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TMO
Thermo Fisher Scientific, Inc.
stock NYSE

Market Open

Sep 30, 2026 11:16:01 AM EDT

682.48USD+0.422%(+2.87)583,160

682.03Bid 682.95Ask 0.92Spread

Pre-market

Sep 30, 2026 9:20:30 AM EDT

678.99USD-0.091%(-0.62)49

After-hours

Sep 29, 2026 4:23:30 PM EDT

681.50USD+0.226%(+1.54)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

TMO Volume Sep 30, 2026 10:55:02 AM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	62.50	307,500	48.13
NYSE	15.19	74,753	26.69
IEX	6.45	31,742	5.69
Nasdaq GSM	5.68	27,934	7.47
Cboe BZX	3.98	19,574	3.96
NYSE Arca	3.17	15,592	2.84
Cboe EDGX	1.19	5,865	1.49
Cboe BYX	0.36	1,773	0.68
Nasdaq BX	0.31	1,542	0.51
Cboe EDGA	0.25	1,251	0.38
MIAX Pearl	0.25	1,232	0.16
MEMX	0.25	1,217	0.63
NYSE National	0.20	976	0.37
NYSE American	0.10	476	0.12
CHX	0.05	236	0.73
Texas Stock Exchange LLC	0.04	207	0.01
Nasdaq PHLX	0.03	124	0.13
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.

TMO Nutrition Facts

0.24 servings per container

Serving size

2.07M

Calories

491.99K

% Day

% Avg

Off Exchange¹ 308K

62.50%

48.13%

NYSE 75K

15.19%

26.69%

IEX 32K

6.45%

5.69%

Nasdaq GSM 28K

5.68%

7.47%

Cboe BZX 20K

3.98%

3.96%

NYSE Arca 16K

3.17%

2.84%

Cboe EDGX 6K

1.19%

1.49%

Cboe BYX 2K

0.36%

0.68%

Nasdaq BX 2K

0.31%

0.51%

Cboe EDGA 1K

0.25%

0.38%

MIAX Pearl 1K

0.25%

0.16%

MEMX 1K

0.25%

0.63%

NYSE National 976

0.20%

0.37%

NYSE American 476

0.10%

0.12%

CHX 236

0.05%

0.73%

Texas Stock Exchange LLC 207

0.04%

0.01%

Nasdaq PHLX 124

0.03%

0.13%

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

TMO Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 307,500, which is 62.50% of today's total volume.
Today's Lit volume is 184,494, which is 37.50%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 48.13%.
The average Lit volume has been 51.87%.

TMO Volume by Exchange

Off Exchange

NYSE

IEX

Nasdaq GSM

Cboe BZX

NYSE Arca

Cboe EDGX

Cboe BYX

Nasdaq BX

Cboe EDGA

MIAX Pearl