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TECX
Tectonic Therapeutic, Inc. Common Stock
stock NASDAQ

At Close

Sep 30, 2026 3:59:28 PM EDT

23.27USD-0.300%(-0.07)251,630

23.12Bid 26.36Ask 3.24Spread

Pre-market

Sep 30, 2026 8:25:30 AM EDT

23.81USD+2.014%(+0.47)110

After-hours

Sep 30, 2026 4:30:30 PM EDT

24.00USD+3.137%(+0.73)2,567

OverviewOptionsHistoricalDark Pool LevelsShortsTrends

TECX Volume Sep 30, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	46.29	116,409	44.69
Nasdaq GSM	36.90	92,788	30.26
NYSE Arca	6.03	15,166	6.67
Cboe BZX	3.47	8,720	3.43
NYSE	2.06	5,192	1.42
IEX	1.92	4,825	6.12
Cboe EDGX	1.51	3,807	3.13
Cboe BYX	0.60	1,502	0.77
Nasdaq BX	0.35	876	0.84
MEMX	0.32	804	0.96
Cboe EDGA	0.20	492	0.54
NYSE National	0.14	354	0.48
MIAX Pearl	0.13	325	0.23
CHX	0.07	173	0.11
Nasdaq PHLX	0.01	14	0.18
NYSE American	0.01	13	0.14
Texas Stock Exchange LLC	0.00	5	0.01
24X National	0.00	2	0.02
LTSE	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.

TECX Nutrition Facts

1.04 servings per container

Serving size

242.24K

Calories

251.47K

% Day

% Avg

Off Exchange¹ 116K

46.29%

44.69%

Nasdaq GSM 93K

36.90%

30.26%

NYSE Arca 15K

6.03%

6.67%

Cboe BZX 9K

3.47%

3.43%

NYSE 5K

2.06%

1.42%

IEX 5K

1.92%

6.12%

Cboe EDGX 4K

1.51%

3.13%

Cboe BYX 2K

0.60%

0.77%

Nasdaq BX 876

0.35%

0.84%

MEMX 804

0.32%

0.96%

Cboe EDGA 492

0.20%

0.54%

NYSE National 354

0.14%

0.48%

MIAX Pearl 325

0.13%

0.23%

CHX 173

0.07%

0.11%

Nasdaq PHLX 14

0.01%

0.18%

NYSE American 13

0.01%

0.14%

Texas Stock Exchange LLC 5

0.00%

0.01%

24X National 2

0.00%

0.02%

LTSE 0

0.00%

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

chartexchange.com

TECX Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 116,409, which is 46.29% of today's total volume.
Today's Lit volume is 135,058, which is 53.71%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 44.69%.
The average Lit volume has been 55.31%.

TECX Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

Cboe BZX

NYSE

IEX

Cboe EDGX

Cboe BYX

Nasdaq BX

MEMX

Cboe EDGA