Dark

PRLB
PROTO LABS, INC.
stock NYSE

At Close

Sep 29, 2026 3:59:51 PM EDT

95.40USD-1.548%(-1.50)219,906

0.00Bid 0.00Ask 0.00Spread

Pre-market

0.00USD-100.000%(-96.90)0

After-hours

Sep 29, 2026 4:34:30 PM EDT

95.46USD+0.063%(+0.06)23,590

OverviewOptionsHistoricalExchange VolumeShortsMore

PRLB Volume Sep 29, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	52.04	114,414	39.79
NYSE	22.91	50,374	34.45
Nasdaq GSM	5.40	11,869	7.76
NYSE Arca	4.99	10,966	4.16
IEX	4.85	10,668	3.60
Cboe BZX	4.36	9,581	3.43
Cboe EDGX	2.11	4,644	2.64
MEMX	1.18	2,602	0.84
Cboe EDGA	0.65	1,425	0.46
MIAX Pearl	0.33	716	0.18
Cboe BYX	0.30	660	1.11
Nasdaq PHLX	0.26	563	0.23
Nasdaq BX	0.21	469	0.49
Texas Stock Exchange LLC	0.12	254	0.02
CHX	0.11	239	0.11
NYSE American	0.07	151	0.12
24X National	0.05	112	0.05
NYSE National	0.04	80	0.44
LTSE	0.03	60	0.12

chartexchange.com

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

PRLB Nutrition Facts

1.04 servings per container

Serving size

212.06K

Calories

219.85K

% Day

% Avg

Off Exchange¹ 114K

52.04%

39.79%

NYSE 50K

22.91%

34.45%

Nasdaq GSM 12K

5.40%

7.76%

NYSE Arca 11K

4.99%

4.16%

IEX 11K

4.85%

3.60%

Cboe BZX 10K

4.36%

3.43%

Cboe EDGX 5K

2.11%

2.64%

MEMX 3K

1.18%

0.84%

Cboe EDGA 1K

0.65%

0.46%

MIAX Pearl 716

0.33%

0.18%

Cboe BYX 660

0.30%

1.11%

Nasdaq PHLX 563

0.26%

0.23%

Nasdaq BX 469

0.21%

0.49%

Texas Stock Exchange LLC 254

0.12%

0.02%

CHX 239

0.11%

NYSE American 151

0.07%

0.12%

24X National 112

0.05%

NYSE National 80

0.04%

0.44%

LTSE 60

0.03%

0.12%

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

chartexchange.com

PRLB Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 114,414, which is 52.04% of today's total volume.
Today's Lit volume is 105,433, which is 47.96%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 39.79%.
The average Lit volume has been 60.21%.

PRLB Volume by Exchange

Off Exchange

NYSE

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

MEMX

Cboe EDGA

MIAX Pearl

Cboe BYX