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ALTR
Altair Engineering Inc. Class A Common Stock
stock NASDAQ

Inactive

Mar 25, 2025

111.85USD+0.143%(+0.16)977,181

Pre-market

Dec 31, 1969 7:00:00 PM EST

0.00USD-100.000%(-111.69)0

After-hours

Dec 31, 1969 7:00:00 PM EST

0.00USD0.000%(0.00)0

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ALTR Volume Dec 31, 1969

Exchange	Day%	Volume	30D%
Off Exchange¹	49.45	506,130	39.87
Nasdaq GSM	26.84	274,731	32.29
NYSE Arca	8.62	88,268	8.12
IEX	4.63	47,394	5.33
NYSE	3.08	31,545	3.22
Cboe EDGX	2.11	21,610	2.77
Cboe BZX	1.77	18,091	4.56
Cboe BYX	1.03	10,503	0.85
MEMX	0.90	9,222	0.96
NYSE National	0.39	3,995	0.31
Cboe EDGA	0.38	3,874	0.42
Nasdaq BX	0.36	3,648	0.34
MIAX Pearl	0.28	2,901	0.34
CHX	0.09	900	0.06
Nasdaq PHLX	0.03	350	0.23
NYSE American	0.03	330	0.34

chartexchange.com

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

ALTR Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 506,130, which is 49.45% of today's total volume.
Today's Lit volume is 517,362, which is 50.55%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.87%.
The average Lit volume has been 60.13%.

ALTR Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

NYSE

Cboe EDGX

Cboe BZX

Cboe BYX

MEMX

NYSE National

Cboe EDGA