Dark

RARE
Ultragenyx Pharmaceutical Inc.
stock NASDAQ

At Close

Aug 20, 2026 3:59:56 PM EDT

25.33USD-3.487%(-0.91)3,828,185

21.80Bid 28.78Ask 6.98Spread

Pre-market

Aug 20, 2026 9:27:49 AM EDT

28.67USD+9.261%(+2.43)64,829

After-hours

Aug 20, 2026 4:08:30 PM EDT

25.31USD-0.059%(-0.02)562,818

OverviewOptionsHistoricalDark Pool PrintsShortsMore

RARE Volume Aug 20, 2026 3:55:03 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	53.33	1,595,950	40.50
Nasdaq GSM	19.18	573,848	38.62
NYSE Arca	8.56	256,264	5.84
Cboe EDGX	4.68	140,093	2.34
IEX	4.25	127,283	5.53
Cboe BZX	3.81	113,904	3.06
MEMX	1.89	56,555	0.81
NYSE	1.21	36,139	1.28
Cboe EDGA	0.97	29,159	0.42
Cboe BYX	0.52	15,413	0.54
MIAX Pearl	0.41	12,379	0.22
Nasdaq BX	0.25	7,411	0.18
Nasdaq PHLX	0.22	6,516	0.12
NYSE American	0.20	5,995	0.12
LTSE	0.20	5,887	0.15
NYSE National	0.18	5,330	0.13
CHX	0.12	3,491	0.09
24X National	0.04	1,060	0.02
Texas Stock Exchange LLC	0.00	0	0.03

chartexchange.com

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

RARE Nutrition Facts

1.61 servings per container

Serving size

1.86M

Calories

2.99M

% Day

% Avg

Off Exchange¹ 2M

53.33%

40.50%

Nasdaq GSM 574K

19.18%

38.62%

NYSE Arca 256K

8.56%

5.84%

Cboe EDGX 140K

4.68%

2.34%

IEX 127K

4.25%

5.53%

Cboe BZX 114K

3.81%

3.06%

MEMX 57K

1.89%

0.81%

NYSE 36K

1.21%

1.28%

Cboe EDGA 29K

0.97%

0.42%

Cboe BYX 15K

0.52%

0.54%

MIAX Pearl 12K

0.41%

0.22%

Nasdaq BX 7K

0.25%

0.18%

Nasdaq PHLX 7K

0.22%

0.12%

NYSE American 6K

0.20%

0.12%

LTSE 6K

0.20%

0.15%

NYSE National 5K

0.18%

0.13%

CHX 3K

0.12%

0.09%

24X National 1K

0.04%

0.02%

Texas Stock Exchange LLC 0

0.00%

0.03%

¹ A) Dark Pool or Off Exchange? B) Venues explained. C) All trades that update volume from the CTA.

chartexchange.com

RARE Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,595,950, which is 53.33% of today's total volume.
Today's Lit volume is 1,396,727, which is 46.67%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.50%.
The average Lit volume has been 59.50%.

RARE Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

IEX

Cboe BZX

MEMX

NYSE

Cboe EDGA

Cboe BYX

MIAX Pearl