Dark

UMC
United Microelectronic Corp.
stock NYSE ADR

Market Open

Jul 17, 2025 1:57:29 PM EDT

7.50USD+0.806%(+0.06)3,408,105

7.50Bid 7.51Ask 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 1:35:03 PM EDT

[ < ]

Exchange	Day%	Volume	30D%
Off Exchange¹	48.43	1,534,037	40.62
NYSE	21.29	674,290	30.69
Nasdaq GSM	7.78	246,383	7.22
NYSE Arca	5.81	184,132	4.09
Cboe BZX	4.71	149,043	3.41
IEX	4.69	148,513	4.72
Cboe EDGX	2.38	75,323	2.51
NYSE National	2.06	65,390	1.87
MIAX Pearl	1.33	42,200	0.97
MEMX	0.69	21,955	0.67
Cboe BYX	0.52	16,566	1.81
Cboe EDGA	0.12	3,763	0.62
NYSE American	0.09	2,716	0.20
Nasdaq PHLX	0.07	2,276	0.13
Nasdaq BX	0.03	1,005	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

0.38 servings per container

Serving size

8.41M

Calories

3.17M

% Day

% Avg

Off Exchange¹ 2M

48.43%

40.62%

NYSE 674K

21.29%

30.69%

Nasdaq GSM 246K

7.78%

7.22%

NYSE Arca 184K

5.81%

4.09%

Cboe BZX 149K

4.71%

3.41%

IEX 149K

4.69%

4.72%

Cboe EDGX 75K

2.38%

2.51%

NYSE National 65K

2.06%

1.87%

MIAX Pearl 42K

1.33%

0.97%

MEMX 22K

0.69%

0.67%

Cboe BYX 17K

0.52%

1.81%

Cboe EDGA 4K

0.12%

0.62%

NYSE American 3K

0.09%

0.20%

Nasdaq PHLX 2K

0.07%

0.13%

Nasdaq BX 1K

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 1,534,037, which is 48.43% of today's total volume.
Today's Lit volume is 1,633,557, which is 51.57%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.62%.
The average Lit volume has been 59.38%.

UMC Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

Cboe BZX

IEX

Cboe EDGX

NYSE National

MIAX Pearl

MEMX

Cboe BYX