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UMC
United Microelectronic Corp.
stock NYSE ADR

At Close

Jul 17, 2025 3:59:59 PM EDT

7.53USD+1.142%(+0.09)6,366,126

7.52Bid 7.53Ask 0.01Spread

Pre-market

Jul 17, 2025 9:28:30 AM EDT

7.47USD+0.403%(+0.03)4,635

After-hours

Jul 17, 2025 4:01:30 PM EDT

7.54USD+0.199%(+0.01)47,996

OverviewOptionsHistoricalExchange VolumeShortsMore

UMC Volume Jul 17, 2025

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Exchange	Day%	Volume	30D%
Off Exchange¹	39.22	2,496,688	40.48
NYSE	31.28	1,991,320	30.82
Nasdaq GSM	7.45	474,134	7.22
NYSE Arca	4.93	313,828	4.09
IEX	4.78	304,571	4.72
Cboe BZX	4.31	274,660	3.42
Cboe EDGX	2.38	151,592	2.51
NYSE National	2.32	147,883	1.88
Cboe BYX	1.16	73,698	1.81
MIAX Pearl	1.06	67,307	0.97
MEMX	0.63	40,020	0.67
Cboe EDGA	0.24	15,048	0.61
Nasdaq BX	0.10	6,454	0.21
Nasdaq PHLX	0.08	5,099	0.13
NYSE American	0.06	3,877	0.20
CHX	0.00	2	0.25

chartexchange.com

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

UMC Nutrition Facts

0.76 servings per container

Serving size

8.41M

Calories

6.37M

% Day

% Avg

Off Exchange¹ 2M

39.22%

40.48%

NYSE 2M

31.28%

30.82%

Nasdaq GSM 474K

7.45%

7.22%

NYSE Arca 314K

4.93%

4.09%

IEX 305K

4.78%

4.72%

Cboe BZX 275K

4.31%

3.42%

Cboe EDGX 152K

2.38%

2.51%

NYSE National 148K

2.32%

1.88%

Cboe BYX 74K

1.16%

1.81%

MIAX Pearl 67K

1.06%

0.97%

MEMX 40K

0.63%

0.67%

Cboe EDGA 15K

0.24%

0.61%

Nasdaq BX 6K

0.10%

0.21%

Nasdaq PHLX 5K

0.08%

0.13%

NYSE American 4K

0.06%

0.20%

CHX 2

0.00%

0.25%

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

chartexchange.com

UMC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 2,496,688, which is 39.22% of today's total volume.
Today's Lit volume is 3,869,493, which is 60.78%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.48%.
The average Lit volume has been 59.52%.

UMC Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE National

Cboe BYX

MIAX Pearl

MEMX