SEC ownership of Cardinal Infrastructure Group Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002079999.

Comparable stake leader

Jeremy Simmons Spivey

Disclosed value leader

Jeremy Simmons Spivey

Comparable rows

50/50

Latest evidence

05 Jun 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
50 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Jeremy Simmons Spivey
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
05 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0002079999
Issuer location
Raleigh, NC

Ownership snapshot

Top shareholders of Cardinal Infrastructure Group 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
Jeremy Simmons Spivey
Disclosed value leader
Jeremy Simmons Spivey
Comparable rows
50/50
Latest evidence
05 Jun 2026
13D/G 3/4/5 13F Lead comparable stake: 45% 13D/G row: Jeremy Simmons Spivey Showing 1-8 of 50 holder rows.

Quick read

Jeremy Simmons Spivey leads the comparable SEC ownership view at 45%.

50 of 50 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 Jeremy Simmons Spivey's linked filing trail.
Comparable ownership Top 5
Jeremy Simmons Spivey 45%
Erik Daniel West 29%
Michael Bruce Rowe Jr. 29%
FMR LLC 12%
ALLIANCEBERNSTEIN L.P. 7.1%

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

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Jeremy Simmons Spivey
13D/G 3/4/5
Chief Executive Officer, Director, 10%+ Owner
45%
$306,724,588
12,229,848 shares
$0 31 Dec 2025
Erik Daniel West
13D/G 3/4/5
Officer, 10%+ Owner
29%
$153,339,346
6,114,009 shares
$0 31 Dec 2025
Michael Bruce Rowe Jr.
13D/G 3/4/5
Chief Financial Officer
29%
$51,113,115
2,038,003 shares
$0 31 Dec 2025
FMR LLC
13F 13D/G
Company
12%
from 13D/G
$78,766,409
1,986,292 shares
31 Mar 2026
ALLIANCEBERNSTEIN L.P.
13D/G 13F
Company
7.1%
$23,626,965
942,064 shares
$0 31 Dec 2025
Ross Berner
13D/G 3/4/5
10%+ Owner
5.4%
$20,174,477
804,405 shares
$0 31 Dec 2025
Ophir Asset Management Pty Ltd
13F 13D/G
Company
5.3%
from 13D/G
$31,832,615
802,739 shares
31 Mar 2026
Mark Mckinney
13D/G 3/4/5
10%+ Owner
5.1%
$19,071,785
760,438 shares
$0 31 Dec 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

Net insider flow leans to buying over the last 12 months. Net value: +$1,277,340.

Buys
$1,277,340
Insiders: 2
Sells
$0
Insiders: 0
Net
+$1,277,340
Shares: +26,921
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 26,921 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 20,000 0 $1,025,900 $0 +$1,025,900
3-6 6,921 0 $251,440 $0 +$251,440
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 Cardinal Infrastructure Group Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
12
Largest Forms 3/4/5 holder
Jeremy Simmons Spivey
Net 12M change
+$1,277,340
Latest report
05 Jun 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Jeremy Simmons Spivey Chief Executive Officer, Director, 10%+ Owner $256,826,808 Mixed 10 Dec 2025
Erik Daniel West Officer, 10%+ Owner $128,394,189 Mixed 10 Dec 2025
Michael Bruce Rowe Jr. Chief Financial Officer $42,798,063 Mixed 10 Dec 2025
Richard Melvin Lee Jr. Director $1,358,342 Mixed 05 Jun 2026
Benjamin Wood Chief Operating Officer $1,086,600 +$1,025,900 +1690% Filing P/S 27 May 2026
Richard Bennett Wimmer Director $866,422 Mixed 05 Jun 2026
Ivy Zelman Director $802,775 +$251,440 +46% Mixed 05 Jun 2026
Austin J. Shanfelter Director $457,182 Mixed 07 May 2026
Anthony Leon Wood Jr. Director Mixed 12 Mar 2026
Ross Berner 10%+ Owner Mixed 10 Dec 2025
Tiffany Leann Gidley General Counsel and Secretary Mixed 11 Dec 2025
Mark Mckinney 10%+ Owner Mixed 10 Dec 2025

