Dark

SNY
Sanofi
stock NASDAQ ADR

At Close

Jul 21, 2026 3:59:58 PM EDT

43.76USD-0.500%(-0.22)2,192,809

43.57Bid 44.00Ask 0.43Spread

Pre-market

Jul 21, 2026 9:29:30 AM EDT

43.65USD-0.750%(-0.33)14,341

After-hours

Jul 21, 2026 4:00:30 PM EDT

43.75USD-0.023%(-0.01)107,384

OverviewOptionsHistoricalExchange VolumeShortsMore

SNY Volume Jul 21, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	53.26	1,168,287	50.32
Nasdaq GSM	23.31	511,218	24.41
NYSE Arca	10.21	224,062	8.94
Cboe BZX	3.25	71,329	4.07
IEX	2.99	65,656	4.40
NYSE	2.63	57,600	2.39
Cboe EDGX	1.31	28,748	1.71
MEMX	0.88	19,385	1.09
Cboe BYX	0.81	17,779	0.75
Cboe EDGA	0.34	7,541	0.75
NYSE American	0.29	6,465	0.12
NYSE National	0.24	5,228	0.34
MIAX Pearl	0.15	3,364	0.32
CHX	0.12	2,628	0.10
Nasdaq BX	0.08	1,803	0.18
24X National	0.08	1,700	0.03
Nasdaq PHLX	0.03	682	0.08
LTSE	0.00	0	0.00

chartexchange.com

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

SNY Nutrition Facts

0.56 servings per container

Serving size

3.94M

Calories

2.19M

% Day

% Avg

Off Exchange¹ 1M

53.26%

50.32%

Nasdaq GSM 511K

23.31%

24.41%

NYSE Arca 224K

10.21%

8.94%

Cboe BZX 71K

3.25%

4.07%

IEX 66K

2.99%

4.40%

NYSE 58K

2.63%

2.39%

Cboe EDGX 29K

1.31%

1.71%

MEMX 19K

0.88%

1.09%

Cboe BYX 18K

0.81%

0.75%

Cboe EDGA 8K

0.34%

0.75%

NYSE American 6K

0.29%

0.12%

NYSE National 5K

0.24%

0.34%

MIAX Pearl 3K

0.15%

0.32%

CHX 3K

0.12%

0.10%

Nasdaq BX 2K

0.08%

0.18%

24X National 2K

0.08%

0.03%

Nasdaq PHLX 682

0.03%

0.08%

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

SNY Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,168,287, which is 53.26% of today's total volume.
Today's Lit volume is 1,025,188, which is 46.74%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 50.32%.
The average Lit volume has been 49.68%.

SNY Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe BZX

IEX

NYSE

Cboe EDGX

MEMX

Cboe BYX

Cboe EDGA

NYSE American