RA
RARE
Ultragenyx Pharmaceutical Inc. $13.61 1M -48.4% 3M -44.1% YTD -42.3% as of 2026-09-14↑↓ next ticker · ⌘+↑↓ or scroll to zoom · ←→ pan · 0 reset
▲ buy ▼ sell · size ≈ trade size · earnings ● beat ● miss · ring ◯ before open ◯ after close · ─ moving averages · click the buttons above to hide them
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
+0.1%
Next 1 week
-0.5%
Next 1 month
-0.9%
Seasonality
Weak window historically
Next 30 days (to Oct 15): -4.5% median,
18% of the last 11 years finished up.
20-year seasonality chart →
Mean reversion
Deeply oversold — RSI(2) at 4
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought.
Its dip-buy edge in history is +0.10%/day.
Mean-reversion stats →
1-month breakdown —
Market · β 1.20 -0.6% · Seasonal tilt (11y) -0.3%
$88M/day volume
81% volatility
-56% 1-year
52-week range · 0% of the way up · -66% from the high
$13.60$39.89
Congressional trades in RARE Full tracker →
1 member · 4 buys / 0 sells · $4K–$60K disclosed · latest filing Apr 7, 2026.
| BUY | $1K–$15K | |
| BUY | $1K–$15K | |
| BUY | $1K–$15K | |
| BUY | $1K–$15K |
Earnings Full history →
Next report 2026-11-03 (Tuesday, after close, in 49 days) · EPS est. -0.66.
1-day std dev
5.6%
Finished up
39%
Biggest pop
+14.3%
Biggest drop
-13.4%
Standard deviation of the close-to-close move over the last 51 reports. History, not a forecast.
Data from the U.S. House Clerk and FINRA, plus end-of-day prices. Not investment advice.