Dark

MMC
Marsh & McLennan Companies, Inc.
stock NYSE

Inactive

Jan 13, 2026

182.70USD-1.578%(-2.93)2,165,760

Pre-market

0.00USD-100.000%(-185.63)0

After-hours

0.00USD0.000%(0.00)0

OverviewOptionsHistoricalExchange VolumeShortsMore

MMC Volume Dec 31, 1969

Exchange	Day%	Volume	30D%
Off Exchange¹	53.51	1,158,879	48.23
NYSE	26.29	569,336	29.06
Nasdaq GSM	5.78	125,183	7.12
NYSE Arca	4.61	99,765	5.66
IEX	3.48	75,293	3.83
Cboe BZX	2.49	53,851	2.45
Cboe BYX	1.18	25,472	0.45
Cboe EDGX	1.15	24,992	1.17
MEMX	0.43	9,365	0.68
Nasdaq BX	0.40	8,597	0.37
NYSE National	0.26	5,636	0.21
Cboe EDGA	0.13	2,903	0.33
MIAX Pearl	0.12	2,536	0.16
NYSE American	0.11	2,293	0.10
Nasdaq PHLX	0.08	1,658	0.13
CHX	0.00	1	0.04

chartexchange.com

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

MMC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,158,879, which is 53.51% of today's total volume.
Today's Lit volume is 1,006,881, which is 46.49%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.23%.
The average Lit volume has been 51.77%.

MMC Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe BYX

Cboe EDGX

MEMX

Nasdaq BX

NYSE National