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JKHY
Henry (Jack) & Associates
stock NASDAQ

At Close

Sep 29, 2026 3:59:56 PM EDT

146.21USD-1.086%(-1.61)866,921

0.00Bid 0.00Ask 0.00Spread

Pre-market

Sep 28, 2026 8:00:30 AM EDT

148.50USD+0.460%(+0.68)0

After-hours

Sep 29, 2026 4:08:30 PM EDT

146.22USD+0.003%(+0.01)100

OverviewOptionsHistoricalDark Pool PrintsShortsMore

JKHY Volume Sep 29, 2026

[NF]

Exchange	Day%	Volume	30D%
Off Exchange¹	43.59	377,809	45.89
Nasdaq GSM	32.44	281,211	34.33
IEX	9.15	79,325	5.99
Cboe BZX	4.11	35,594	4.05
NYSE Arca	3.79	32,866	4.32
Cboe EDGX	1.74	15,054	1.56
MEMX	1.33	11,525	0.57
NYSE	1.25	10,825	1.10
Cboe BYX	0.52	4,503	0.67
Cboe EDGA	0.51	4,440	0.42
Nasdaq PHLX	0.36	3,124	0.18
NYSE American	0.35	3,039	0.17
Nasdaq BX	0.32	2,778	0.30
MIAX Pearl	0.25	2,162	0.18
CHX	0.15	1,261	0.06
NYSE National	0.14	1,240	0.18
Texas Stock Exchange LLC	0.00	43	0.01
24X National	0.00	0	0.01
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.

JKHY Nutrition Facts

0.80 servings per container

Serving size

1.08M

Calories

866.80K

% Day

% Avg

Off Exchange¹ 378K

43.59%

45.89%

Nasdaq GSM 281K

32.44%

34.33%

IEX 79K

9.15%

5.99%

Cboe BZX 36K

4.11%

4.05%

NYSE Arca 33K

3.79%

4.32%

Cboe EDGX 15K

1.74%

1.56%

MEMX 12K

1.33%

0.57%

NYSE 11K

1.25%

1.10%

Cboe BYX 5K

0.52%

0.67%

Cboe EDGA 4K

0.51%

0.42%

Nasdaq PHLX 3K

0.36%

0.18%

NYSE American 3K

0.35%

0.17%

Nasdaq BX 3K

0.32%

0.30%

MIAX Pearl 2K

0.25%

0.18%

CHX 1K

0.15%

0.06%

NYSE National 1K

0.14%

0.18%

Texas Stock Exchange LLC 43

0.00%

0.01%

24X National 0

0.00%

0.01%

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

JKHY Off Exchange & Dark Pool Summary

Today's Off Exchange & Dark Pool volume is 377,809, which is 43.59% of today's total volume.
Today's Lit volume is 488,990, which is 56.41%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.89%.
The average Lit volume has been 54.11%.

JKHY Volume by Exchange

Off Exchange

Nasdaq GSM

IEX

Cboe BZX

NYSE Arca

Cboe EDGX

MEMX

NYSE

Cboe BYX

Cboe EDGA

Nasdaq PHLX