Dark

HBIO
Harvard Bioscience Inc
stock NASDAQ

Market Open

May 20, 2025 9:46:18 AM EDT

0.3200USD-5.223%(-0.0178)245,394

0.00Bid 0.00Ask 0.0000Spread

Pre-market

May 20, 2025 9:18:30 AM EDT

0.3566USD+4.636%(+0.0158)4,709

After-hours

May 19, 2025 4:00:30 PM EDT

0.3408USD+0.235%(+0.0008)0

OverviewOptionsHistoricalExchange VolumeShortsMore

HBIO Volume May 20, 2025 10:34:57 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	75.58	173,266	64.06
Nasdaq GSM	10.38	23,793	11.21
NYSE Arca	6.44	14,764	10.61
Cboe EDGX	2.81	6,449	4.04
Cboe BZX	1.88	4,300	0.61
Cboe BYX	1.22	2,795	0.85
MEMX	1.06	2,431	3.46
NYSE	0.31	700	0.38
Cboe EDGA	0.22	502	0.72
MIAX Pearl	0.09	200	1.97
IEX	0.02	35	1.84
NYSE National	0.00	0	0.16
Nasdaq BX	0.00	0	0.06
NYSE American	0.00	0	0.02
LTSE	0.00	0	0.01
CHX	0.00	0	0.00
Nasdaq PHLX	0.00	0	0.00

chartexchange.com

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

HBIO Nutrition Facts

0.26 servings per container

Serving size

870.67K

Calories

229.24K

% Day

% Avg

Off Exchange¹ 173K

75.58%

64.06%

Nasdaq GSM 24K

10.38%

11.21%

NYSE Arca 15K

6.44%

10.61%

Cboe EDGX 6K

2.81%

4.04%

Cboe BZX 4K

1.88%

0.61%

Cboe BYX 3K

1.22%

0.85%

MEMX 2K

1.06%

3.46%

NYSE 700

0.31%

0.38%

Cboe EDGA 502

0.22%

0.72%

MIAX Pearl 200

0.09%

1.97%

IEX 35

0.02%

1.84%

NYSE National 0

0.00%

0.16%

Nasdaq BX 0

0.00%

0.06%

NYSE American 0

0.00%

0.02%

LTSE 0

0.00%

0.01%

CHX 0

0.00%

Nasdaq PHLX 0

0.00%

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

chartexchange.com

HBIO Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 173,266, which is 75.58% of today's total volume.
Today's Lit volume is 55,969, which is 24.42%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 64.06%.
The average Lit volume has been 35.94%.

HBIO Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe EDGX

Cboe BZX

Cboe BYX

MEMX

NYSE

Cboe EDGA

MIAX Pearl

IEX