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RARE

Ultragenyx Pharmaceutical Inc · NASDAQ NMS - GLOBAL MARKET · Biotechnology

$23.15+$0.28 (+1.22%)

Prices delayed up to 5 minutes

AC Intelligence

AC Intelligence

AC Intelligence for RARE is being prepared.

Key Stats

Key Stats

Open

$22.91

Day High

$23.18

Day Low

$22.34

Prev Close

$22.87

Volume

0

Avg Volume

2.3M

Day Change

+$0.28

Change %

+1.22%

Fundamentals

Fundamentals

P/B

15.22

EPS (TTM)

$-5.83

Market Cap

$2.2B

52-Wk Range

$18.29 — $42.37

Earnings History

Insider Activity

Who Owns This Stock

Who Owns RARE

Other48.0%213 holders
Passive / Index20.8%8 holders
Quality / Compounder14.0%21 holders
Dealer / Bank11.3%20 holders
Tactical / Macro4.5%5 holders
Systematic / Quant2.0%9 holders
Income / Defensive1.6%13 holders

Based on Q4 2025 13F filings + AC behavioral model

291 institutional holders

Top Holders

1.Vanguard Group
$219120.2B
2.State Street
$98970.1B
3.SANDS CAPITAL MANAGEMENT, LLC
-7.5%$80171.7B
4.JPMORGAN CHASE & CO
$72382.8B
5.RTW INVESTMENTS, LP
-7.9%$69003.2B
6.BlackRock, Inc.
$65943.0B
7.BAKER BROS. ADVISORS LP
0.0%$63771.9B
8.BlackRock, Inc.
$57893.3B
0.0%$46437.0B
$45242.4B
11.FRONTIER CAPITAL MANAGEMENT CO LLC
$45196.9B
12.WELLINGTON MANAGEMENT GROUP LLP
$44297.5B
13.Citadel Advisors
$43823.8B
14.JACOBS LEVY EQUITY MANAGEMENT, INC
$40233.2B
15.Geode Capital Management
+17.4%$36901.3B
16.Aberdeen Group plc
+51.0%$33808.9B
17.AQR Capital Management
$31139.7B
18.Rock Springs Capital Management LP
+1.7%$29146.5B
19.NORGES BANK
$29003.6B
20.Fidelity Management
+205.1%$28542.7B

Institutional Pressure

Market Regime:Strong Risk-Off (-0.62)
SELLINGBUYING
Mild Selling Pressure
Other(48.0%)
Passive / Index(20.8%)
Holds
Quality / Compounder(14.0%)
Holds through
Dealer / Bank(11.3%)
Facilitating
Tactical / Macro(4.5%)
Reducing rapidly
Systematic / Quant(2.0%)
De-risking (mechanical)
Income / Defensive(1.6%)
Inflows (flight to yield)
Activist(0.4%)
May accumulate
Growth / Momentum(0.2%)
Likely trimming

35% passive + quality floor won't sell.

Updated daily · Based on Q4 2025 filings + AC behavioral model

Sentiment Signals

Sentiment Signals

Insider ActivityNo insider transactions in last 90 daysSEC Form 4
↑↑Analyst Consensus23 buy, 3 hold, 0 sellFinnhub
↑↑Inst. Flows345 increased/new, 113 decreased/exited (13F)AC 13F Analysis

Sources: SEC Form 4, Finnhub, AC 13F Analysis

On AcidCapitalist

Data provided by Finnhub. Prices delayed up to 5 minutes.