Principal Global Investors reports 4.8% stake in Vulcan

Vulcan Materials ownership filing by Principal Global Investors reports beneficial ownership of 6,315,161 shares of common stock, representing 4.8% of the class as of 03/31/2026.

Rhea-AI Filing Summary

Vulcan Materials ownership filing by Principal Global Investors reports beneficial ownership of 6,315,161 shares of common stock, representing 4.8% of the class as of 03/31/2026. The filing is an amendment (Schedule 13G/A) updating beneficial ownership details and voting/dispositive power.

Key Figures

Filing type: Schedule 13G/A Beneficial ownership: 6,315,161 shares Percent of class: 4.8%

3 metrics

Filing type Schedule 13G/A Amendment reporting beneficial ownership

Beneficial ownership 6,315,161 shares Amount beneficially owned as of 03/31/2026

Percent of class 4.8% Percent of common stock outstanding as reported

Key Terms

Schedule 13G/A, Beneficially owned, Shared Dispositive Power, CUSIP

4 terms

Schedule 13G/A regulatory

"Amendment No. 1 ) VULCAN MATERIALS CO ... SCHEDULE 13G/A"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

Beneficially owned financial

"Item 4. | Ownership (a) | Amount beneficially owned: 6,315,161"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Shared Dispositive Power regulatory

"Shared Dispositive Power 6,315,161.00"

CUSIP technical

"Common Stock, $1 par value 929160109"

A CUSIP is a nine-character alphanumeric code that uniquely identifies a U.S. or Canadian financial security—such as a stock, bond, or fund share—like a Social Security number for an investment. It matters to investors because brokers, exchanges and record-keepers use the CUSIP to match trades, track ownership, settle transactions and pull accurate records, reducing errors and ensuring money and securities go to the right place.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does Principal Global Investors report in Vulcan Materials (VMC)?

Principal Global Investors reports beneficial ownership of 6,315,161 shares, equal to 4.8% of Vulcan Materials' common stock as of 03/31/2026. This figure appears in the amended Schedule 13G/A signed on 05/12/2026.

What voting and dispositive power does Principal Global Investors have in VMC?

The filing states 0 shares of sole voting power and sole dispositive power, and 6,315,161 shares of shared voting and shared dispositive power. The reported control is therefore exercised on a shared basis for the disclosed position.

Is the reported position in VMC above the 5% threshold?

No. The Schedule 13G/A explicitly lists the filing as "Ownership of 5 percent or less of a class." The reported 4.8% stake is below the 5% reporting threshold that would trigger different disclosure obligations.

When was the Schedule 13G/A for VMC signed and who signed it?

The amendment was signed on 05/12/2026 by J. Markham Penrod, Chief Compliance Officer - North America, Principal Asset Management. The filing cites the position as of 03/31/2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/12/2026 - 02:45 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Vulcan Materials CO

(Name of Issuer)

Common Stock, $1 par value

(Title of Class of Securities)

929160109

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 929160109

1

Names of Reporting Persons

PRINCIPAL GLOBAL INVESTORS

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 6,315,161.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 6,315,161.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

6,315,161.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

4.8 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Vulcan Materials CO
(b)	Address of issuer's principal executive offices: 1200 URBAN CENTER DRIVE, BIRMINGHAM, ALABAMA 35242
Item 2.
(a)	Name of person filing: PRINCIPAL GLOBAL INVESTORS
(b)	Address or principal business office or, if none, residence: 711 HIGH STREET DES MOINES, Iowa 50392-0300
(c)	Citizenship: PRINCIPAL GLOBAL INVESTORS - DELAWARE
(d)	Title of class of securities: Common Stock, $1 par value
(e)	CUSIP No.: 929160109
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 6,315,161
(b)	Percent of class: 4.8 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: PRINCIPAL GLOBAL INVESTORS - 0
	(ii) Shared power to vote or to direct the vote: PRINCIPAL GLOBAL INVESTORS - 6,315,161
	(iii) Sole power to dispose or to direct the disposition of: PRINCIPAL GLOBAL INVESTORS - 0
	(iv) Shared power to dispose or to direct the disposition of: PRINCIPAL GLOBAL INVESTORS - 6,315,161
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

PRINCIPAL GLOBAL INVESTORS

Signature:	/s/ J. Markham Penrod
Name/Title:	J. Markham Penrod, Chief Compliance Officer - North America, Principal Asset Management
Date:	05/12/2026