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HSTM
HealthStream Inc
stock NASDAQ

Market Open

Dec 16, 2025 12:38:05 PM EST

24.19USD-0.779%(-0.19)44,036

24.23Bid 24.26Ask 0.03Spread

Pre-market

0.00USD-100.000%(-24.38)0

After-hours

Dec 15, 2025 4:07:30 PM EST

24.38USD-0.041%(-0.01)0

OverviewOptionsHistoricalExchange VolumeShortsMore

HSTM Volume Dec 16, 2025 12:24:41 PM EST

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	42.48	17,456	40.27
Nasdaq GSM	31.87	13,094	41.78
NYSE Arca	9.20	3,780	5.21
IEX	5.87	2,412	4.13
Cboe BZX	3.17	1,303	3.63
Cboe EDGX	2.81	1,156	1.71
NYSE	2.02	829	0.90
Cboe BYX	0.83	343	0.41
NYSE National	0.61	251	0.11
Nasdaq BX	0.49	202	0.46
MEMX	0.43	178	0.62
NYSE American	0.19	78	0.08
MIAX Pearl	0.01	4	0.21
Nasdaq PHLX	0.00	2	0.23
Cboe EDGA	0.00	0	0.25
CHX	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.

HSTM Nutrition Facts

0.21 servings per container

Serving size

195.33K

Calories

41.09K

% Day

% Avg

Off Exchange¹ 17K

42.48%

40.27%

Nasdaq GSM 13K

31.87%

41.78%

NYSE Arca 4K

9.20%

5.21%

IEX 2K

5.87%

4.13%

Cboe BZX 1K

3.17%

3.63%

Cboe EDGX 1K

2.81%

1.71%

NYSE 829

2.02%

0.90%

Cboe BYX 343

0.83%

0.41%

NYSE National 251

0.61%

0.11%

Nasdaq BX 202

0.49%

0.46%

MEMX 178

0.43%

0.62%

NYSE American 78

0.19%

0.08%

MIAX Pearl 4

0.01%

0.21%

Nasdaq PHLX 2

0.00%

0.23%

Cboe EDGA 0

0.00%

0.25%

CHX 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

HSTM Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 17,456, which is 42.48% of today's total volume.
Today's Lit volume is 23,632, which is 57.52%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.27%.
The average Lit volume has been 59.73%.

HSTM Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE

Cboe BYX

NYSE National

Nasdaq BX

MEMX