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REGN
Regeneron Pharmaceuticals Inc
stock NASDAQ

At Close

Jun 11, 2026 3:59:59 PM EDT

611.03USD+1.560%(+9.38)925,669

584.82Bid 642.60Ask 57.78Spread

Pre-market

Jun 10, 2026 9:16:30 AM EDT

617.97USD+2.713%(+16.32)0

After-hours

Jun 11, 2026 4:19:30 PM EDT

605.00USD-0.988%(-6.03)159,013

OverviewOptionsHistoricalExchange VolumeShortsMore

REGN Volume Jun 11, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	39.07	368,419	45.62
Nasdaq GSM	35.12	331,147	32.85
IEX	7.78	73,372	7.35
Cboe BZX	5.11	48,201	4.04
NYSE Arca	4.37	41,177	4.25
Cboe EDGX	2.55	24,055	1.71
NYSE	1.50	14,185	1.08
Cboe BYX	0.93	8,774	0.65
MEMX	0.78	7,397	0.67
Cboe EDGA	0.75	7,042	0.41
MIAX Pearl	0.70	6,569	0.18
Nasdaq BX	0.63	5,949	0.41
NYSE National	0.44	4,151	0.24
Nasdaq PHLX	0.15	1,446	0.10
CHX	0.06	568	0.37
NYSE American	0.05	514	0.06
24X National	0.00	9	0.02
LTSE	0.00	0	0.00

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

REGN Nutrition Facts

0.84 servings per container

Serving size

1.13M

Calories

942.98K

% Day

% Avg

Off Exchange¹ 368K

39.07%

45.62%

Nasdaq GSM 331K

35.12%

32.85%

IEX 73K

7.78%

7.35%

Cboe BZX 48K

5.11%

4.04%

NYSE Arca 41K

4.37%

4.25%

Cboe EDGX 24K

2.55%

1.71%

NYSE 14K

1.50%

1.08%

Cboe BYX 9K

0.93%

0.65%

MEMX 7K

0.78%

0.67%

Cboe EDGA 7K

0.75%

0.41%

MIAX Pearl 7K

0.70%

0.18%

Nasdaq BX 6K

0.63%

0.41%

NYSE National 4K

0.44%

0.24%

Nasdaq PHLX 1K

0.15%

0.10%

CHX 568

0.06%

0.37%

NYSE American 514

0.05%

0.06%

24X National 9

0.00%

0.02%

LTSE 0

0.00%

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

chartexchange.com

REGN Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 368,419, which is 39.07% of today's total volume.
Today's Lit volume is 574,556, which is 60.93%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.62%.
The average Lit volume has been 54.38%.

REGN Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

NYSE

Cboe BYX

MEMX

Cboe EDGA

MIAX Pearl