Dark

QDEL
QuidelOrtho Corporation Common Stock
stock NASDAQ

At Close

Sep 30, 2026 3:59:52 PM EDT

10.53USD-0.566%(-0.06)1,376,263

8.97Bid 11.94Ask 2.97Spread

Pre-market

Sep 29, 2026 8:11:30 AM EDT

10.93USD+3.162%(+0.34)0

After-hours

Sep 28, 2026 4:27:30 PM EDT

10.83USD0.000%(0.00)0

OverviewOptionsHistoricalDark Pool LevelsShortsMore

QDEL Volume Sep 30, 2026 3:55:04 PM EDT

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	47.39	448,506	40.40
Nasdaq GSM	21.01	198,870	35.74
IEX	10.71	101,349	5.76
NYSE Arca	6.14	58,152	6.86
Cboe BZX	4.89	46,327	3.54
Cboe EDGX	3.46	32,705	2.17
NYSE	1.76	16,661	1.73
MEMX	1.70	16,069	0.90
MIAX Pearl	0.53	5,043	0.29
Cboe BYX	0.45	4,250	0.58
Cboe EDGA	0.40	3,754	0.60
Texas Stock Exchange LLC	0.39	3,647	0.22
Nasdaq PHLX	0.31	2,981	0.24
CHX	0.30	2,847	0.19
Nasdaq BX	0.26	2,461	0.31
NYSE National	0.18	1,740	0.24
NYSE American	0.12	1,145	0.20
24X National	0.00	0	0.03
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.

QDEL Nutrition Facts

0.69 servings per container

Serving size

1.37M

Calories

946.51K

% Day

% Avg

Off Exchange¹ 449K

47.39%

40.40%

Nasdaq GSM 199K

21.01%

35.74%

IEX 101K

10.71%

5.76%

NYSE Arca 58K

6.14%

6.86%

Cboe BZX 46K

4.89%

3.54%

Cboe EDGX 33K

3.46%

2.17%

NYSE 17K

1.76%

1.73%

MEMX 16K

1.70%

0.90%

MIAX Pearl 5K

0.53%

0.29%

Cboe BYX 4K

0.45%

0.58%

Cboe EDGA 4K

0.40%

0.60%

Texas Stock Exchange LLC 4K

0.39%

0.22%

Nasdaq PHLX 3K

0.31%

0.24%

CHX 3K

0.30%

0.19%

Nasdaq BX 2K

0.26%

0.31%

NYSE National 2K

0.18%

0.24%

NYSE American 1K

0.12%

0.20%

24X National 0

0.00%

0.03%

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

QDEL Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 448,506, which is 47.39% of today's total volume.
Today's Lit volume is 498,001, which is 52.61%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.40%.
The average Lit volume has been 59.60%.

QDEL Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

MIAX Pearl

Cboe BYX

Cboe EDGA