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TER
Teradyne, Inc. Common Stock
stock NASDAQ

At Close

Sep 16, 2026 3:59:54 PM EDT

341.37USD+2.560%(+8.52)2,550,160

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 17, 2026 8:34:30 AM EDT

356.00USD+4.353%(+14.85)2,357

After-hours

Sep 16, 2026 4:58:30 PM EDT

341.07USD-0.088%(-0.30)1,323

OverviewOptionsHistoricalDark Pool LevelsShortsMore

TER Volume Sep 17, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	49.65	1,265,900	41.74
Nasdaq GSM	31.86	812,384	36.81
NYSE Arca	7.27	185,347	6.78
IEX	3.45	87,900	4.28
Cboe BZX	2.93	74,615	3.42
Cboe EDGX	2.28	58,137	1.99
NYSE	1.00	25,457	1.40
MEMX	0.49	12,592	0.83
Cboe BYX	0.25	6,261	0.73
Cboe EDGA	0.22	5,605	0.37
Nasdaq BX	0.15	3,882	0.45
NYSE National	0.12	3,023	0.38
MIAX Pearl	0.11	2,848	0.21
CHX	0.07	1,681	0.34
NYSE American	0.05	1,325	0.10
Nasdaq PHLX	0.05	1,243	0.11
24X National	0.04	1,037	0.03
Texas Stock Exchange LLC	0.02	411	0.01

chartexchange.com

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

TER Nutrition Facts

1.01 servings per container

Serving size

2.54M

Calories

2.55M

% Day

% Avg

Off Exchange¹ 1M

49.65%

41.74%

Nasdaq GSM 812K

31.86%

36.81%

NYSE Arca 185K

7.27%

6.78%

IEX 88K

3.45%

4.28%

Cboe BZX 75K

2.93%

3.42%

Cboe EDGX 58K

2.28%

1.99%

NYSE 25K

1.00%

1.40%

MEMX 13K

0.49%

0.83%

Cboe BYX 6K

0.25%

0.73%

Cboe EDGA 6K

0.22%

0.37%

Nasdaq BX 4K

0.15%

0.45%

NYSE National 3K

0.12%

0.38%

MIAX Pearl 3K

0.11%

0.21%

CHX 2K

0.07%

0.34%

NYSE American 1K

0.05%

0.10%

Nasdaq PHLX 1K

0.05%

0.11%

24X National 1K

0.04%

0.03%

Texas Stock Exchange LLC 411

0.02%

0.01%

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

chartexchange.com

TER Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 1,265,900, which is 49.65% of today's total volume.
Today's Lit volume is 1,283,748, which is 50.35%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 41.74%.
The average Lit volume has been 58.26%.

TER Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

Cboe EDGA

Nasdaq BX