How many institutional investors hold CJMB?

1 tracked institutional investor disclosed a position in CJMB (CALLAN JMB INC) in their most recent 13F filing.

Who is the largest institutional holder of CJMB?

Ken Griffin, Citadel Advisors, holds the largest disclosed position in CJMB, valued at $48,842.

Did institutional ownership of CJMB increase or decrease?

Across recent 13F filings, tracked investors recorded 0 new positions, 0 increased, 0 reduced, and 0 fully exited CJMB.

Where does this CJMB ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

CJMB — CALLAN JMB INC

Name: CALLAN JMB INC (CJMB) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Public company

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

About CALLAN JMB INC (CJMB)

CALLAN JMB INC (CJMB) appears in the most recent 13F filings of 1 tracked institutional investor. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $48,842. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in CJMB

/100

Mixed Activity

Added / Increased0

Reduced0

Exited0

No recent activity recorded.

Crowded Trade Score™

How many top investors track CJMB

/100

Undiscovered

1investor

Only 1 tracked investor report this position.

UndiscoveredCrowded

151015+

CJMB Ownership Composition

How CALLAN JMB INC is held across tracked investor types, based on reported 13F positions.

Dominant Type

Other

100% of tracked value

Institutions

tracked investors

Total Reported

$48.8K

combined 13F value

Other100.0%

Other(1)

100.0%

Tracked investors reporting CJMB

Investor	Firm	Shares	Market value	% of portfolio	As of
Ken Griffin	Citadel Advisors	44K	$48.8K	0.00%	Dec 31, 2025

Ken GriffinDec 31, 2025
Citadel Advisors
Shares
44K
Value
$48.8K
% Portfolio
0.00%

Recent activity

Investor	Action	Δ %	Current value	Filing date
No recent activity.

No recent activity.

Frequently asked questions

How many institutional investors hold CJMB?: 1 tracked institutional investor disclosed a position in CJMB (CALLAN JMB INC) in their most recent 13F filing.
Who is the largest institutional holder of CJMB?: Ken Griffin, Citadel Advisors, holds the largest disclosed position in CJMB, valued at $48,842.
Did institutional ownership of CJMB increase or decrease?: Across recent 13F filings, tracked investors recorded 0 new positions, 0 increased, 0 reduced, and 0 fully exited CJMB.
Where does this CJMB ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.