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UMC
United Microelectronic Corp.
stock NYSE ADR

Market Open

Jul 17, 2025 11:52:02 AM EDT

7.52USD+1.075%(+0.08)2,051,885

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 15, 2025 4:00:30 PM EDT

7.48USD+0.134%(+0.01)0

OverviewOptionsHistoricalExchange VolumeShortsMore

UMC Volume Jul 17, 2025 11:35:03 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	39.74	651,608	40.51
NYSE	24.91	408,405	30.77
Nasdaq GSM	7.96	130,531	7.22
IEX	6.45	105,750	4.73
NYSE Arca	6.33	103,881	4.08
Cboe BZX	6.07	99,572	3.41
Cboe EDGX	3.21	52,620	2.52
MIAX Pearl	1.73	28,301	0.97
NYSE National	1.70	27,857	1.87
MEMX	1.10	18,040	0.67
Cboe BYX	0.35	5,763	1.82
Cboe EDGA	0.17	2,863	0.62
Nasdaq PHLX	0.14	2,276	0.14
NYSE American	0.12	1,892	0.20
Nasdaq BX	0.03	484	0.21
CHX	0.00	2	0.26

chartexchange.com

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

UMC Nutrition Facts

0.19 servings per container

Serving size

8.41M

Calories

1.64M

% Day

% Avg

Off Exchange¹ 652K

39.74%

40.51%

NYSE 408K

24.91%

30.77%

Nasdaq GSM 131K

7.96%

7.22%

IEX 106K

6.45%

4.73%

NYSE Arca 104K

6.33%

4.08%

Cboe BZX 100K

6.07%

3.41%

Cboe EDGX 53K

3.21%

2.52%

MIAX Pearl 28K

1.73%

0.97%

NYSE National 28K

1.70%

1.87%

MEMX 18K

1.10%

0.67%

Cboe BYX 6K

0.35%

1.82%

Cboe EDGA 3K

0.17%

0.62%

Nasdaq PHLX 2K

0.14%

NYSE American 2K

0.12%

0.20%

Nasdaq BX 484

0.03%

0.21%

CHX 2

0.00%

0.26%

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 651,608, which is 39.74% of today's total volume.
Today's Lit volume is 988,237, which is 60.26%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.51%.
The average Lit volume has been 59.49%.

UMC Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

MIAX Pearl

NYSE National

MEMX

Cboe BYX