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STM
STMicroelectronics N.V.
stock NYSE

At Close

Sep 11, 2026 3:59:58 PM EDT

51.51USD+1.518%(+0.77)7,597,130

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 11, 2026 9:29:59 AM EDT

51.37USD+1.232%(+0.63)40,033

After-hours

Sep 11, 2026 4:15:30 PM EDT

51.01USD-0.971%(-0.50)287,534

OverviewOptionsHistoricalExchange VolumeShortsMore

STM Volume Sep 11, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	34.90	2,331,329	29.91
NYSE	19.03	1,271,480	24.96
Nasdaq GSM	18.65	1,246,230	19.92
NYSE Arca	10.15	678,010	8.73
IEX	5.40	360,441	5.92
Cboe BZX	5.22	348,994	4.24
Cboe EDGX	3.04	202,797	2.70
MEMX	1.08	72,116	0.97
Cboe BYX	0.94	62,576	0.70
Cboe EDGA	0.52	34,572	0.57
CHX	0.30	20,140	0.62
MIAX Pearl	0.25	16,492	0.21
Nasdaq PHLX	0.13	8,960	0.08
NYSE National	0.12	8,035	0.15
Nasdaq BX	0.10	6,499	0.16
Texas Stock Exchange LLC	0.09	6,140	0.03
NYSE American	0.08	5,157	0.11
24X National	0.01	690	0.01
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.

STM Nutrition Facts

0.86 servings per container

Serving size

7.77M

Calories

6.68M

% Day

% Avg

Off Exchange¹ 2M

34.90%

29.91%

NYSE 1M

19.03%

24.96%

Nasdaq GSM 1M

18.65%

19.92%

NYSE Arca 678K

10.15%

8.73%

IEX 360K

5.40%

5.92%

Cboe BZX 349K

5.22%

4.24%

Cboe EDGX 203K

3.04%

2.70%

MEMX 72K

1.08%

0.97%

Cboe BYX 63K

0.94%

0.70%

Cboe EDGA 35K

0.52%

0.57%

CHX 20K

0.30%

0.62%

MIAX Pearl 16K

0.25%

0.21%

Nasdaq PHLX 9K

0.13%

0.08%

NYSE National 8K

0.12%

0.15%

Nasdaq BX 6K

0.10%

0.16%

Texas Stock Exchange LLC 6K

0.09%

0.03%

NYSE American 5K

0.08%

0.11%

24X National 690

0.01%

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

STM Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 2,331,329, which is 34.90% of today's total volume.
Today's Lit volume is 4,349,329, which is 65.10%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 29.91%.
The average Lit volume has been 70.09%.

STM Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

MEMX

Cboe BYX

Cboe EDGA

CHX