Erik Daniel West - 10 Dec 2025 Form 3 Insider Report for Cardinal Infrastructure Group Inc.

Role
Officer, 10%+ Owner
Signature
/s/ Tiffany Gidley, Attorney-in-fact
Issuer symbol
CDNL on Nasdaq
Transactions as of
10 Dec 2025
Net transactions value
$0
Form type
3
Filing time
10 Dec 2025, 17:06:40 UTC
Previous filing
11 Dec 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
West Erik Daniel Officer, 10%+ Owner C/O CARDINAL INFRASTRUCTURE GROUP INC., 100 E. SIX FORKS ROAD, #300, RALEIGH /s/ Tiffany Gidley, Attorney-in-fact 10 Dec 2025 0002099974

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding CDNL Class B Common Stock 6,749,496 10 Dec 2025 Direct
holding CDNL Class B Common Stock 1,348,441 10 Dec 2025 By West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding CDNL LLC Units 10 Dec 2025 Class A Common Stock 6,749,496 Direct F2
holding CDNL LLC Units 10 Dec 2025 Class A Common Stock 1,348,441 By West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The Reporting Person is the spouse of the trustee of West Family 2024 Irrevocable Trust U/A dated 3/20/24, as amended ("West Trust"), and as a result, may be deemed to share beneficial ownership of the securities held of record by West Trust.
F2 The membership units of Cardinal Civil Contracting Holdings LLC (the "LLC Units") may be redeemed by the Reporting Person at any time at the option of the holder for shares of Class A Common Stock on a 1-to-1 basis, and a corresponding number of shares of Class B Common Stock will be forfeited in connection with the redemption. The LLC Units have no expiration date.

Remarks:

Chief Operating Officer of Cardinal Civil Contracting Holdings LLC, of which the Issuer is the sole managing member. See attached Exhibit 24 - Power of Attorney.