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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

OverviewOptionsHistoricalExchange VolumeShortsMore

QDEL Volume Sep 30, 2026

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Exchange	Day%	Volume	30D%
Off Exchange¹	39.01	536,579	40.19
Nasdaq GSM	36.36	500,095	36.10
IEX	7.80	107,272	5.71
NYSE Arca	5.04	69,280	6.82
Cboe BZX	3.79	52,096	3.52
Cboe EDGX	2.62	36,050	2.16
NYSE	1.48	20,402	1.72
MEMX	1.35	18,534	0.89
Cboe BYX	0.62	8,553	0.58
MIAX Pearl	0.39	5,396	0.29
Cboe EDGA	0.31	4,277	0.60
Texas Stock Exchange LLC	0.28	3,917	0.22
CHX	0.24	3,348	0.18
Nasdaq PHLX	0.24	3,319	0.24
Nasdaq BX	0.19	2,577	0.31
NYSE National	0.17	2,363	0.24
NYSE American	0.11	1,445	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

1.00 servings per container

Serving size

1.37M

Calories

1.38M

% Day

% Avg

Off Exchange¹ 537K

39.01%

40.19%

Nasdaq GSM 500K

36.36%

36.10%

IEX 107K

7.80%

5.71%

NYSE Arca 69K

5.04%

6.82%

Cboe BZX 52K

3.79%

3.52%

Cboe EDGX 36K

2.62%

2.16%

NYSE 20K

1.48%

1.72%

MEMX 19K

1.35%

0.89%

Cboe BYX 9K

0.62%

0.58%

MIAX Pearl 5K

0.39%

0.29%

Cboe EDGA 4K

0.31%

0.60%

Texas Stock Exchange LLC 4K

0.28%

0.22%

CHX 3K

0.24%

0.18%

Nasdaq PHLX 3K

0.24%

Nasdaq BX 3K

0.19%

0.31%

NYSE National 2K

0.17%

0.24%

NYSE American 1K

0.11%

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 536,579, which is 39.01% of today's total volume.
Today's Lit volume is 838,924, which is 60.99%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 40.19%.
The average Lit volume has been 59.81%.

QDEL Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

NYSE Arca

Cboe BZX

Cboe EDGX

NYSE

MEMX

Cboe BYX

MIAX Pearl

Cboe EDGA