Recent insider transactions for Cardinal Infrastructure Group 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
Ivy Zelman CDNL Class A Common Stock Award 9.86% 1,817 20,244 05 Jun 2026 Direct
Richard Melvin Lee Jr. CDNL Class A Common Stock Award 6.01% 1,941 34,254 05 Jun 2026 Direct
Austin J. Shanfelter CDNL Class A Common Stock Award 20.2% 1,941 11,529 05 Jun 2026 Direct
Richard Bennett Wimmer CDNL Class A Common Stock Award 10.2% 2,023 21,849 05 Jun 2026 Direct
Benjamin Wood CDNL Class A Common Stock Purchase $1,025,900 $51.30 20,000 20,000 27 May 2026 Direct
Richard Melvin Lee Jr. CDNL Class A Common Stock Award 13.6% 3,101 25,826 07 May 2026 Direct
Ivy Zelman CDNL Class A Common Stock Award 20.2% 3,101 18,427 07 May 2026 Direct
Austin J. Shanfelter CDNL Class A Common Stock Award 55.1% 3,101 8,726 07 May 2026 Direct
Richard Bennett Wimmer CDNL Class A Common Stock Award 18.5% 3,101 19,826 07 May 2026 Direct
Ivy Zelman CDNL Class A Common Stock Purchase 82.3% $251,440 $36.33 6,921 15,326 26 Mar 2026 Direct
Richard Bennett Wimmer Class A Common Stock Purchase 148.7% 10,000 16,725 11 Dec 2025 Direct
Richard Melvin Lee Jr. Class A Common Stock Purchase 350.3% 22,725 29,212 11 Dec 2025 Direct
Ivy Zelman Class A Common Stock Purchase 37.1% 2,275 8,405 11 Dec 2025 Direct
Tiffany Leann Gidley Class A Common Stock Purchase 6,000 6,000 11 Dec 2025 Direct
Michael Bruce Rowe Jr. Class B Common Stock Disposed to Issuer -24.5% -66,071 203,617 11 Dec 2025 By The Rowe Family Irrevocable Trust dated March 13, 2024
Michael Bruce Rowe Jr. Class B Common Stock Disposed to Issuer -24.5% -595,238 1,834,386 11 Dec 2025 Direct
Michael Bruce Rowe Jr. LLC Units Disposed to Issuer -24.5% -66,071 203,617 11 Dec 2025 By The Rowe Family Irrevocable Trust dated March 13, 2024
Michael Bruce Rowe Jr. LLC Units Disposed to Issuer -24.5% -595,238 1,834,386 11 Dec 2025 Direct
Jeremy Simmons Spivey Class B Common Stock Disposed to Issuer -24.5% -665,476 2,050,844 11 Dec 2025 By Spivey Family 2024 Irrevocable Trust U/A dated 5/13/24, as amended
Jeremy Simmons Spivey Class B Common Stock Disposed to Issuer -24.5% -3,302,980 10,179,004 11 Dec 2025 Direct
Jeremy Simmons Spivey LLC Units Disposed to Issuer -24.5% -665,476 2,050,844 11 Dec 2025 By Spivey Family 2024 Irrevocable Trust U/A dated 5/13/24, as amended
Jeremy Simmons Spivey LLC Units Disposed to Issuer -24.5% -3,302,980 10,179,004 11 Dec 2025 Direct
Erik Daniel West Class B Common Stock Disposed to Issuer -24.5% -330,357 1,018,084 11 Dec 2025 By West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended
Erik Daniel West Class B Common Stock Disposed to Issuer -24.5% -1,653,571 5,095,925 11 Dec 2025 Direct
Erik Daniel West LLC Units Disposed to Issuer -24.5% -330,357 1,018,084 11 Dec 2025 By West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended
Erik Daniel West LLC Units Disposed to Issuer -24.5% -1,653,571 5,095,925 11 Dec 2025 Direct
Michael Bruce Rowe Jr. Class B Common Stock Award 269,688 269,688 09 Dec 2025 By The Rowe Family Irrevocable Trust dated March 13, 2024
Michael Bruce Rowe Jr. Class B Common Stock Award 2,429,624 2,429,624 09 Dec 2025 Direct
Michael Bruce Rowe Jr. LLC Units Award 269,688 269,688 09 Dec 2025 By The Rowe Family Irrevocable Trust dated March 13, 2024
Michael Bruce Rowe Jr. LLC Units Award 2,429,624 2,429,624 09 Dec 2025 Direct
Jeremy Simmons Spivey Class B Common Stock Award 2,716,320 2,716,320 09 Dec 2025 By Spivey Family 2024 Irrevocable Trust U/A dated 5/13/24, as amended
Jeremy Simmons Spivey Class B Common Stock Award 13,481,984 13,481,984 09 Dec 2025 Direct
Jeremy Simmons Spivey LLC Units Award 2,716,320 2,716,320 09 Dec 2025 By Spivey Family 2024 Irrevocable Trust U/A dated 5/13/24, as amended
Jeremy Simmons Spivey LLC Units Award 13,481,984 13,481,984 09 Dec 2025 Direct
Erik Daniel West Class B Common Stock Award 1,348,441 1,348,441 09 Dec 2025 By West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended
Erik Daniel West Class B Common Stock Award 6,749,496 6,749,496 09 Dec 2025 Direct
Erik Daniel West LLC Units Award 1,348,441 1,348,441 09 Dec 2025 By West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended
Erik Daniel West LLC Units Award 6,749,496 6,749,496 09 Dec 2025 Direct
* marks a reported price that did not pass the local price check.
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .