grant/award) | +8K | added 24% | 40K | n/a | May 14, 26 |
Sanders Corazon (Corsee) D. Director | Acquired (grant/award) | +8K | added 51% | 23K | n/a | May 14, 26 |
Ray Amrit Director | Acquired (grant/award) | +8K | added 33% | 31K | n/a | May 14, 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.
Dilution watch
UnavailableWe could not reach SEC EDGAR, so the dilution check did not run for $RARE. This is not a clean result: there may be an offering, a registration or a shelf on file that we were unable to read. Check it yourself on SEC EDGAR before trading it.
$RARE Sentiment
BearishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$RARE Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.
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RARE stock FAQ
Why is $RARE up today?
RARE is one of today's most active names, trading on unusually heavy volume (live price and day move above). Our scanner has fired 10 unusual-volume and momentum alerts on RARE today, peaking at 19.7x its normal volume.
What is the RARE stock price today?
RARE last traded at $26.42, up 4.34% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live RARE alerts?
The RARE 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 RARE 113 times in the last 30 days.
What exchange is RARE on?
RARE (Ultragenyx Pharmaceutical Inc.) trades on XNAS, with a market cap of about $2.50B in the PHARMACEUTICAL PREPARATIONS sector.
Is RARE 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 RARE for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.