Dark

SEIC
SEI Investments Co
stock NASDAQ

At Close

Mar 27, 2026 3:59:58 PM EDT

75.73USD-1.547%(-1.19)748,047

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-76.92)0

After-hours

Mar 27, 2026 4:34:30 PM EDT

75.72USD-0.013%(-0.01)14,394

OverviewOptionsHistoricalExchange VolumeShortsMore

SEIC Volume Mar 27, 2026

[NF]

Exchange	Day%	Volume	30D%
Nasdaq GSM	42.55	318,001	40.57
Off Exchange¹	36.94	276,072	37.89
IEX	5.73	42,846	4.11
NYSE Arca	5.50	41,097	8.60
Cboe BZX	2.41	17,997	2.90
Cboe EDGX	2.25	16,852	1.68
NYSE	1.19	8,885	1.19
MEMX	1.14	8,501	1.03
Cboe BYX	0.51	3,791	0.43
Nasdaq BX	0.47	3,501	0.40
Cboe EDGA	0.45	3,351	0.36
NYSE National	0.30	2,219	0.23
MIAX Pearl	0.24	1,765	0.21
Nasdaq PHLX	0.17	1,269	0.19
NYSE American	0.09	689	0.10
LTSE	0.06	425	0.07
CHX	0.02	180	0.04
24X National	0.00	0	0.01

chartexchange.com

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

SEIC Nutrition Facts

0.89 servings per container

Serving size

843.41K

Calories

747.44K

% Day

% Avg

Nasdaq GSM 318K

42.55%

40.57%

Off Exchange¹ 276K

36.94%

37.89%

IEX 43K

5.73%

4.11%

NYSE Arca 41K

5.50%

8.60%

Cboe BZX 18K

2.41%

2.90%

Cboe EDGX 17K

2.25%

1.68%

NYSE 9K

1.19%

MEMX 9K

1.14%

1.03%

Cboe BYX 4K

0.51%

0.43%

Nasdaq BX 4K

0.47%

0.40%

Cboe EDGA 3K

0.45%

0.36%

NYSE National 2K

0.30%

0.23%

MIAX Pearl 2K

0.24%

0.21%

Nasdaq PHLX 1K

0.17%

0.19%

NYSE American 689

0.09%

0.10%

LTSE 425

0.06%

0.07%

CHX 180

0.02%

0.04%

24X National 0

0.00%

0.01%

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

chartexchange.com

SEIC Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 276,072, which is 36.94% of today's total volume.
Today's Lit volume is 471,369, which is 63.06%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 37.89%.
The average Lit volume has been 62.11%.

SEIC Volume by Exchange

Nasdaq GSM

Off Exchange

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

Nasdaq BX

Cboe EDGA