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JKHY
Henry (Jack) & Associates
stock NASDAQ

Market Open

Sep 30, 2026 2:45:48 PM EDT

144.07USD-1.470%(-2.15)319,955

138.58Bid 144.30Ask 5.72Spread

Pre-market

Sep 30, 2026 8:29:30 AM EDT

146.22USD0.000%(0.00)251

After-hours

Sep 29, 2026 4:08:30 PM EDT

146.22USD+0.003%(+0.01)0

OverviewOptionsHistoricalExchange VolumeShortsMore

JKHY Volume Sep 30, 2026 2:25:03 PM EDT

[ < ]

Exchange	Day%	Volume	30D%
Off Exchange¹	54.14	161,470	45.65
Nasdaq GSM	18.97	56,582	34.38
NYSE Arca	9.31	27,755	4.36
IEX	7.77	23,179	5.99
Cboe BZX	4.99	14,883	4.12
Cboe EDGX	1.83	5,461	1.58
NYSE	1.26	3,752	1.12
MEMX	0.39	1,152	0.58
Nasdaq PHLX	0.26	776	0.18
Cboe EDGA	0.25	745	0.43
NYSE National	0.20	600	0.19
CHX	0.15	447	0.07
NYSE American	0.14	412	0.16
MIAX Pearl	0.14	406	0.19
Cboe BYX	0.11	320	0.68
Nasdaq BX	0.10	284	0.30
Texas Stock Exchange LLC	0.01	21	0.01
24X National	0.00	1	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

0.28 servings per container

Serving size

1.07M

Calories

298.25K

% Day

% Avg

Off Exchange¹ 161K

54.14%

45.65%

Nasdaq GSM 57K

18.97%

34.38%

NYSE Arca 28K

9.31%

4.36%

IEX 23K

7.77%

5.99%

Cboe BZX 15K

4.99%

4.12%

Cboe EDGX 5K

1.83%

1.58%

NYSE 4K

1.26%

1.12%

MEMX 1K

0.39%

0.58%

Nasdaq PHLX 776

0.26%

0.18%

Cboe EDGA 745

0.25%

0.43%

NYSE National 600

0.20%

0.19%

CHX 447

0.15%

0.07%

NYSE American 412

0.14%

0.16%

MIAX Pearl 406

0.14%

0.19%

Cboe BYX 320

0.11%

0.68%

Nasdaq BX 284

0.10%

0.30%

Texas Stock Exchange LLC 21

0.01%

24X National 1

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 161,470, which is 54.14% of today's total volume.
Today's Lit volume is 136,776, which is 45.86%.
Over the past 30 days, the average Off Exchange & Dark Pool volume has been 45.65%.
The average Lit volume has been 54.35%.

JKHY Volume by Exchange

Off Exchange

Nasdaq GSM

NYSE Arca

IEX

Cboe BZX

Cboe EDGX

NYSE

MEMX

Nasdaq PHLX

Cboe EDGA

NYSE National