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Cass Information Systems CASS

US equityMarket cap rank #3525Specialty Business Services

$53.49 −$0.41 (-0.76%)

Pre-market · Oct 8, 9:00 am ET · After hours $53.49 0.00%

Open$53.73

Prev close$53.90

Day range$53.30 – $53.97

Volume47.5K

Market cap$685.00M

P/E (TTM)19.2

Dividend yield2.37%

Ownership & positioning

Who holds it, who is betting against it, and where the big money is moving

Institutional ownership70.0%+0.20 pts vs. prior quarter

Institutions holding202-1 vs. prior quarter

Insider trades (recent)37 buys / 11 sellsNet buying

Short interest3.40% of floatDays to cover 6.5 · as of 15 Sep 2026

Short-sale volume share25.4%5-day average of daily volume

Short-sale volume as % of daily volume

Large-order net flow, last 20 sessions

Net of large-order buying minus selling, in USD. Over this window: −$732.0K (7 inflow days, 13 outflow days).

Net flow by order size, last 20 sessions

Super/Big orders approximate institutional-size trades; Mid/Small approximate retail-size trades. Net buy minus sell value in each bucket, summed over the window.

The five largest holders on file together own 28.9% of shares outstanding.

Largest holders

AJH Investments Llc8.26%
BlackRock7.82%
Vanguard Capital Management, LLC4.85%
Brown Advisory Incorporated4.12%
Heartland Advisors, Inc.3.85%
Speece Thorson Capital Group Inc2.71%
Dimensional Fund Advisors2.67%
Geode Capital Management, LLC2.38%

By investor type

Mutual Fund54.87%
Private Company8.66%
Individual/Insider3.98%
Hedge Fund3.49%
Public Company1.39%
Government Pension Fund0.92%
Family Office/Trust0.49%
Insurance Company0.20%

Reported short interest has risen from 2.38% to 3.40% of float over the last 6 biweekly reports (30 Jun 2026 to 15 Sep 2026).

Recent institutional activity

Holder	Type	Period	Share change	New stake
Nuveen Asset Management LLC	Insurance Company	2026/Q3	+25,409	0.2%
BlackRock	Mutual Fund	2026/Q3	+98,327	7.8%
Axxion S.A	Mutual Fund	2026/Q3	+73,624	0.6%
Nuveen Investments	Mutual Fund	2026/Q3	+59,218	0.5%
AQR Capital Management	Hedge Fund	2026/Q3	+50,409	0.8%
Russell Investment Management, LLC	Mutual Fund	2026/Q3	+48,037	0.4%
DePrince, Race & Zollo, Inc.	Mutual Fund	2026/Q3	+45,664	0.4%
Punch & Associates Investment Management, Inc.	Mutual Fund	2026/Q3	+43,467	1.2%
C.S. McKee, L.P.	Mutual Fund	2026/Q3	+26,905	0.9%
Ballast Asset Management LP	Mutual Fund	2026/Q3	+26,018	0.6%
CWA Asset Management Group, LLC	Mutual Fund	2026/Q3	+25,917	0.2%
Heartland Advisors, Inc.	Mutual Fund	2026/Q3	+22,882	3.9%
Point72 Asset Management, L.P.	Hedge Fund	2026/Q3	+20,805	0.2%
Two Sigma Investments, LP	Hedge Fund	2026/Q3	+16,106	0.6%
Geode Capital Management, LLC	Mutual Fund	2026/Q3	+15,540	2.4%

Institutional buy/sell activity by reporting period, largest moves first.

Insider transactions

Date	Insider	Title	Transaction	Shares	Price	Held after
9 Sep 2026	Joseph Rupp	Lead Independent Director	Other Acquisition	+236	$55.08	24,217
9 Sep 2026	Franklin Wicks	Independent Director	Other Acquisition	+236	$55.08	34,519
9 Sep 2026	Randall Schilling	Independent Director	Other Acquisition	+236	$55.08	33,886
10 Jun 2026	Joseph Rupp	Lead Independent Director	Other Acquisition	+262	$49.44	23,981
10 Jun 2026	Franklin Wicks	Independent Director	Other Acquisition	+262	$49.44	34,283
10 Jun 2026	Randall Schilling	Independent Director	Other Acquisition	+262	$49.44	33,650
22 Apr 2026	Benjamin Edwards	Independent Director	Other Acquisition	+1,704	$46.94	29,604
22 Apr 2026	Joseph Rupp	Lead Independent Director	Other Acquisition	+1,704	$46.94	23,719
22 Apr 2026	Franklin Wicks	Independent Director	Other Acquisition	+1,704	$46.94	34,021
22 Apr 2026	Eric Brunngraber	Executive Chairperson	Other Acquisition	+1,704	$46.94	161,268
22 Apr 2026	Robert Ebel	Independent Director	Other Acquisition	+1,704	$46.94	26,973
22 Apr 2026	Randall Schilling	Independent Director	Other Acquisition	+1,704	$46.94	33,388
22 Apr 2026	Ann Marr	Independent Director	Other Acquisition	+1,704	$46.94	8,460
22 Apr 2026	John Drabik	Independent Nominee Director	Other Acquisition	+1,704	$46.94	1,704
22 Apr 2026	Wendy Henry	Independent Director	Other Acquisition	+1,704	$46.94	8,385
20 Apr 2026	James Lindemann	Independent Director	Sale to Issuer	-8,446	$47.84	25,466
20 Apr 2026	Ralph Clermont	Independent Director	Sale to Issuer	-6,847	$47.84	18,293
20 Apr 2026	Sally Roth	Independent Director	Sale to Issuer	-2,509	$47.84	8,376
20 Apr 2026	John Drabik	Independent Nominee Director	Initial Statement of Beneficial	+0	–	–
19 Apr 2026	Martin Resch	Chief Executive Officer	Sale to Issuer	-1,724	$48.54	50,938

From Form 4/Form 144 filings. Negative share counts are disposals (sales, gifts, or shares withheld for taxes); positive are acquisitions.

Short interest, by report

Report date	Shares short	% of float	Days to cover
15 Sep 2026	435,372	3.4%	6.5
31 Aug 2026	404,659	3.2%	4.3
14 Aug 2026	338,789	2.6%	5.1
31 Jul 2026	318,233	2.5%	4.0
15 Jul 2026	311,403	2.4%	4.3
30 Jun 2026	305,793	2.4%	2.8

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