SEC ownership of Security Midwest Bancorp, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002036060.

Comparable stake leader

Raymond James Financial Services Advisors, Inc.

Disclosed value leader

Raymond James Financial Services Advisors, Inc.

Comparable rows

2/14

Latest evidence

31 Dec 2025

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 2 signals
Latest 13D/G holder
Raymond James Financial Services Advisors, Inc.
Latest parsed ownership date
31 Dec 2025
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0002036060
Issuer location
Sprinfield, IL

Ownership snapshot

Top shareholders of Security Midwest Bancorp, Inc. (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Raymond James Financial S...
Disclosed value leader
Raymond James Financial S...
Comparable rows
2/14
Latest evidence
31 Dec 2025
13D/G 3/4/5 Lead comparable stake: 7.2% 12 rows are not safely comparable across share classes. 13D/G row: Raymond James Financial Services Advisors, Inc. Showing 1-8 of 14 holder rows.

Quick read

Raymond James Financial Services Advisors, Inc. leads the comparable SEC ownership view at 7.2%.

2 of 14 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Raymond James Financial Services Advisors, Inc.'s linked filing trail.
Comparable ownership Top 2
Raymond James Financial Services ... 7.2%
Security Bank, s.b. Employee Stoc... 7%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-8 of 14 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Raymond James Financial Services Advisors, Inc.
13D/G
7.2%
$802,338
64,187 shares
$0 31 Dec 2025
Security Bank, s.b. Employee Stock Ownership Plan Trust
13D/G
7%
$778,562
62,285 shares
$0 30 Sep 2025
Erin M. Stone
3/4/5
Director
class O/S missing
30,000 shares
31 Jul 2025
Stephan P. Antonacci
3/4/5
President & CEO, Director
class O/S missing
30,000 shares
31 Jul 2025
Brenda K. Minder
3/4/5
EVP & Chief Financial Officer
class O/S missing
22,000 shares
31 Jul 2025
Stephen D. Myers
3/4/5
Director
class O/S missing
16,000 shares
31 Jul 2025
Kenton Day
3/4/5
Director, Chairman of the Board
class O/S missing
15,000 shares
31 Jul 2025
Darren W. Jones
3/4/5
EVP and CLO
class O/S missing
10,000 shares
31 Jul 2025
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 08 Jun 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-12 of 12 reporting-owner rows connected to Security Midwest Bancorp, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
12
Largest Forms 3/4/5 holder
Kenton Day
Net 12M change
$0
Latest report
31 Jul 2025
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Kenton Day Director, Chairman of the Board Mixed 31 Jul 2025
Stephen D. Myers Director Mixed 31 Jul 2025
James P. McClernon Director Mixed 31 Jul 2025
Marcus E. Johnson Director Mixed 31 Jul 2025
Erin M. Stone Director Mixed 31 Jul 2025
Darren W. Jones EVP and CLO Mixed 31 Jul 2025
Jacob Wear SVP and CRO Mixed 31 Jul 2025
Stephan P. Antonacci President & CEO, Director Mixed 31 Jul 2025
James R. Hillestad Director Mixed 31 Jul 2025
Brenda K. Minder EVP & Chief Financial Officer Mixed 31 Jul 2025
William R. Marriott II Director Mixed 31 Jul 2025
Frank J. Kopecky IV Director Mixed 31 Jul 2025

Recent insider transactions for Security Midwest Bancorp, Inc.

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
Erin M. Stone Common Stock 0 15,000 31 Jul 2025 By Spouse
Erin M. Stone Common Stock 0 15,000 31 Jul 2025 Direct
Frank J. Kopecky IV Common Stock 0 5,000 31 Jul 2025 Direct
William R. Marriott II Common Stock 0 5,000 31 Jul 2025 By LLC
William R. Marriott II Common Stock 0 2,500 31 Jul 2025 Direct
Kenton Day Common Stock 0 15,000 31 Jul 2025 Direct
Marcus E. Johnson Common Stock 0 500 31 Jul 2025 Direct
James P. McClernon Common Stock 0 5,000 31 Jul 2025 By Trust
Stephen D. Myers Common Stock 0 6,000 31 Jul 2025 By Company
Stephen D. Myers Common Stock 0 10,000 31 Jul 2025 Direct
Brenda K. Minder Common Stock 0 1,000 31 Jul 2025 By Child
Brenda K. Minder Common Stock 0 1,600 31 Jul 2025 By Spouse
Brenda K. Minder Common Stock 0 4,400 31 Jul 2025 By Spouse's IRA
Brenda K. Minder Common Stock 0 15,000 31 Jul 2025 By IRA
James R. Hillestad Common Stock 0 5,000 31 Jul 2025 Direct
Stephan P. Antonacci Common Stock 0 50 31 Jul 2025 By Child 2
Stephan P. Antonacci Common Stock 0 25 31 Jul 2025 By Child 1
Stephan P. Antonacci Common Stock 0 75 31 Jul 2025 As Custodian for Children
Stephan P. Antonacci Common Stock 0 14,850 31 Jul 2025 By Spouse's IRA
Stephan P. Antonacci Common Stock 0 15,000 31 Jul 2025 By IRA
Jacob Wear Common Stock 0 5,000 31 Jul 2025 Direct
Darren W. Jones Common Stock 0 1,000 31 Jul 2025 As Custodian for Child
Darren W. Jones Common Stock 0 9,000 31 Jul 2025 Direct
* marks a reported price that did not pass the local price check.
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