Dark

KOP
Koppers Holdings, Inc.
stock NYSE

At Close

Jun 18, 2026 3:59:42 PM EDT

43.83USD+0.412%(+0.18)385,865

0.00Bid 0.00Ask 0.00Spread

Pre-market

Jun 18, 2026 8:07:30 AM EDT

43.75USD+0.229%(+0.10)100

After-hours

Jun 18, 2026 4:10:30 PM EDT

43.73USD-0.228%(-0.10)254,246

OverviewOptionsHistoricalExchange VolumeShortsMore

KOP Volume Dec 31, 1969

[NF]

Exchange	Day%	Volume	30D%
NYSE	75.72	292,175	40.65
Off Exchange¹	16.65	64,228	35.59
Nasdaq GSM	1.99	7,697	8.40
IEX	1.32	5,090	4.01
Cboe EDGX	1.20	4,636	2.57
Cboe BZX	1.04	4,024	2.56
NYSE Arca	0.75	2,887	2.77
Cboe EDGA	0.45	1,752	0.48
MEMX	0.31	1,186	0.94
Nasdaq BX	0.23	881	0.60
Cboe BYX	0.14	521	0.58
NYSE National	0.10	401	0.33
Nasdaq PHLX	0.03	123	0.10
CHX	0.03	100	0.02
MIAX Pearl	0.02	86	0.18
NYSE American	0.02	71	0.09
LTSE	0.00	0	0.13

chartexchange.com

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

KOP Nutrition Facts

1.90 servings per container

Serving size

202.61K

Calories

385.86K

% Day

% Avg

NYSE 292K

75.72%

40.65%

Off Exchange¹ 64K

16.65%

35.59%

Nasdaq GSM 8K

1.99%

8.40%

IEX 5K

1.32%

4.01%

Cboe EDGX 5K

1.20%

2.57%

Cboe BZX 4K

1.04%

2.56%

NYSE Arca 3K

0.75%

2.77%

Cboe EDGA 2K

0.45%

0.48%

MEMX 1K

0.31%

0.94%

Nasdaq BX 881

0.23%

0.60%

Cboe BYX 521

0.14%

0.58%

NYSE National 401

0.10%

0.33%

Nasdaq PHLX 123

0.03%

0.10%

CHX 100

0.03%

0.02%

MIAX Pearl 86

0.02%

0.18%

NYSE American 71

0.02%

0.09%

LTSE 0

0.00%

0.13%

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

chartexchange.com

KOP Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 64,228, which is 16.65% of today's total volume.
Today's Lit volume is 321,630, which is 83.35%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 35.59%.
The average Lit volume has been 64.41%.

KOP Volume by Exchange

NYSE

Off Exchange

Nasdaq GSM

IEX

Cboe EDGX

Cboe BZX

NYSE Arca

Cboe EDGA

MEMX

Nasdaq BX

Cboe BYX