Dark

CMP
Compass Minerals International, Inc.
stock NYSE

At Close

Sep 1, 2026 3:59:53 PM EDT

24.44USD-1.689%(-0.42)437,417

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 1, 2026 9:29:59 AM EDT

24.46USD-1.609%(-0.40)355

After-hours

Aug 31, 2026 4:10:30 PM EDT

24.86USD-0.201%(-0.05)0

OverviewOptionsHistoricalExchange VolumeShortsMore

CMP Volume Sep 1, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	49.21	170,736	39.00
NYSE	19.19	66,599	30.79
Nasdaq GSM	10.72	37,189	10.06
IEX	5.54	19,211	5.47
NYSE Arca	4.48	15,543	4.02
Cboe BZX	4.42	15,325	3.88
Cboe EDGX	1.99	6,909	2.13
MEMX	1.44	4,986	0.88
MIAX Pearl	0.49	1,696	0.26
LTSE	0.49	1,685	0.22
Cboe BYX	0.45	1,568	0.99
Cboe EDGA	0.38	1,305	0.74
Texas Stock Exchange LLC	0.37	1,298	0.09
NYSE National	0.23	786	0.36
24X National	0.19	649	0.01
Nasdaq BX	0.17	580	0.47
Nasdaq PHLX	0.14	489	0.27
NYSE American	0.11	370	0.24
CHX	0.01	46	0.13

chartexchange.com

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

CMP Nutrition Facts

0.72 servings per container

Serving size

481.83K

Calories

346.97K

% Day

% Avg

Off Exchange¹ 171K

49.21%

39.00%

NYSE 67K

19.19%

30.79%

Nasdaq GSM 37K

10.72%

10.06%

IEX 19K

5.54%

5.47%

NYSE Arca 16K

4.48%

4.02%

Cboe BZX 15K

4.42%

3.88%

Cboe EDGX 7K

1.99%

2.13%

MEMX 5K

1.44%

0.88%

MIAX Pearl 2K

0.49%

0.26%

LTSE 2K

0.49%

0.22%

Cboe BYX 2K

0.45%

0.99%

Cboe EDGA 1K

0.38%

0.74%

Texas Stock Exchange LLC 1K

0.37%

0.09%

NYSE National 786

0.23%

0.36%

24X National 649

0.19%

0.01%

Nasdaq BX 580

0.17%

0.47%

Nasdaq PHLX 489

0.14%

0.27%

NYSE American 370

0.11%

0.24%

CHX 46

0.01%

0.13%

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

chartexchange.com

CMP Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 170,736, which is 49.21% of today's total volume.
Today's Lit volume is 176,234, which is 50.79%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.00%.
The average Lit volume has been 61.00%.

CMP Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

MEMX

MIAX Pearl

LTSE

Cboe BYX